:root{
  --bg:#f0f4ff;--bg2:#fff;--bg3:#f8faff;
  --border:#dde3f0;--border2:#c8d2e8;
  --text:#0d1117;--text2:#2d3748;--muted:#6b7794;
  --primary:#7c3aed;--primary-d:#6d28d9;--primary-l:#f5f3ff;--primary-mid:#ede9fe;
  --accent:#06b6d4;--success:#059669;--success-l:#ecfdf5;
  --warn:#d97706;--warn-l:#fffbeb;--danger:#dc2626;--danger-l:#fef2f2;
  --grad:linear-gradient(135deg,#1a0533 0%,#2d1b69 50%,#0c1a3a 100%);
  --r:8px;--r-lg:14px;--r-xl:20px;
  --sh:0 4px 12px rgba(124,58,237,.1);--sh-lg:0 8px 30px rgba(124,58,237,.15);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
button,input,select,textarea{font-family:inherit}
.wrap{min-height:100vh;display:flex;flex-direction:column}
.con{max-width:1200px;margin:0 auto;padding:0 24px}
.con-sm{max-width:820px;margin:0 auto;padding:0 24px}
main{flex:1}

/* Nav */
.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);box-shadow:0 1px 8px rgba(124,58,237,.08)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:62px;max-width:1200px;margin:0 auto;padding:0 24px}
.nav__logo{display:flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:800;color:var(--text);text-decoration:none}
.nav__logo:hover{text-decoration:none}
.nav__mark{width:34px;height:34px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1rem;flex-shrink:0}
.nav__logo-text{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav__links{display:flex;align-items:center;gap:2px}
.nav__links a{padding:7px 13px;border-radius:var(--r);color:var(--text2);font-size:.875rem;font-weight:500;transition:.18s}
.nav__links a:hover{background:var(--primary-l);color:var(--primary);text-decoration:none}
.nav__cta{background:linear-gradient(135deg,var(--primary),var(--accent))!important;color:#fff!important;font-weight:600!important}
.nav__cta:hover{opacity:.9!important;text-decoration:none!important}
.nav__burger{display:none;background:none;border:none;cursor:pointer;font-size:1.4rem;color:var(--text);padding:4px}
.nav__mobile{display:none;padding:10px 20px 16px;border-top:1px solid var(--border)}
.nav__mobile a{display:block;padding:9px 0;color:var(--text2);border-bottom:1px solid var(--border);font-weight:500}
.nav__mobile a:last-child{border-bottom:none}

/* Breadcrumb */
.bc{background:var(--bg3);border-bottom:1px solid var(--border);padding:9px 0}
.bc__inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:6px;font-size:.78rem;color:var(--muted)}
.bc__inner a{color:var(--muted)}.bc__inner a:hover{color:var(--primary);text-decoration:none}
.bc__sep{opacity:.4}

/* Hero */
.hero{background:var(--grad);color:#fff;padding:72px 24px 60px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 30% 50%,rgba(124,58,237,.3),transparent 60%),radial-gradient(ellipse at 70% 30%,rgba(6,182,212,.2),transparent 50%);pointer-events:none}
.hero__inner{position:relative;z-index:1}
.hero__badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:20px;padding:5px 16px;font-size:.77rem;font-weight:600;color:rgba(255,255,255,.95);margin-bottom:22px}
.hero h1{font-size:clamp(1.9rem,5vw,3.4rem);font-weight:800;line-height:1.12;margin-bottom:18px;letter-spacing:-.5px}
.hero h1 em{font-style:normal;background:linear-gradient(135deg,#a78bfa,#67e8f9);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{font-size:1.05rem;color:rgba(255,255,255,.75);max-width:560px;margin:0 auto 32px}
.hero__btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn-hero{padding:13px 28px;border:none;border-radius:var(--r);font-size:1rem;font-weight:700;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:.18s}
.btn-hero--p{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;box-shadow:0 4px 15px rgba(124,58,237,.4)}
.btn-hero--p:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(124,58,237,.5);text-decoration:none}
.btn-hero--o{background:rgba(255,255,255,.1);border:2px solid rgba(255,255,255,.3);color:#fff}
.btn-hero--o:hover{background:rgba(255,255,255,.2);text-decoration:none}

/* Stats */
.stats{background:#fff;border-bottom:1px solid var(--border);padding:18px 0}
.stats__inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;justify-content:center;gap:48px;flex-wrap:wrap}
.stat{text-align:center}
.stat__n{font-size:1.7rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:block;line-height:1}
.stat__l{font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.8px;margin-top:3px}

/* Sections */
.sec{padding:56px 0}
.sec--alt{background:linear-gradient(180deg,var(--bg3),var(--bg))}
.sec__hd{text-align:center;margin-bottom:36px}
.sec__title{font-size:clamp(1.4rem,3vw,2rem);font-weight:800;color:var(--text);margin-bottom:8px}
.sec__title span{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sec__sub{font-size:.9rem;color:var(--muted);max-width:500px;margin:0 auto}

/* Tool cards */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.tc{background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);padding:20px;transition:.18s;text-decoration:none;color:var(--text);display:block;position:relative}
.tc:hover{border-color:var(--primary);box-shadow:var(--sh-lg);transform:translateY(-3px);text-decoration:none}
.tc__badge{position:absolute;top:12px;right:12px;background:var(--primary-l);color:var(--primary);border:1px solid var(--primary-mid);border-radius:5px;padding:2px 7px;font-size:.6rem;font-weight:700;text-transform:uppercase}
.tc__icon{font-size:1.9rem;margin-bottom:11px}
.tc h3{font-size:.92rem;font-weight:700;margin-bottom:5px}
.tc p{font-size:.78rem;color:var(--muted);line-height:1.5}

/* Tool hero */
.t-hero{background:var(--grad);color:#fff;padding:44px 24px 32px;text-align:center;position:relative;overflow:hidden}
.t-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 40% 60%,rgba(124,58,237,.3),transparent 55%);pointer-events:none}
.t-hero__inner{position:relative;z-index:1}
.t-hero__icon{width:62px;height:62px;border-radius:18px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25)}
.t-hero__badge{display:inline-flex;gap:6px;align-items:center;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:20px;padding:4px 14px;font-size:.73rem;font-weight:600;color:rgba(255,255,255,.9);margin-bottom:14px}
.t-hero h1{font-size:clamp(1.5rem,4vw,2.2rem);font-weight:800;margin-bottom:10px}
.t-hero p{font-size:.93rem;color:rgba(255,255,255,.75);max-width:540px;margin:0 auto}

/* Tool box */
.tbox{background:#fff;border:1px solid var(--border);border-radius:var(--r-xl);box-shadow:var(--sh-lg);padding:26px;margin:26px 0}
.tbox__lbl{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:7px;display:block}

/* Format grid */
.fgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(108px,1fr));gap:7px;margin-bottom:16px}
.fc{padding:10px 7px;border:2px solid var(--border);border-radius:var(--r);cursor:pointer;text-align:center;transition:.18s;background:#fff;user-select:none;position:relative}
.fc:hover{border-color:var(--primary);background:var(--primary-l)}
.fc.on{border-color:var(--primary);background:var(--primary-l);box-shadow:0 0 0 3px rgba(124,58,237,.12)}
.fc.on::after{content:'✓';position:absolute;top:3px;right:5px;font-size:.58rem;font-weight:800;color:var(--primary)}
.fc__em{font-size:1.1rem;margin-bottom:3px;line-height:1}
.fc__nm{font-size:.72rem;font-weight:700;color:var(--text);line-height:1.2}
.fc__ds{font-size:.6rem;color:var(--muted);margin-top:2px}

/* Selected badge */
.sel-badge{display:inline-flex;align-items:center;gap:8px;background:var(--primary-l);border:1px solid var(--primary-mid);border-radius:var(--r);padding:8px 14px;font-size:.82rem;margin-bottom:14px;flex-wrap:wrap}
.sel-badge strong{color:var(--primary)}

/* URL input */
.url-wrap{position:relative;margin-bottom:12px}
.url-inp{width:100%;padding:13px 96px 13px 16px;border:2px solid var(--border);border-radius:var(--r);font-size:.9rem;color:var(--text);background:#fff;outline:none;transition:border-color .18s}
.url-inp:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(124,58,237,.1)}
.url-inp::placeholder{color:var(--muted)}
.paste-btn{position:absolute;right:8px;top:50%;transform:translateY(-50%);padding:6px 11px;background:var(--bg3);border:1px solid var(--border);border-radius:6px;font-size:.72rem;font-weight:600;color:var(--text2);cursor:pointer;transition:.18s}
.paste-btn:hover{background:var(--primary-l);color:var(--primary);border-color:var(--primary)}

/* Buttons */
.btn-p{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:13px 24px;background:linear-gradient(135deg,var(--primary),var(--primary-d));color:#fff;border:none;border-radius:var(--r);font-size:1rem;font-weight:700;cursor:pointer;transition:.18s;text-decoration:none}
.btn-p:hover{opacity:.92;transform:translateY(-1px);box-shadow:var(--sh);text-decoration:none}
.btn-p:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-dl{display:flex;align-items:center;justify-content:center;gap:10px;padding:14px 26px;background:linear-gradient(135deg,#059669,#047857);color:#fff;border:none;border-radius:var(--r);font-size:1rem;font-weight:700;cursor:pointer;text-decoration:none;transition:.18s;width:100%;margin-bottom:8px}
.btn-dl:hover{background:linear-gradient(135deg,#047857,#065f46);transform:translateY(-1px);box-shadow:0 4px 14px rgba(5,150,105,.3);text-decoration:none}

/* Progress */
.prog{margin:12px 0;display:none}
.prog__track{height:5px;background:var(--border);border-radius:3px;overflow:hidden}
.prog__fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:3px;width:0;transition:width .35s ease}
.prog__lbl{font-size:.76rem;color:var(--muted);margin-top:5px;min-height:18px}

/* Steps */
.steps-track{display:none;border:1px solid var(--border);border-radius:var(--r);overflow:hidden;margin:10px 0}
.steps-track.vis{display:flex}
.si{flex:1;padding:8px 4px;text-align:center;font-size:.6rem;font-weight:600;color:var(--muted);border-right:1px solid var(--border);transition:.18s}
.si:last-child{border-right:none}
.si .ic{display:block;font-size:.82rem;margin-bottom:2px}
.si.done{background:var(--success-l);color:var(--success)}
.si.act{background:var(--primary-l);color:var(--primary)}

/* Result/Error boxes */
.res-box{background:var(--success-l);border:1px solid #6ee7b7;border-radius:var(--r-lg);padding:18px;margin-top:14px;display:none}
.res-box h3{color:var(--success);font-size:.92rem;font-weight:700;margin-bottom:10px}
.err-box{background:var(--danger-l);border:1px solid #fca5a5;border-radius:var(--r);padding:13px 16px;margin-top:12px;display:none}
.err-box strong{color:var(--danger);font-size:.87rem;display:block;margin-bottom:4px}
.err-box p{font-size:.78rem;color:#7f1d1d;line-height:1.5}

/* Alerts */
.alert{border-radius:var(--r);padding:11px 14px;font-size:.82rem;display:flex;gap:10px;align-items:flex-start;margin:12px 0;line-height:1.5}
.alert--info{background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af}
.alert--ok{background:var(--success-l);border:1px solid #6ee7b7;color:#065f46}
.alert--warn{background:var(--warn-l);border:1px solid #fde68a;color:#92400e}
.alert--purple{background:var(--primary-l);border:1px solid var(--primary-mid);color:var(--primary-d)}

/* How-to, Features, FAQ, Tables */
.how-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-top:20px}
.how-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);padding:20px 16px;text-align:center}
.how-card__n{width:34px;height:34px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:.82rem;margin:0 auto 10px}
.how-card h3{font-size:.85rem;font-weight:700;margin-bottom:5px}
.how-card p{font-size:.75rem;color:var(--muted)}
.feat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}
.feat{display:flex;gap:13px;background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);padding:16px;transition:.18s}
.feat:hover{border-color:var(--primary);box-shadow:var(--sh)}
.feat__ic{font-size:1.4rem;flex-shrink:0}
.feat h4{font-size:.85rem;font-weight:700;margin-bottom:3px}
.feat p{font-size:.76rem;color:var(--muted)}
.faq-list{display:flex;flex-direction:column;gap:7px}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--r);overflow:hidden;transition:border-color .18s}
.faq-item.open{border-color:var(--primary)}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:15px 16px;font-size:.87rem;font-weight:600;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:10px}
.faq-q:hover{color:var(--primary)}
.faq-q .ic{transition:transform .25s;flex-shrink:0;color:var(--muted)}
.faq-item.open .faq-q .ic{transform:rotate(45deg);color:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-ai{padding:0 16px 14px;font-size:.83rem;color:var(--muted);line-height:1.7}
.faq-item.open .faq-a{max-height:300px}
.dtable{width:100%;border-collapse:collapse;font-size:.82rem}
.dtable th{background:var(--primary-l);padding:9px 12px;text-align:left;border:1px solid var(--primary-mid);color:var(--primary-d);font-size:.7rem;text-transform:uppercase;letter-spacing:.5px;font-weight:700}
.dtable td{padding:9px 12px;border:1px solid var(--border);vertical-align:middle;color:var(--text2)}
.dtable tr:hover td{background:var(--bg3)}
.dtable td:first-child{font-weight:600;color:var(--text)}
.tick{color:var(--success);font-weight:700}.cross{color:var(--danger);font-weight:700}

/* Drop zone */
.dzone{border:2px dashed var(--border2);border-radius:var(--r-lg);padding:38px 22px;text-align:center;cursor:pointer;transition:.18s;background:var(--bg3)}
.dzone:hover,.dzone.over{border-color:var(--primary);background:var(--primary-l)}
.dzone__ic{font-size:2rem;margin-bottom:9px}
.dzone p{font-size:.86rem;color:var(--muted)}
.dzone p strong{color:var(--primary)}
.rf{display:flex;align-items:center;gap:9px;background:#fff;border:1px solid #6ee7b7;border-radius:var(--r);padding:9px 12px;margin-bottom:7px}
.rf__nm{flex:1;font-size:.8rem;font-family:monospace;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rf__sz{font-size:.68rem;color:var(--muted);flex-shrink:0}
.rf a{padding:5px 12px;background:var(--primary);border-radius:5px;color:#fff;font-size:.76rem;font-weight:700;text-decoration:none;flex-shrink:0}
.rf a:hover{background:var(--primary-d);text-decoration:none}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.tag{background:var(--primary-l);border:1px solid var(--primary-mid);border-radius:20px;padding:3px 11px;font-size:.7rem;color:var(--primary-d)}

/* Footer */
footer{background:linear-gradient(180deg,#0d0520,#0a0118);color:rgba(255,255,255,.7);padding:52px 0 22px;margin-top:auto}
.ft__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:36px;max-width:1200px;margin-left:auto;margin-right:auto;padding:0 24px}
.ft__logo{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;font-size:1.15rem;font-weight:800;margin-bottom:12px}
.ft__logo:hover{text-decoration:none}
.ft__mark{width:30px;height:30px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.85rem}
.ft__brand p{font-size:.8rem;color:rgba(255,255,255,.4);line-height:1.7;max-width:250px}
.ft__col h4{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:1.2px;color:rgba(255,255,255,.3);margin-bottom:13px}
.ft__col a{display:block;color:rgba(255,255,255,.55);font-size:.83rem;margin-bottom:7px;transition:color .18s}
.ft__col a:hover{color:#fff;text-decoration:none}
.ft__bottom{border-top:1px solid rgba(255,255,255,.07);padding:18px 24px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;font-size:.76rem;color:rgba(255,255,255,.3);max-width:1200px;margin:0 auto}
.ft__bottom a{color:rgba(255,255,255,.3)}.ft__bottom a:hover{color:#fff;text-decoration:none}

/* Legal */
.legal-hero{background:var(--grad);color:#fff;padding:48px 24px;text-align:center}
.legal-hero h1{font-size:clamp(1.5rem,4vw,2.1rem);font-weight:800;margin-bottom:6px}
.legal-hero p{color:rgba(255,255,255,.65);font-size:.9rem}
.legal-body{max-width:820px;margin:36px auto;padding:0 24px 80px}
.legal-body h2{font-size:1.05rem;font-weight:700;color:var(--text);margin:28px 0 9px;padding-bottom:7px;border-bottom:2px solid var(--primary-mid)}
.legal-body p{color:var(--text2);font-size:.88rem;line-height:1.85;margin-bottom:12px}
.legal-body ul{padding-left:22px;margin-bottom:12px}
.legal-body li{color:var(--text2);font-size:.88rem;line-height:1.85;margin-bottom:5px}
.legal-body a{color:var(--primary)}
.cform-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.fg{margin-bottom:16px}
.fg label{display:block;font-size:.78rem;font-weight:600;color:var(--text2);margin-bottom:5px;text-transform:uppercase;letter-spacing:.4px}
.fg input,.fg select,.fg textarea{width:100%;padding:11px 13px;border:1.5px solid var(--border);border-radius:var(--r);font-size:.88rem;color:var(--text);background:#fff;outline:none;transition:border-color .18s}
.fg input:focus,.fg select:focus,.fg textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(124,58,237,.1)}
.fg textarea{resize:vertical;min-height:120px;font-family:inherit;line-height:1.6}

@media(max-width:768px){
  .nav__links{display:none}.nav__burger{display:block}
  .ft__grid{grid-template-columns:1fr 1fr;gap:22px;margin-bottom:28px}
  .cform-grid{grid-template-columns:1fr}
  .t-hero{padding:34px 16px 26px}.tbox{padding:16px}
  .fgrid{grid-template-columns:repeat(auto-fill,minmax(95px,1fr))}
}
@media(max-width:480px){.ft__grid{grid-template-columns:1fr}.stats__inner{gap:20px}.hero{padding:48px 16px 40px}}