#ftp-youtube-seo-analyzer{--primary: #dc2626;--primary-dark: #b91c1c;--primary-soft: #fef2f2;--secondary: #7c3aed;--secondary-soft: #f5f3ff;--success: #15803d;--success-soft: #f0fdf4;--warning: #a16207;--warning-soft: #fffbeb;--text: #1f2937;--muted: #64748b;--background: #f4f7fb;--surface: #ffffff;--border: #dbe3ef;--shadow: 0 12px 32px rgba(15, 23, 42, .08);--small-shadow: 0 5px 16px rgba(15, 23, 42, .07);--radius-large: 18px;--radius-medium: 12px;--radius-small: 8px;width:100%;min-height:100vh;margin:0;color:var(--text);background:radial-gradient(circle at top left,rgba(220,38,38,.07),transparent 32%),var(--background);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.65}#ftp-youtube-seo-analyzer,#ftp-youtube-seo-analyzer *{box-sizing:border-box}#ftp-youtube-seo-analyzer button,#ftp-youtube-seo-analyzer input,#ftp-youtube-seo-analyzer textarea{font:inherit}#ftp-youtube-seo-analyzer a{color:var(--primary-dark)}#ftp-youtube-seo-analyzer .page-container{width:min(100% - 32px,1080px);margin:0 auto;padding:24px 0 50px}#ftp-youtube-seo-analyzer .page-navigation{display:flex;align-items:center;gap:7px;margin-bottom:22px;padding:9px;overflow-x:auto;background:#fffffff7;border:1px solid var(--border);border-radius:14px;box-shadow:var(--small-shadow);scrollbar-width:thin}#ftp-youtube-seo-analyzer .page-navigation a,#ftp-youtube-seo-analyzer .page-navigation a:visited{flex:0 0 auto;padding:9px 13px;color:#1f2937;background:transparent;border-radius:8px;font-size:.91rem;font-weight:700;text-decoration:none;white-space:nowrap;transition:color .2s ease,background-color .2s ease,transform .2s ease}#ftp-youtube-seo-analyzer .page-navigation a:hover,#ftp-youtube-seo-analyzer .page-navigation a:focus-visible{color:#000;background:var(--primary-soft);outline:none;transform:translateY(-1px)}#ftp-youtube-seo-analyzer .page-navigation a:active{color:#000;background:#fee2e2}#ftp-youtube-seo-analyzer .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:7px;margin-bottom:17px;color:var(--muted);font-size:.9rem}#ftp-youtube-seo-analyzer .breadcrumb a{font-weight:700;text-decoration:none}#ftp-youtube-seo-analyzer .breadcrumb a:hover,#ftp-youtube-seo-analyzer .breadcrumb a:focus-visible{color:#000;text-decoration:underline;outline:none}#ftp-youtube-seo-analyzer .hero-section{position:relative;margin-bottom:24px;padding:clamp(34px,7vw,64px);overflow:hidden;color:#fff;background:linear-gradient(135deg,#dc2626,#7c3aed);border-radius:var(--radius-large);box-shadow:var(--shadow);animation:ftpYoutubeFadeUp .6s ease both}#ftp-youtube-seo-analyzer .hero-section:before{content:"";position:absolute;top:-95px;right:-80px;width:260px;height:260px;background:#ffffff1a;border-radius:50%}#ftp-youtube-seo-analyzer .hero-section:after{content:"";position:absolute;bottom:-110px;left:-75px;width:225px;height:225px;background:#ffffff14;border-radius:50%}#ftp-youtube-seo-analyzer .hero-content{position:relative;z-index:1;max-width:850px}#ftp-youtube-seo-analyzer .hero-label{display:inline-block;margin-bottom:14px;padding:6px 12px;color:#fff;background:#ffffff29;border:1px solid rgba(255,255,255,.3);border-radius:999px;font-size:.82rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase}#ftp-youtube-seo-analyzer .hero-section h1{margin:0 0 15px;color:#fff;font-size:clamp(2.1rem,7vw,3.5rem);line-height:1.12}#ftp-youtube-seo-analyzer .hero-section p{max-width:810px;margin:0;color:#fffffff0;font-size:clamp(1rem,2.5vw,1.13rem)}#ftp-youtube-seo-analyzer .hero-note{display:inline-block;margin-top:17px;padding:8px 12px;color:#fff;background:#ffffff21;border:1px solid rgba(255,255,255,.24);border-radius:8px;font-size:.9rem;font-weight:700}#ftp-youtube-seo-analyzer .tool-section,#ftp-youtube-seo-analyzer .content-section,#ftp-youtube-seo-analyzer .related-tools,#ftp-youtube-seo-analyzer .footer-section{margin-top:24px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-large);box-shadow:var(--shadow);scroll-margin-top:25px}#ftp-youtube-seo-analyzer .tool-section,#ftp-youtube-seo-analyzer .content-section,#ftp-youtube-seo-analyzer .related-tools{padding:clamp(22px,5vw,36px);animation:ftpYoutubeFadeUp .65s ease both}#ftp-youtube-seo-analyzer .tool-section h2,#ftp-youtube-seo-analyzer .content-section h2,#ftp-youtube-seo-analyzer .related-tools h2{margin:0 0 13px;color:var(--text);font-size:clamp(1.4rem,4vw,1.9rem);line-height:1.3}#ftp-youtube-seo-analyzer .tool-section>h2:after,#ftp-youtube-seo-analyzer .content-section h2:after,#ftp-youtube-seo-analyzer .related-tools h2:after{content:"";display:block;width:52px;height:4px;margin-top:8px;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:999px}#ftp-youtube-seo-analyzer .section-introduction{max-width:850px;margin:0 0 23px;color:var(--muted)}#ftp-youtube-seo-analyzer .content-section h3{margin:25px 0 8px;color:var(--text);font-size:1.17rem}#ftp-youtube-seo-analyzer .content-section p{margin:0 0 14px;color:#334155}#ftp-youtube-seo-analyzer .content-section p:last-child{margin-bottom:0}#ftp-youtube-seo-analyzer .content-section ul,#ftp-youtube-seo-analyzer .content-section ol{margin:0;padding-left:23px}#ftp-youtube-seo-analyzer .content-section li{margin-bottom:9px;color:#334155}#ftp-youtube-seo-analyzer .content-section li:last-child{margin-bottom:0}#ftp-youtube-seo-analyzer .content-section li::marker{color:var(--primary);font-weight:700}#ftp-youtube-seo-analyzer .content-section a{font-weight:700}#ftp-youtube-seo-analyzer .information-note,#ftp-youtube-seo-analyzer .warning-note{margin-top:17px;padding:15px 17px;border-radius:var(--radius-small)}#ftp-youtube-seo-analyzer .information-note{color:#334155;background:var(--primary-soft);border:1px solid #fecaca;border-left:4px solid var(--primary)}#ftp-youtube-seo-analyzer .warning-note{color:#78350f;background:var(--warning-soft);border:1px solid #fde68a;border-left:4px solid var(--warning)}#ftp-youtube-seo-analyzer .analyzer-card{padding:clamp(20px,5vw,30px);background:linear-gradient(135deg,#fffafa,var(--secondary-soft));border:1px solid #fecaca;border-radius:var(--radius-medium)}#ftp-youtube-seo-analyzer #analyzerForm{display:grid;gap:13px}#ftp-youtube-seo-analyzer #videoUrl{display:block;width:100%;min-height:52px;padding:12px 14px;color:var(--text);background:#fff;border:1px solid #cbd5e1;border-radius:9px;outline:none;transition:border-color .2s ease,box-shadow .2s ease}#ftp-youtube-seo-analyzer #videoUrl:hover{border-color:#94a3b8}#ftp-youtube-seo-analyzer #videoUrl:focus{border-color:var(--primary);box-shadow:0 0 0 4px #dc26261f}#ftp-youtube-seo-analyzer .analyze-button{display:inline-flex;width:fit-content;min-height:49px;padding:11px 22px;align-items:center;justify-content:center;color:#fff;background:linear-gradient(135deg,var(--primary),var(--secondary));border:0;border-radius:9px;cursor:pointer;font-weight:800;box-shadow:0 6px 15px #dc262633;transition:transform .2s ease,box-shadow .2s ease}#ftp-youtube-seo-analyzer .analyze-button:hover,#ftp-youtube-seo-analyzer .analyze-button:focus-visible{transform:translateY(-2px);box-shadow:0 9px 20px #dc262645;outline:none}#ftp-youtube-seo-analyzer #results{display:none;margin-top:22px;padding:18px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-medium);animation:ftpYoutubeResult .3s ease both}#ftp-youtube-seo-analyzer .result-card{margin-bottom:11px;padding:14px 15px;color:#334155;background:#fbfdff;border:1px solid var(--border);border-left:5px solid var(--primary);border-radius:9px;overflow-wrap:anywhere}#ftp-youtube-seo-analyzer .result-card:last-child{margin-bottom:0}#ftp-youtube-seo-analyzer .result-card strong{color:var(--text)}#ftp-youtube-seo-analyzer .feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(205px,1fr));gap:14px;margin-top:20px}#ftp-youtube-seo-analyzer .feature-card{padding:18px;background:#fbfdff;border:1px solid var(--border);border-radius:var(--radius-medium)}#ftp-youtube-seo-analyzer .feature-card:nth-child(1){border-top:4px solid var(--primary)}#ftp-youtube-seo-analyzer .feature-card:nth-child(2){border-top:4px solid var(--secondary)}#ftp-youtube-seo-analyzer .feature-card:nth-child(3){border-top:4px solid var(--success)}#ftp-youtube-seo-analyzer .feature-card:nth-child(4){border-top:4px solid var(--warning)}#ftp-youtube-seo-analyzer .feature-card h3{margin:0 0 7px}#ftp-youtube-seo-analyzer .feature-card p{margin:0;color:var(--muted);font-size:.93rem}#ftp-youtube-seo-analyzer .feedback-form{display:grid;gap:13px;max-width:720px;margin-top:18px}#ftp-youtube-seo-analyzer .feedback-form label{display:block;margin-bottom:6px;color:var(--text);font-weight:700}#ftp-youtube-seo-analyzer .feedback-form input,#ftp-youtube-seo-analyzer .feedback-form textarea{display:block;width:100%;padding:12px 14px;color:var(--text);background:#fbfdff;border:1px solid #cbd5e1;border-radius:9px;outline:none;transition:border-color .2s ease,box-shadow .2s ease}#ftp-youtube-seo-analyzer .feedback-form input{min-height:49px}#ftp-youtube-seo-analyzer .feedback-form textarea{min-height:130px;resize:vertical}#ftp-youtube-seo-analyzer .feedback-form input:focus,#ftp-youtube-seo-analyzer .feedback-form textarea:focus{background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px #dc26261f}#ftp-youtube-seo-analyzer .feedback-button{width:fit-content;min-height:48px;padding:11px 21px;color:#fff;background:linear-gradient(135deg,var(--primary),var(--secondary));border:0;border-radius:9px;cursor:pointer;font-weight:800;transition:transform .2s ease,box-shadow .2s ease}#ftp-youtube-seo-analyzer .feedback-button:hover,#ftp-youtube-seo-analyzer .feedback-button:focus-visible{transform:translateY(-2px);box-shadow:0 8px 17px #dc26263d;outline:none}#ftp-youtube-seo-analyzer details{margin-bottom:11px;background:#fbfdff;border:1px solid var(--border);border-radius:var(--radius-medium);transition:border-color .2s ease,box-shadow .2s ease}#ftp-youtube-seo-analyzer details:last-child{margin-bottom:0}#ftp-youtube-seo-analyzer details:hover{border-color:#fca5a5}#ftp-youtube-seo-analyzer details[open]{border-color:#f87171;box-shadow:var(--small-shadow)}#ftp-youtube-seo-analyzer summary{padding:14px 16px;color:var(--text);cursor:pointer;font-weight:700}#ftp-youtube-seo-analyzer details p{margin:0;padding:0 16px 15px}#ftp-youtube-seo-analyzer .related-tools{text-align:center}#ftp-youtube-seo-analyzer .related-tools h2:after{margin-right:auto;margin-left:auto}#ftp-youtube-seo-analyzer .related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-top:18px}#ftp-youtube-seo-analyzer .related-card,#ftp-youtube-seo-analyzer .related-card:visited{display:block;padding:17px 14px;color:var(--text);background:linear-gradient(135deg,var(--primary-soft),var(--secondary-soft));border:1px solid #fecaca;border-radius:10px;font-weight:800;text-decoration:none;transition:color .2s ease,transform .2s ease,box-shadow .2s ease}#ftp-youtube-seo-analyzer .related-card:hover,#ftp-youtube-seo-analyzer .related-card:focus-visible{color:#000;transform:translateY(-2px);box-shadow:var(--small-shadow);outline:none}#ftp-youtube-seo-analyzer .footer-section{padding:23px;text-align:center}#ftp-youtube-seo-analyzer .footer-section p{margin:0 0 10px;color:var(--muted)}#ftp-youtube-seo-analyzer .footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:9px 16px}#ftp-youtube-seo-analyzer .footer-links a,#ftp-youtube-seo-analyzer .footer-links a:visited{color:var(--primary-dark);font-weight:700;text-decoration:none}#ftp-youtube-seo-analyzer .footer-links a:hover,#ftp-youtube-seo-analyzer .footer-links a:focus-visible{color:#000;text-decoration:underline;outline:none}@keyframes ftpYoutubeFadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes ftpYoutubeResult{0%{opacity:.4;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@media(max-width:760px){#ftp-youtube-seo-analyzer .page-container{width:min(100% - 20px,1080px);padding-top:12px}#ftp-youtube-seo-analyzer .hero-section{padding:34px 22px;border-radius:15px}#ftp-youtube-seo-analyzer .tool-section,#ftp-youtube-seo-analyzer .content-section,#ftp-youtube-seo-analyzer .related-tools,#ftp-youtube-seo-analyzer .footer-section{border-radius:14px}}@media(max-width:500px){#ftp-youtube-seo-analyzer{font-size:15px}#ftp-youtube-seo-analyzer .page-container{width:min(100% - 14px,1080px)}#ftp-youtube-seo-analyzer .page-navigation a{padding:8px 11px;font-size:.86rem}#ftp-youtube-seo-analyzer .hero-section{padding:29px 18px}#ftp-youtube-seo-analyzer .tool-section,#ftp-youtube-seo-analyzer .content-section,#ftp-youtube-seo-analyzer .related-tools{padding:19px 15px}#ftp-youtube-seo-analyzer .analyzer-card{padding:18px 14px}#ftp-youtube-seo-analyzer .analyze-button,#ftp-youtube-seo-analyzer .feedback-button{width:100%}#ftp-youtube-seo-analyzer .feature-grid,#ftp-youtube-seo-analyzer .related-grid{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){#ftp-youtube-seo-analyzer,#ftp-youtube-seo-analyzer *,#ftp-youtube-seo-analyzer *:before,#ftp-youtube-seo-analyzer *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}