:root {
  --bg: #FFFFFF;
  --bg-alt: #F7F8FA;
  --text: #0F172A;
  --text-muted: #64748B;
  --border: #E5E7EB;
  --border-light: #F1F3F5;
  --accent: #FF4D00;
  --accent-hover: #E64300;
  --accent-light: #FFF3ED;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.1);
  --max-w: 1120px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}

/* ---- NAV ---- */
.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light)}
.nav-inner{max-width:var(--max-w);margin:0 auto;padding:0 24px;display:flex;align-items:center;height:64px;gap:32px}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--text);flex-shrink:0}
.nav-logo svg{width:32px;height:32px}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav-links a{font-size:14px;font-weight:500;color:var(--text-muted);transition:color .15s}
.nav-links a:hover{color:var(--text)}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;padding:8px 20px;border-radius:8px;font-size:14px;font-weight:600;background:var(--accent);color:#fff;border:none;cursor:pointer;transition:background .15s}
.nav-cta:hover{background:var(--accent-hover)}
.nav-mobile-btn{display:none;background:none;border:none;cursor:pointer;padding:4px;color:var(--text)}
.nav-mobile-btn svg{width:24px;height:24px}

/* ---- HERO ---- */
.hero{padding:80px 0 60px;text-align:center}
.hero-eyebrow{display:inline-block;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);background:var(--accent-light);padding:6px 14px;border-radius:999px;margin-bottom:20px}
.hero h1{font-size:clamp(32px,5vw,52px);font-weight:800;line-height:1.1;letter-spacing:-.02em;margin-bottom:16px}
.hero h1 span{color:var(--accent)}
.hero-sub{font-size:clamp(16px,2vw,20px);color:var(--text-muted);max-width:600px;margin:0 auto 32px;line-height:1.5}
.hero-ctas{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;border-radius:10px;font-size:15px;font-weight:600;background:var(--accent);color:#fff;border:none;cursor:pointer;transition:background .15s,transform .1s}
.btn-primary:hover{background:var(--accent-hover)}
.btn-primary:active{transform:scale(.97)}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;border-radius:10px;font-size:15px;font-weight:600;background:var(--bg);color:var(--text);border:1.5px solid var(--border);cursor:pointer;transition:border-color .15s,background .15s}
.btn-secondary:hover{border-color:var(--text);background:var(--bg-alt)}
.hero-micro{font-size:13px;color:var(--text-muted);margin-top:12px}

/* ---- DOWNLOADER TOOL ---- */
.tool-wrap{max-width:640px;margin:40px auto 0;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);overflow:hidden}
.tool-bar{padding:24px}
.tool-input-row{display:flex;gap:10px}
.tool-input{flex:1;padding:14px 16px;border-radius:var(--radius);border:1.5px solid var(--border);font-size:15px;font-family:var(--font);outline:none;transition:border-color .15s,box-shadow .15s;background:var(--bg)}
.tool-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,77,0,.12)}
.tool-input::placeholder{color:var(--text-muted)}
.tool-btn{padding:14px 24px;border-radius:var(--radius);background:var(--accent);color:#fff;font-size:15px;font-weight:600;border:none;cursor:pointer;white-space:nowrap;transition:background .15s}
.tool-btn:hover{background:var(--accent-hover)}
.tool-btn:disabled{opacity:.5;cursor:not-allowed}
.tool-error{margin-top:12px;padding:12px 16px;background:#FEF2F2;border:1px solid #FECACA;border-radius:var(--radius);color:#991B1B;font-size:14px;display:none}
.tool-loading{display:none;text-align:center;padding:40px 0}
.tool-loading .spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 12px}
@keyframes spin{to{transform:rotate(360deg)}}
.tool-loading p{font-size:14px;color:var(--text-muted)}
.tool-result{display:none;border-top:1px solid var(--border-light);padding:24px}
.result-card{display:flex;gap:16px;align-items:flex-start}
.result-thumb{width:160px;min-width:160px;border-radius:var(--radius);overflow:hidden;background:var(--bg-alt);aspect-ratio:16/9}
.result-thumb img{width:100%;height:100%;object-fit:cover}
.result-info{flex:1;min-width:0}
.result-title{font-size:16px;font-weight:600;line-height:1.3;margin-bottom:4px}
.result-meta{font-size:13px;color:var(--text-muted);margin-bottom:16px}
.result-formats{display:flex;flex-direction:column;gap:8px}
.format-row{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border:1px solid var(--border-light);border-radius:var(--radius);font-size:14px;transition:border-color .15s}
.format-row:hover{border-color:var(--accent)}
.format-label{font-weight:500}
.format-btns{display:flex;gap:8px}
.dl-btn{padding:6px 14px;border-radius:8px;font-size:13px;font-weight:600;border:none;cursor:pointer;transition:background .15s}
.dl-btn.primary{background:var(--accent);color:#fff}
.dl-btn.primary:hover{background:var(--accent-hover)}
.dl-btn.secondary{background:var(--bg-alt);color:var(--text);border:1px solid var(--border)}
.dl-btn.secondary:hover{background:var(--border-light)}

/* ---- LOGO STRIP ---- */
.logo-strip{padding:48px 0;border-top:1px solid var(--border-light);border-bottom:1px solid var(--border-light)}
.logo-strip-label{text-align:center;font-size:13px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:20px}
.logo-strip-items{display:flex;align-items:center;justify-content:center;gap:32px;flex-wrap:wrap}
.format-badge{padding:8px 16px;border-radius:8px;font-size:13px;font-weight:600;color:var(--text-muted);background:var(--bg-alt);border:1px solid var(--border-light)}

/* ---- SECTIONS ---- */
.section{padding:80px 0}
.section-alt{background:var(--bg-alt)}
.section-header{text-align:center;max-width:640px;margin:0 auto 48px}
.section-eyebrow{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);margin-bottom:8px}
.section-header h2{font-size:clamp(24px,3.5vw,36px);font-weight:800;line-height:1.15;letter-spacing:-.01em;margin-bottom:12px}
.section-header p{font-size:17px;color:var(--text-muted);line-height:1.5}

/* ---- STEPS ---- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px;margin-top:48px}
.step{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 24px;text-align:center}
.step-num{width:40px;height:40px;border-radius:50%;background:var(--accent-light);color:var(--accent);font-weight:700;font-size:16px;display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px}
.step h3{font-size:16px;font-weight:700;margin-bottom:8px}
.step p{font-size:14px;color:var(--text-muted);line-height:1.5}

/* ---- FEATURE CARDS ---- */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.feature-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 24px;transition:border-color .15s,box-shadow .15s}
.feature-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md)}
.feature-icon{width:44px;height:44px;border-radius:10px;background:var(--accent-light);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--accent);font-size:20px}
.feature-card h3{font-size:16px;font-weight:700;margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--text-muted);line-height:1.5}

/* ---- WHAT IS / INFO BLOCK ---- */
.info-block{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-top:48px}
.info-block.reverse{direction:rtl}
.info-block.reverse>*{direction:ltr}
.info-block-text h3{font-size:22px;font-weight:700;margin-bottom:12px}
.info-block-text p{font-size:15px;color:var(--text-muted);line-height:1.6}
.info-block-visual{background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius-xl);padding:32px;text-align:center}

/* ---- FAQ ---- */
.faq-list{max-width:720px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border-light)}
.faq-q{width:100%;background:none;border:none;padding:20px 0;text-align:left;font-size:16px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-family:var(--font);color:var(--text)}
.faq-q:hover{color:var(--accent)}
.faq-q svg{flex-shrink:0;width:20px;height:20px;transition:transform .2s}
.faq-q.open svg{transform:rotate(180deg)}
.faq-a{padding:0 0 20px;font-size:15px;color:var(--text-muted);line-height:1.6;display:none}
.faq-q.open + .faq-a{display:block}

/* ---- TESTIMONIAL ---- */
.testimonial{max-width:640px;margin:0 auto;text-align:center;padding:48px 24px}
.testimonial blockquote{font-size:18px;font-style:italic;line-height:1.6;color:var(--text);margin-bottom:16px}
.testimonial cite{font-size:14px;font-style:normal;color:var(--text-muted)}

/* ---- CTA BAND ---- */
.cta-band{padding:80px 0;text-align:center}
.cta-band h2{font-size:clamp(24px,3.5vw,36px);font-weight:800;margin-bottom:12px}
.cta-band p{font-size:17px;color:var(--text-muted);margin-bottom:28px}

/* ---- FOOTER ---- */
.footer{border-top:1px solid var(--border-light);padding:48px 0 32px;background:var(--bg)}
.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:40px;margin-bottom:40px}
.footer-brand p{font-size:14px;color:var(--text-muted);margin-top:12px;line-height:1.5}
.footer-col h4{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:16px}
.footer-col a{display:block;font-size:14px;color:var(--text-muted);padding:4px 0;transition:color .15s}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid var(--border-light);padding-top:24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-copy{font-size:13px;color:var(--text-muted)}
.footer-legal{display:flex;gap:20px}
.footer-legal a{font-size:13px;color:var(--text-muted);transition:color .15s}
.footer-legal a:hover{color:var(--accent)}

/* ---- HOW-TO / LEGAL PAGES ---- */
.page-hero{padding:64px 0 40px;text-align:center}
.page-hero h1{font-size:clamp(28px,4vw,44px);font-weight:800;margin-bottom:12px}
.page-hero p{font-size:17px;color:var(--text-muted);max-width:600px;margin:0 auto}
.page-content{padding:0 0 80px}
.page-content .container{max-width:760px}
.page-content h2{font-size:22px;font-weight:700;margin:32px 0 12px}
.page-content h3{font-size:18px;font-weight:600;margin:24px 0 8px}
.page-content p{font-size:15px;color:var(--text-muted);line-height:1.7;margin-bottom:16px}
.page-content ul,.page-content ol{margin:0 0 16px 20px;font-size:15px;color:var(--text-muted);line-height:1.7}
.page-content li{margin-bottom:8px}
.page-content a{color:var(--accent)}
.page-content strong{color:var(--text)}

/* ---- RESPONSIVE ---- */
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);flex-direction:column;padding:16px 24px;gap:12px;box-shadow:var(--shadow)}
  .nav-links.open{display:flex}
  .nav-mobile-btn{display:block;margin-left:auto}
  .hero{padding:48px 0 40px}
  .tool-input-row{flex-direction:column}
  .tool-btn{width:100%}
  .result-card{flex-direction:column}
  .result-thumb{width:100%;min-width:unset}
  .info-block{grid-template-columns:1fr}
  .info-block.reverse{direction:ltr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .steps{grid-template-columns:1fr}
}
@media(max-width:480px){
  .hero-ctas{flex-direction:column}
  .hero-ctas .btn-primary,.hero-ctas .btn-secondary{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .logo-strip-items{gap:12px}
}

/* ---- UTILITIES ---- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}