:root{--bg:#0a0a0b;--surface:#141416;--surface-2:#1a1a1d;--border:#2a2a2e;--accent:#6366f1;--foreground:#ededed;--muted-fg:#8b8b91}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;background:var(--bg);color:var(--foreground);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{text-decoration:none}a,button{color:inherit}button{font-family:inherit;cursor:pointer;background:none;border:none}.container{max-width:1120px;margin:0 auto;padding:0 24px}.header{padding:20px 0;border-bottom:1px solid var(--border)}.header-inner{justify-content:space-between}.header-inner,.logo{display:flex;align-items:center}.logo-img{height:32px;width:auto;display:block}.nav-link{font-size:13px;color:var(--muted-fg);transition:color .15s;display:inline-flex;align-items:center;gap:6px}.nav-link:hover{color:var(--foreground)}.nav-back{cursor:pointer}.hero{padding:80px 0 48px;text-align:center}.hero-badge{display:inline-block;font-size:11px;font-weight:500;color:var(--muted-fg);text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px}.hero h1{font-size:clamp(32px,5vw,56px);font-weight:700;letter-spacing:-.02em;line-height:1.1;margin-bottom:20px;max-width:820px;margin-left:auto;margin-right:auto}.hero p{font-size:17px;color:var(--muted-fg);max-width:620px;margin:0 auto 16px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-gap:16px;gap:16px;padding:32px 0 80px}.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px;cursor:pointer;transition:border-color .2s,transform .2s;display:flex;flex-direction:column;gap:12px;text-align:left;width:100%}.card:hover{border-color:var(--accent);transform:translateY(-2px)}.card-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:4px}.card-icon svg{width:22px;height:22px;color:white}.card h2{font-size:17px;font-weight:600;margin-bottom:2px}.card-subtitle{font-size:13px;font-weight:500;margin-bottom:8px}.card-desc{font-size:13px;color:var(--muted-fg);line-height:1.55}.card.speak{background:linear-gradient(180deg,rgba(99,102,241,.08),rgba(99,102,241,.02));border-color:rgba(99,102,241,.3)}.tool-page{min-height:calc(100vh - 140px);padding:56px 0 80px;animation:pageIn .3s cubic-bezier(.2,.7,.3,1)}@keyframes pageIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.tool-header{max-width:720px;margin:0 auto 40px;text-align:center}.tool-icon-lg{width:72px;height:72px;border-radius:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;box-shadow:0 10px 40px -10px rgba(99,102,241,.35)}.tool-icon-lg svg{width:36px;height:36px;color:white}.tool-header h1{font-size:clamp(28px,4vw,40px);font-weight:700;letter-spacing:-.02em;line-height:1.15;margin-bottom:8px}.tool-subtitle{font-size:15px;font-weight:600;margin-bottom:16px}.tool-desc{font-size:15px;color:var(--muted-fg);line-height:1.6;max-width:560px;margin:0 auto}.tool-card{max-width:720px;margin:0 auto;background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:36px;box-shadow:0 20px 60px -20px rgba(0,0,0,.5)}.field-label{display:block;font-size:12px;font-weight:500;color:var(--muted-fg);margin-bottom:10px;text-transform:uppercase;letter-spacing:.06em}.field-input,.field-textarea{width:100%;padding:14px 18px;border-radius:12px;background:var(--bg);border:1px solid var(--border);color:var(--foreground);font-size:15px;font-family:inherit;transition:border-color .15s,box-shadow .15s;outline:none}.field-input:focus,.field-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(99,102,241,.15)}.field-input::placeholder,.field-textarea::placeholder{color:var(--muted-fg)}.field-textarea{min-height:120px;resize:vertical;line-height:1.55}.submit-btn{width:100%;margin-top:20px;padding:14px 20px;border-radius:12px;font-weight:600;font-size:15px;color:white;transition:opacity .15s,transform .1s}.submit-btn:hover:not(:disabled){transform:translateY(-1px)}.submit-btn:disabled{opacity:.4;cursor:not-allowed}.fine-print{text-align:center;font-size:12px;color:var(--muted-fg);margin-top:14px}.gate-title{font-size:22px;font-weight:600;text-align:center;margin-bottom:8px}.gate-sub{font-size:14px;color:var(--muted-fg);text-align:center;margin-bottom:24px}.spinner-wrap{padding:72px 0;text-align:center}.spinner{width:44px;height:44px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;margin:0 auto 20px;animation:spin .7s linear infinite}.spinner-text{font-size:15px;font-weight:500;color:var(--foreground);margin-bottom:6px}.spinner-sub{font-size:13px;color:var(--muted-fg)}.output-header{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;margin-bottom:20px;border-bottom:1px solid var(--border)}.output-badge{display:inline-block;padding:5px 10px;border-radius:6px;font-size:11px;font-weight:600;color:white;text-transform:uppercase;letter-spacing:.06em}.output-meta{font-size:12px;color:var(--muted-fg)}.stream-output{font-size:15px;line-height:1.7;color:var(--foreground);white-space:pre-wrap;word-wrap:break-word;padding:8px 0;min-height:80px}.stream-error{font-size:14px;color:#ef4444;padding:16px;border:1px solid rgba(239,68,68,.3);border-radius:12px;background:rgba(239,68,68,.06);margin-top:8px}.output-actions{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}.btn-outline,.btn-primary,.btn-secondary{padding:12px 18px;border-radius:10px;font-size:14px;font-weight:500;display:inline-flex;align-items:center;gap:8px;transition:border-color .15s,background .15s,transform .1s}.btn-secondary{background:var(--bg);border:1px solid var(--border);color:var(--foreground)}.btn-secondary:hover{border-color:var(--accent)}.btn-primary{background:var(--accent);color:white;font-weight:600}.btn-primary:hover{transform:translateY(-1px)}.btn-outline{background:transparent;border:1px solid var(--accent);color:var(--accent);font-weight:600;padding:12px 22px}.btn-outline:hover{background:rgba(99,102,241,.08)}.output-cta{margin-top:36px;padding:28px;border-radius:14px;background:linear-gradient(180deg,rgba(99,102,241,.07),rgba(99,102,241,.02));border:1px solid rgba(99,102,241,.25);text-align:center}.output-cta p{margin-bottom:10px;font-size:14px;color:var(--muted-fg);line-height:1.6}.output-cta p strong{color:var(--foreground);font-size:16px}.output-cta .btn-outline{margin-top:12px}.footer{padding:32px 0;border-top:1px solid var(--border);text-align:center;font-size:13px;color:var(--muted-fg)}.footer a{color:var(--accent)}@keyframes spin{to{transform:rotate(1turn)}}@media (max-width:640px){.hero{padding:56px 0 32px}.grid{padding:24px 0 48px}.tool-page{padding:32px 0 48px}.tool-card{padding:24px;border-radius:16px}.tool-header{margin-bottom:28px}.tool-icon-lg{width:60px;height:60px;margin-bottom:16px}.tool-icon-lg svg{width:30px;height:30px}.logo-img{height:26px}}