:root{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color:#ecf0f8;background:radial-gradient(circle at top,#1d2640,#0b0e16 55%);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}a{color:inherit}#root{min-height:100vh;display:flex;align-items:flex-start;justify-content:center}.app-container{width:min(980px,92vw);margin:0 auto;padding:32px 0 48px}.app-card{margin-top:16px;padding:28px;border-radius:18px;background:#141822e6;border:1px solid rgba(255,255,255,.08);box-shadow:0 20px 40px #0000004d}.app-hero{text-align:center;margin-bottom:22px}.app-title{font-size:clamp(28px,4vw,38px);font-weight:700;margin:0}.app-subtitle{margin:8px 0 0;color:#9ea7ba;font-size:15px}.upload-section{display:flex;flex-direction:column;gap:16px}.controls{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}.translate-btn{padding:10px 24px;border-radius:8px;border:none;background:linear-gradient(135deg,#4a90d9,#6b6cff);color:#fff;font-size:15px;font-weight:600;cursor:pointer;transition:transform .15s ease,opacity .2s}.translate-btn:hover{transform:translateY(-1px)}.translate-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.loading{display:flex;align-items:center;justify-content:center;gap:12px;color:#9ea7ba;font-size:14px}.loading p{margin:0}.spinner{width:20px;height:20px;border:2px solid #3a4357;border-top-color:#6b6cff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error{padding:12px 16px;background:#dc32321a;border:1px solid rgba(220,50,50,.3);border-radius:8px;color:#ff9c9c;font-size:14px;display:flex;align-items:center;gap:12px}.error p{margin:0;flex:1}.error a{color:#ffd0d0;font-weight:600}.pricing-card{display:flex;flex-direction:column;gap:18px}.pricing-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.plan-card{min-height:230px;padding:20px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:#ffffff09;display:flex;flex-direction:column;justify-content:space-between;gap:18px}.plan-card.current{border-color:#4a90d9bf;box-shadow:0 0 0 1px #4a90d940}.plan-card.highlighted{border-color:#6b6cffe6;background:#6b6cff14}.plan-card h2{margin:0 0 14px;font-size:20px}.plan-card p{margin:12px 0 0;color:#9ea7ba}.plan-price{font-size:30px;font-weight:700}.plan-price span{font-size:13px;color:#9ea7ba;font-weight:500}.pricing-notice{padding:12px 16px;border-radius:8px;background:#4a90d91f;border:1px solid rgba(74,144,217,.28);color:#b8d8ff;font-size:14px}.success-notice{background:#3cb4781f;border-color:#3cb47852;color:#b8f3d4}.pricing-actions{text-align:center}.pricing-actions a{color:#9fc8ff}@media(max-width:860px){.pricing-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.app-container{padding-top:18px}.app-card{padding:18px}.pricing-grid{grid-template-columns:1fr}}