*{box-sizing:border-box}:root{--wa-green: #25d366;--wa-teal: #128c7e;--wa-dark: #075e54;--bg: #eae6df;--panel: #ffffff;--sidebar: #ffffff;--in-bubble: #ffffff;--out-bubble: #d9fdd3;--text: #111b21;--muted: #667781;--border: #e9edef}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg)}.muted{color:var(--muted)}.center-screen{height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#075e54,#128c7e)}.login-card{width:340px;background:#fff;border-radius:16px;padding:32px;box-shadow:0 20px 60px #0000004d;display:flex;flex-direction:column}.login-logo{font-size:44px;text-align:center}.login-card h1{margin:8px 0 2px;text-align:center;font-size:22px}.login-card p{text-align:center;margin:0 0 20px}.login-card label{font-size:13px;font-weight:600;margin:12px 0 4px}.login-card input{padding:11px 12px;border:1px solid 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