:root{--primary: #eb0a1e;--primary-hover: #c41e3a;--bg-dark: #0d1117;--bg-dark-light: #161b22;--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1);--text-primary: #f0f6fc;--text-secondary: #8b949e;--sidebar-bg: rgba(255, 255, 255, .03);--input-bg: rgba(255, 255, 255, .06)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:linear-gradient(135deg,#0d1117,#161b22,#1a1f26);color:var(--text-primary);min-height:100vh;position:relative;overflow-x:hidden}body:before{content:"";position:fixed;top:10%;left:-30%;width:60%;height:60%;background:radial-gradient(circle,rgba(59,130,246,.15) 0%,transparent 70%);border-radius:50%;pointer-events:none;z-index:0}body:after{content:"";position:fixed;bottom:-20%;right:-10%;width:50%;height:50%;background:radial-gradient(circle,rgba(235,10,30,.1) 0%,transparent 70%);border-radius:50%;pointer-events:none;z-index:0}#root{min-height:100vh;position:relative;z-index:1}.app-shell{min-height:100vh;display:flex;flex-direction:column;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.top-header{padding:16px 24px;background:#0d1117b3;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0000004d;position:relative;z-index:10}.brand{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.toyota-logo{display:flex;flex-shrink:0;width:48px;height:36px;border-radius:8px;overflow:hidden;box-shadow:0 4px 16px #eb0a1e33;background:#ffffff0d;padding:2px;transition:all .3s ease}.toyota-logo:hover{box-shadow:0 6px 20px #eb0a1e66;transform:translateY(-2px)}.toyota-logo img{width:100%;height:100%;object-fit:contain}.brand-text{font-size:1.35rem;font-weight:700;letter-spacing:.03em;color:var(--text-primary);background:linear-gradient(135deg,#f0f6fc,#8b949e);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header-rule{height:3px;background:linear-gradient(90deg,#eb0a1e,#f44,#eb0a1e);flex-shrink:0;box-shadow:0 0 20px #eb0a1e80}.content-layout{display:flex;flex:1;min-height:0}.sidebar{width:240px;background:var(--sidebar-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-right:1px solid var(--glass-border);padding:20px 14px}.sidebar-item{background:#eb0a1e14;border-radius:10px;padding:12px 14px;font-size:.92rem;font-weight:600;color:var(--text-primary);border-left:4px solid var(--primary);box-shadow:inset 0 0 0 1px #eb0a1e4d,0 0 12px #eb0a1e26;transition:all .3s ease}.sidebar-item:hover{background:#eb0a1e1f;box-shadow:inset 0 0 0 1px #eb0a1e80,0 0 16px #eb0a1e40}.main{flex:1;width:100%;max-width:680px;margin:0 auto;padding:40px 24px 56px;background:transparent}.page-title-row{display:flex;align-items:center;gap:12px;margin:0 0 24px}.oauth-panel{margin:0 0 24px;padding:24px;background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:16px;box-shadow:0 8px 32px #0000004d}.oauth-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:10px}.oauth-meta{margin:0;color:var(--text-secondary);font-size:.875rem}.oauth-userinfo{margin:10px 0 0;padding:12px;border:1px solid var(--glass-border);border-radius:8px;background:var(--input-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:.8rem;line-height:1.4;white-space:pre-wrap;word-break:break-word;color:var(--text-primary)}.oauth-link-button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}.oauth-link-button-secondary{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;min-height:42px}.page-title-icon{display:flex;flex-shrink:0;color:var(--primary);filter:drop-shadow(0 0 8px rgba(235,10,30,.3))}.page-title{margin:0;font-size:1.45rem;font-weight:700;color:var(--text-primary);letter-spacing:.02em}.form{display:flex;flex-direction:column;gap:16px;background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:16px;padding:24px;box-shadow:0 8px 32px #0000004d;transition:all .3s ease}.form:hover{background:#ffffff14;box-shadow:0 12px 40px #eb0a1e26}.field{display:flex;flex-direction:column;gap:8px}.label{font-size:.875rem;font-weight:600;color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em}.input{width:100%;padding:12px 14px;border:1px solid var(--glass-border);border-radius:10px;background:var(--input-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:.95rem;font-family:inherit;color:var(--text-primary);transition:all .3s ease}.input:focus{outline:none;border-color:var(--primary);background:#eb0a1e14;box-shadow:0 0 0 3px #eb0a1e33}.input-readonly{cursor:default;color:var(--text-primary);-webkit-user-select:text;user-select:text}.input-readonly:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #eb0a1e33}.error-msg{color:#ff6b6b;font-size:.875rem;line-height:1.4;margin:0;padding:10px 12px;background:#ff6b6b1a;border-left:3px solid #ff6b6b;border-radius:6px}.btn-generate{margin-top:8px;padding:13px 24px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-hover) 100%);color:#fff;border:none;border-radius:10px;font-weight:600;font-size:.95rem;cursor:pointer;box-shadow:0 6px 20px #eb0a1e66,inset 0 1px #fff3;transition:all .3s ease;text-transform:uppercase;letter-spacing:.05em}.btn-generate:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 30px #eb0a1e99,inset 0 1px #fff3}.btn-generate:active:not(:disabled){transform:translateY(0)}.btn-generate:disabled{opacity:.5;cursor:not-allowed}.output-block{margin-top:32px;padding:24px;border:1px solid var(--glass-border);border-radius:16px;background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:0 8px 32px #0000004d;transition:all .3s ease}.output-block:hover{background:#ffffff14;box-shadow:0 12px 40px #eb0a1e26}.output-block>.label{display:block;margin-bottom:12px;color:var(--text-primary);font-weight:600;text-transform:uppercase;letter-spacing:.05em;font-size:.875rem}.output-row{display:flex;gap:12px;align-items:stretch}.output-input{flex:1;font-family:ui-monospace,monospace;font-size:.8rem;background:var(--input-bg);border:1px solid var(--glass-border);color:#4ade80;padding:12px 14px;border-radius:10px;transition:all .3s ease}.output-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #eb0a1e33}.btn-copy{padding:12px 24px;background:transparent;border:1px solid var(--primary);color:var(--primary);border-radius:10px;font-weight:600;font-size:.875rem;cursor:pointer;white-space:nowrap;transition:all .3s ease;text-transform:uppercase;letter-spacing:.05em}.btn-copy:hover:not(:disabled){background:var(--primary);color:#fff;box-shadow:0 6px 20px #eb0a1e66;transform:translateY(-2px)}.btn-copy:active:not(:disabled){transform:translateY(0)}.btn-copy:disabled{opacity:.4;cursor:not-allowed}.copy-feedback{margin:12px 0 0;padding:10px 12px;font-size:.875rem;font-weight:600;color:#4ade80;line-height:1.4;animation:copy-feedback-in .3s ease;background:#4ade801a;border-left:3px solid #4ade80;border-radius:6px}@keyframes copy-feedback-in{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@media(max-width:760px){.content-layout{flex-direction:column}.sidebar{width:100%;border-right:none;border-bottom:1px solid var(--glass-border)}.top-header{padding:14px 16px}.brand-text{font-size:1.2rem}}@media(max-width:480px){.output-row{flex-direction:column}.btn-copy{padding:12px 16px}.main{padding:28px 16px 40px}.page-title{font-size:1.2rem}}