:root{--color-bg:#fffdfa;--color-card:#ffffff;--color-primary:#d99e5f;--color-soft:#fcedd6;--color-text:#302a24;--color-text-sub:#89725a;--color-border:#e1d8cf;--color-error:#db5858;--color-shadow:rgba(181,158,134,0.4)}*{margin:0;padding:0;box-sizing:border-box}body{background:var(--color-bg);font-family:NanumSquareRound,Malgun Gothic,sans-serif;color:var(--color-text)}.login-page{min-height:100vh;padding:32px 16px 64px}.brand{display:flex;justify-content:center;padding:19px 0 38px}.brand-logo{height:42px}.login-card{width:480px;margin:0 auto;background:var(--color-card);border-radius:16px;box-shadow:0 4px 24px var(--color-shadow);padding:70px 72px 58px}.login-title{text-align:center;font-size:22px;font-weight:800;margin-bottom:45px}.field{margin-bottom:13px}.field input{width:100%;height:42px;padding:0 14px;font-size:14px;color:var(--color-text);background:#fff;border:1.5px solid var(--color-border);border-radius:8px;outline:none;transition:border-color .15s}.field input::-moz-placeholder{color:#b59e86}.field input::placeholder{color:#b59e86}.field input:focus{border-color:var(--color-primary)}.login-error{margin:-3px 0 10px;font-size:12px;color:var(--color-error)}.btn-login{width:100%;height:45px;margin-top:16px;border:none;border-radius:8px;background:var(--color-primary);color:#fff;font-size:15px;font-weight:700;cursor:pointer;transition:background .15s}.btn-login:hover{filter:brightness(.93)}.divider{display:flex;align-items:center;gap:11px;margin:45px 0 29px;color:var(--color-text-sub);font-size:12px}.divider:after,.divider:before{content:"";flex:1;height:1px;background:#b59e86}.social-login{gap:35px;margin-bottom:35px}.social-btn,.social-login{display:flex;justify-content:center}.social-btn{width:54px;height:54px;border:none;border-radius:50%;background:var(--color-soft);cursor:pointer;transition:transform .12s;padding:0;align-items:center}.social-btn img{display:block}.social-google,.social-naver{background:none}.social-btn:hover{transform:scale(1.06)}.signup-guide{text-align:center;font-size:12px;color:var(--color-text-sub)}.signup-link{color:#89725a;font-weight:700}@media (max-width:640px){.login-card{width:min(calc(100vw - 32px),480px);padding:40px 24px 36px}}.field-row{display:flex;gap:8px}.field-row input{flex:1;min-width:0}.btn-inline{flex:none;height:42px;padding:0 14px;border:1.5px solid var(--color-primary);border-radius:8px;background:#fff;font-family:inherit;font-size:13px;font-weight:700;color:var(--color-primary);cursor:pointer;transition:background .15s}.btn-inline:hover:not(:disabled){background:var(--color-soft)}.btn-inline:disabled{border-color:var(--color-border);color:#b59e86;cursor:default}.field input:disabled,.field input[readonly]{background:rgba(225,216,207,.25);color:var(--color-text-sub)}.field-note{margin:6px 0 0;font-size:12px;line-height:1.5;color:var(--color-text-sub)}.field-note.is-ok{color:var(--color-primary);font-weight:700}.field-note.is-error{color:var(--color-error)}.code-box{margin:4px 0 19px;padding:14px 16px 12px;background:var(--color-soft);border-radius:8px}.code-desc{font-size:12px;line-height:1.6;color:var(--color-text);margin-bottom:12px}.code-row{display:flex;align-items:center;gap:10px;border-bottom:2px solid var(--color-text);padding-bottom:6px}.code-input{flex:1;min-width:0;border:none;outline:none;font-family:inherit;font-size:14px;color:var(--color-text);background:none}.code-input::-moz-placeholder{color:#b59e86}.code-input::placeholder{color:#b59e86}.code-timer{flex:none;font-size:14px;font-weight:700;color:var(--color-error)}.code-actions{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:10px}.btn-text{border:none;background:none;padding:0;font-family:inherit;font-size:12px;font-weight:700;color:var(--color-text-sub);cursor:pointer}.btn-text:hover:not(:disabled){text-decoration:underline}.btn-text:disabled{color:#b59e86;cursor:default}.btn-code-confirm{flex:none;height:30px;padding:0 16px;border:none;border-radius:8px;background:var(--color-primary);font-family:inherit;font-size:12px;font-weight:700;color:#fff;cursor:pointer}.btn-code-confirm:hover{filter:brightness(.93)}.auth-tabs{display:flex;margin-bottom:32px;border-bottom:1.5px solid var(--color-border)}.auth-tab{flex:1;height:40px;background:none;font-family:inherit;font-size:14px;font-weight:700;color:var(--color-text-sub);cursor:pointer;border:none;border-bottom:2.5px solid transparent;margin-bottom:-1.5px}.auth-tab.active{color:var(--color-text);border-bottom-color:var(--color-primary)}.auth-desc{font-size:13px;line-height:1.7;color:var(--color-text-sub);margin-bottom:24px}.auth-dev-notice{margin-top:10px;padding:10px 12px;border:1px dashed var(--color-primary);border-radius:8px;font-size:12px;line-height:1.5;color:var(--color-text-sub)}.auth-result{background:var(--color-soft);border-radius:8px;padding:26px 20px;text-align:center;margin-bottom:6px}.auth-result-label{font-size:12px;color:var(--color-text-sub);margin-bottom:8px}.auth-result-value{font-size:20px;font-weight:800;color:var(--color-primary)}.auth-result-sub{margin-top:10px}.auth-result-sub,.help-links{font-size:12px;color:var(--color-text-sub)}.help-links{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:14px}.help-links a{color:var(--color-text-sub);text-decoration:none}.help-links a:hover{text-decoration:underline}.help-links .sep{width:1px;height:10px;background:var(--color-border)}.social-notice{margin:-22px 0 26px;font-size:12px}.provider-badge,.social-notice{text-align:center;color:var(--color-text-sub)}.provider-badge{margin-bottom:28px;font-size:13px}.provider-badge strong{color:var(--color-primary);font-weight:800}html:has(.login-page),html:has(.login-page) body{background-image:none;background-color:#fffdfa;font-family:NanumSquareRound,Malgun Gothic,sans-serif;color:#302a24;line-height:normal}.login-page .btn-login{background:#d99e5f}