:root{--bg:#070b17;--panel:#11192c;--panel2:#172239;--text:#f7f8ff;--muted:#9ba9c8;--line:rgba(255,255,255,.09);--p:#7c3aed;--c:#22d3ee;--green:#22c55e;--warn:#f59e0b;--shadow:0 25px 80px rgba(0,0,0,.35)}
[data-theme="light"]{--bg:#f4f7ff;--panel:#fff;--panel2:#edf2ff;--text:#101527;--muted:#5d6a86;--line:rgba(14,24,51,.12);--shadow:0 20px 55px rgba(38,50,90,.13)}
*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,Segoe UI,Arial,sans-serif}html{scroll-behavior:smooth}body{min-height:100vh;background:var(--bg);color:var(--text);overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;z-index:-2;background:
radial-gradient(circle at 20% 10%,rgba(124,58,237,.24),transparent 30%),
radial-gradient(circle at 85% 20%,rgba(34,211,238,.15),transparent 27%),
radial-gradient(circle at 55% 90%,rgba(236,72,153,.12),transparent 28%)}
.stars{position:fixed;inset:0;z-index:-1;opacity:.55;background-image:
radial-gradient(#fff 1px,transparent 1px),radial-gradient(#8be9ff 1px,transparent 1px);
background-size:75px 75px,130px 130px;background-position:0 0,35px 55px;mask-image:linear-gradient(to bottom,#000,transparent 95%)}
a{color:inherit}.nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:14px 5.5%;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-size:23px;font-weight:900}.brand img{width:40px;height:40px}.brand span{background:linear-gradient(90deg,#a78bfa,var(--c));-webkit-background-clip:text;color:transparent}
.navlinks{display:flex;gap:23px;align-items:center}.navlinks a{text-decoration:none;color:var(--muted);font-weight:700;font-size:14px}.navlinks a:hover{color:var(--text)}
.icon-btn{width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:var(--panel);color:var(--text);cursor:pointer}
.hero{padding:92px 20px 65px;text-align:center}.pill{display:inline-flex;padding:8px 15px;border:1px solid rgba(167,139,250,.35);border-radius:999px;background:rgba(124,58,237,.12);color:#c4b5fd;font-size:13px;font-weight:800}.hero h1{font-size:clamp(50px,8vw,88px);letter-spacing:-4px;margin:18px 0 13px}.gradient{background:linear-gradient(90deg,#a78bfa,#22d3ee,#f472b6);-webkit-background-clip:text;color:transparent}.hero h2{font-size:clamp(23px,4vw,38px);margin-bottom:15px}.hero p{max-width:840px;margin:auto;color:var(--muted);font-size:17px;line-height:1.75}.search{max-width:760px;margin:28px auto 18px;padding:7px;display:flex;border:1px solid var(--line);border-radius:16px;background:var(--panel);box-shadow:var(--shadow)}.search input{flex:1;min-width:0;border:0;outline:0;background:transparent;color:var(--text);padding:15px;font-size:16px}.btn{border:0;border-radius:11px;padding:14px 22px;color:#fff;background:linear-gradient(90deg,var(--p),#2563eb);font-weight:900;cursor:pointer;text-decoration:none;display:inline-block}.btn.secondary{background:var(--panel2);color:var(--text);border:1px solid var(--line)}.hero-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:0 5.5% 70px}.stat{padding:22px;text-align:center;border:1px solid var(--line);background:color-mix(in srgb,var(--panel) 92%,transparent);border-radius:17px}.stat b{font-size:27px;color:var(--c)}.stat p{margin-top:5px;color:var(--muted)}
.ad-slot{max-width:1120px;margin:26px auto;padding:22px;text-align:center;border:1px dashed #53617d;border-radius:14px;color:#667491;background:color-mix(in srgb,var(--panel) 65%,transparent);font-size:13px}
.section{padding:75px 5.5%}.section.alt{background:color-mix(in srgb,var(--panel) 45%,transparent);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.heading{max-width:800px;margin:0 auto 38px;text-align:center}.heading h2{font-size:clamp(31px,5vw,46px);margin-bottom:11px}.heading p{color:var(--muted);line-height:1.7}
.filters{display:flex;justify-content:center;gap:9px;flex-wrap:wrap;margin-bottom:30px}.filter{padding:9px 15px;border:1px solid var(--line);border-radius:999px;background:var(--panel);color:var(--muted);cursor:pointer;font-weight:700}.filter.active,.filter:hover{color:white;background:var(--p)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.card{min-height:210px;padding:21px;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:17px;background:linear-gradient(145deg,var(--panel),color-mix(in srgb,var(--panel) 70%,#050816));transition:.25s;box-shadow:0 12px 35px rgba(0,0,0,.1)}.card:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.52);box-shadow:var(--shadow)}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.tool-icon{width:45px;height:45px;display:grid;place-items:center;border-radius:13px;background:rgba(124,58,237,.15);font-size:22px}.cat{padding:6px 9px;border-radius:999px;background:rgba(34,211,238,.1);color:var(--c);font-size:11px;font-weight:900}.card h3{font-size:18px;margin-bottom:8px}.card p{color:var(--muted);font-size:13px;line-height:1.6;margin-bottom:18px}.open{margin-top:auto;color:var(--c);text-decoration:none;font-weight:900;font-size:14px}
.feature-grid,.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}.feature{padding:25px;border:1px solid var(--line);border-radius:17px;background:var(--panel)}.feature h3{margin:12px 0 8px}.feature p{color:var(--muted);line-height:1.65}
.faq{max-width:920px;margin:auto}.faq details{padding:18px;margin-bottom:11px;border:1px solid var(--line);border-radius:13px;background:var(--panel)}.faq summary{font-weight:900;cursor:pointer}.faq p{padding-top:11px;color:var(--muted);line-height:1.7}
.footer{padding:35px 5.5%;display:flex;justify-content:space-between;gap:20px;background:#040712;border-top:1px solid var(--line);color:#8d9ab7}.footer a{text-decoration:none;margin-left:14px}
.tool-page{max-width:1120px;margin:auto;padding:55px 20px 90px}.tool-head{text-align:center;margin-bottom:28px}.tool-head h1{font-size:clamp(34px,6vw,54px);margin:14px 0}.tool-head p{max-width:760px;margin:auto;color:var(--muted);line-height:1.7}
.tool-box{padding:28px;border:1px solid var(--line);border-radius:20px;background:var(--panel);box-shadow:var(--shadow)}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:17px}.full{grid-column:1/-1}label{display:block;margin-bottom:8px;font-weight:900}input,select,textarea{width:100%;padding:14px 15px;border:1px solid #45516b;border-radius:11px;background:color-mix(in srgb,var(--bg) 80%,var(--panel));color:var(--text);outline:0;font-size:15px}textarea{min-height:130px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--c)}.actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:20px}.actions button{padding:13px 18px;border:0;border-radius:10px;font-weight:900;cursor:pointer}.primary{background:linear-gradient(90deg,var(--p),#2563eb);color:#fff}.neutral{background:var(--panel2);color:var(--text);border:1px solid var(--line)!important}
.mode,.notice{margin-top:16px;padding:13px 15px;border:1px solid var(--line);border-radius:11px;background:color-mix(in srgb,var(--bg) 80%,var(--panel));color:var(--muted)}.mode.ai{color:#86efac;border-color:rgba(34,197,94,.45)}.mode.free{color:#fde68a;border-color:rgba(245,158,11,.45)}.notice{display:none;color:#fde68a;border-color:rgba(245,158,11,.45)}
.output{display:none;margin-top:22px;padding:22px;border:1px solid var(--line);border-radius:15px;background:color-mix(in srgb,var(--bg) 80%,var(--panel))}.output-top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:13px}.output-text{white-space:pre-wrap;line-height:1.75}.download{display:inline-block;margin-top:15px}
.guide{margin-top:28px;padding:25px;border:1px solid var(--line);border-radius:17px;background:color-mix(in srgb,var(--panel) 80%,transparent)}.guide h2,.guide h3{margin:15px 0 8px}.guide p,.guide li{color:var(--muted);line-height:1.7}.guide ul{padding-left:20px}
.preview-img{display:block;max-width:100%;max-height:500px;margin:18px auto;border-radius:12px}
@media(max-width:1100px){.grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:850px){.grid{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:repeat(2,1fr)}.feature-grid,.blog-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.navlinks{display:none}.hero h1{letter-spacing:-2px}.search{flex-direction:column;background:transparent;border:0;box-shadow:none}.search input{background:var(--panel);border:1px solid var(--line);border-radius:11px;margin-bottom:8px}.grid,.feature-grid,.blog-grid,.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.stats{grid-template-columns:1fr 1fr}.footer{flex-direction:column;text-align:center}.output-top{align-items:flex-start;flex-direction:column}}