:root{--sg-green-900: #2f5f1f;--sg-green-800: #3d7a28;--sg-green-700: #4f9a32;--sg-green-600: #6db33f;--sg-green-500: #8fd055;--sg-green-200: #dcedc8;--sg-green-100: #eef7e6;--sg-cream: #faf8f2;--sg-cream-dark: #f0ebe0;--sg-text: #1f3318;--sg-muted: #5c7352;--sg-border: #cfe3bc;--sg-shadow: 0 10px 30px rgba(63, 122, 40, .12);--sg-radius: 16px;font-family:Segoe UI,PingFang SC,Microsoft YaHei,system-ui,sans-serif;line-height:1.5;color:var(--sg-text);background:var(--sg-cream)}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--sg-cream)}#root{min-height:100vh}button{cursor:pointer;font:inherit}input,select{font:inherit}a{color:var(--sg-green-800);text-decoration:none}a:hover{color:var(--sg-green-900)}.app-shell{position:relative;min-height:100vh}.app-shell__bg{position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;background:radial-gradient(circle at 10% 10%,rgba(143,208,85,.18),transparent 35%),radial-gradient(circle at 90% 0%,rgba(109,179,63,.12),transparent 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var(--sg-border);border-radius:var(--sg-radius);padding:24px;box-shadow:var(--sg-shadow);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.card-title{margin:0 0 16px;font-size:18px;color:var(--sg-green-900)}.btn{border:none;border-radius:12px;padding:10px 18px;background:linear-gradient(135deg,var(--sg-green-600),var(--sg-green-700));color:#fff;font-weight:700;box-shadow:0 6px 16px #4f9a3240;transition:transform .15s ease,box-shadow .15s ease}.btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px #4f9a3252}.btn:disabled{opacity:.65;cursor:not-allowed;transform:none}.btn-secondary{background:#fff;color:var(--sg-green-800);border:1px solid var(--sg-border);box-shadow:none}.btn-secondary:hover{background:var(--sg-green-100);box-shadow:none}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;background:var(--sg-green-100);color:var(--sg-green-900);border:1px solid var(--sg-border);font-weight:700;font-size:14px}.badge:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--sg-green-600)}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.form-group label{font-size:14px;font-weight:700;color:var(--sg-green-900)}.form-group input,.form-group select{padding:11px 12px;border:1px solid var(--sg-border);border-radius:12px;background:#fff;color:var(--sg-text)}.form-group input:focus,.form-group select:focus{outline:2px solid rgba(109,179,63,.35);border-color:var(--sg-green-600)}.error{color:#c62828;font-size:14px;margin:8px 0}.success{color:var(--sg-green-800);font-size:14px;margin:8px 0}.hint{color:var(--sg-muted);font-size:14px;margin:0 0 12px}.auth-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:24px}.auth-page__main{flex:1;display:flex;align-items:center;justify-content:center;width:100%}.auth-page__footer{margin-top:auto;padding-top:24px;width:100%}.auth-layout{width:min(960px,100%);margin:0 auto;display:grid;gap:24px;grid-template-columns:1fr}@media(min-width:860px){.auth-layout{grid-template-columns:1.05fr .95fr;align-items:center}}.auth-hero{text-align:center;padding:12px 8px}.auth-hero__mascot-wrap{width:min(320px,80vw);margin:0 auto 16px;padding:10px;border-radius:36px;background:linear-gradient(145deg,#fff,#eef7e6);box-shadow:0 18px 36px #3f7a2829}.auth-hero__mascot{width:100%;display:block;border-radius:28px;object-fit:cover;aspect-ratio:1 / 1;filter:drop-shadow(0 8px 16px rgba(63,122,40,.12))}.auth-hero__title{margin:0;font-size:clamp(28px,4vw,40px);color:var(--sg-green-900)}.auth-hero__subtitle{margin:10px 0 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