@import "https://fonts.googleapis.com/css2?family=Material+Symbols+Rounded&family=Roboto+Flex:wght@400..800&display=swap";:root{--md-surface:#f9f9ff;--md-onSurface:#191c20;--md-primary:#415f91}body{background:var(--md-surface);color:var(--md-onSurface);margin:0;font-family:Roboto Flex,system-ui,sans-serif}.shell{min-height:100vh;display:flex}.rail{background:var(--md-surfaceVariant,#e2e2e9);flex-direction:column;align-items:center;gap:6px;width:88px;padding:14px 0;display:flex}.ritem{color:var(--md-onSurfaceVariant,#43474e);cursor:pointer;flex-direction:column;align-items:center;gap:4px;display:flex}.ritem.on .ic{background:var(--md-secondaryContainer,#dae2f9);color:var(--md-onSecondaryContainer,#3e4759);border-radius:16px}.ic{justify-content:center;align-items:center;width:56px;height:32px;display:flex}.lb{font-size:12px;font-weight:500}.main{flex:1}.appbar{padding:18px 28px}.appbar h1{margin:0;font-size:24px;font-weight:700}.content{padding:6px 28px 40px}.appbar{justify-content:space-between;align-items:center;display:flex}.logout-btn{cursor:pointer;color:var(--md-onSurface);background:0 0;border:none;border-radius:50%;align-items:center;padding:8px;display:flex}.logout-btn:hover{background:var(--md-surfaceVariant,#e2e2e9)}.login-shell{background:var(--md-surface);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--md-surfaceVariant,#e2e2e9);border-radius:24px;min-width:320px;padding:40px 48px}.login-title{text-align:center;margin:0 0 28px;font-size:22px;font-weight:700}.login-form{flex-direction:column;gap:18px;display:flex}.login-label{flex-direction:column;gap:6px;font-size:14px;font-weight:500;display:flex}.login-input{border:1px solid var(--md-outline,#74777f);background:var(--md-surface);color:var(--md-onSurface);border-radius:8px;outline:none;padding:12px 14px;font-size:16px}.login-input:focus{border-color:var(--md-primary)}.login-btn{background:var(--md-primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:12px;font-size:16px;font-weight:600}.login-btn:disabled{opacity:.6;cursor:default}.login-error{color:#b3261e;text-align:center;margin:0;font-size:14px}