:root{--background:#fff;--panel:#f5f7fa;--brand:#0a8fd6;--brand-strong:#07c;--foreground:#1a1a2e;--mint:#0dab76;--amber:#d4880f;--rose:#d93654;--text-dim:#5a6b7f;--line:#0000001a;--rounded-sm:8px;--rounded-xl:16px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--background);color:var(--foreground);-webkit-font-smoothing:antialiased;flex-direction:column;min-height:100dvh;font-family:Pretendard Variable,Pretendard,-apple-system,system-ui,sans-serif;font-size:14px;line-height:1.5;display:flex}.top-nav{background:var(--panel);border-bottom:1px solid var(--line);flex-shrink:0;justify-content:space-between;align-items:center;height:64px;padding:0 32px;display:flex}.top-nav .nav-link{color:var(--text-dim);font-size:14px;font-weight:500;text-decoration:none;transition:color .15s}.top-nav .nav-link:hover{color:var(--brand)}.main{flex-direction:column;flex:1;justify-content:center;align-items:center;padding:48px 24px;display:flex}.logo-area{text-align:center;margin-bottom:32px}.logo-area img{height:36px}.title{color:var(--foreground);letter-spacing:-.5px;text-align:center;margin-bottom:8px;font-size:32px;font-weight:700}.subtitle{color:var(--text-dim);text-align:center;margin-bottom:40px;font-size:14px}.search-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--rounded-xl);width:100%;max-width:480px;padding:32px;box-shadow:0 4px 24px #00000014}.search-label{color:var(--text-dim);margin-bottom:8px;font-size:12px;font-weight:500;display:block}.search-input{border:1px solid var(--line);border-radius:var(--rounded-sm);background:var(--background);width:100%;color:var(--foreground);outline:none;height:44px;margin-bottom:16px;padding:0 16px;font-family:inherit;font-size:14px;transition:border .15s}.search-input::placeholder{color:var(--text-dim)}.search-input:focus{border:2px solid var(--brand);padding:0 15px}.btn-row{gap:12px;display:flex}.btn-brand{background:var(--brand-strong);border-radius:var(--rounded-sm);cursor:pointer;color:#fff;border:none;flex:1;height:44px;font-family:inherit;font-size:14px;font-weight:600;transition:background .15s,transform .15s}.btn-brand:hover{background:var(--brand);transform:translateY(-1px)}.btn-brand:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-outline{border:1px solid var(--line);border-radius:var(--rounded-sm);cursor:pointer;color:#000;background:0 0;height:44px;padding:0 24px;font-family:inherit;font-size:14px;font-weight:500;transition:border-color .15s,color .15s}.btn-outline:hover{border-color:var(--brand);color:var(--brand)}.status-msg{border-radius:var(--rounded-sm);text-align:center;margin-top:20px;padding:14px 20px;font-size:13px;line-height:1.6;display:none}.status-msg.success{color:var(--mint);background:#63f0c81a;border:1px solid #63f0c840;display:block}.status-msg.error{color:var(--rose);background:#ff7b961a;border:1px solid #ff7b9640;display:block}.status-msg.sending{color:var(--brand);background:#61d6ff1a;border:1px solid #61d6ff40;display:block}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background:#00000080;justify-content:center;align-items:center;width:100%;height:100%;display:none;position:fixed;top:0;left:0}.modal-overlay.active{display:flex}.modal{background:var(--panel);border:1px solid var(--line);border-radius:var(--rounded-xl);text-align:center;width:420px;max-width:90vw;padding:40px;box-shadow:0 20px 60px #00000026}.modal-icon{background:#61d6ff1a;border-radius:9999px;justify-content:center;align-items:center;width:56px;height:56px;margin:0 auto 20px;font-size:24px;display:flex}.modal h2{color:var(--foreground);letter-spacing:-.3px;margin-bottom:8px;font-size:20px;font-weight:600}.modal-desc{color:var(--text-dim);margin-bottom:24px;font-size:14px;line-height:1.7}.modal-desc strong{color:var(--foreground)}.modal input{border:1px solid var(--line);border-radius:var(--rounded-sm);background:var(--background);text-align:center;letter-spacing:2px;width:100%;height:48px;color:var(--foreground);outline:none;padding:0 20px;font-family:inherit;font-size:16px;transition:border .15s}.modal input:focus{border:2px solid var(--brand);padding:0 19px}.modal input::placeholder{letter-spacing:0;color:var(--text-dim);font-family:inherit}.error-msg{color:var(--rose);min-height:20px;margin-top:8px;font-size:12px}.modal-buttons{gap:12px;margin-top:24px;display:flex}.modal-buttons button{border-radius:var(--rounded-sm);cursor:pointer;border:none;flex:1;height:44px;padding:0;font-family:inherit;font-size:14px;font-weight:600;transition:background .15s,transform .15s}.btn-cancel{border:1px solid var(--line);color:var(--text-dim);background:0 0}.btn-cancel:hover{border-color:var(--brand);color:var(--brand)}.btn-confirm{background:var(--brand-strong);color:#000}.btn-confirm:hover{background:var(--brand);transform:translateY(-1px)}.footer{text-align:center;color:var(--text-dim);opacity:.6;flex-shrink:0;padding:24px;font-size:11px}@media (max-width:520px){.main{justify-content:flex-start;padding:16px}.title{font-size:22px}.logo-area{margin-bottom:12px}.subtitle{margin-bottom:0}.search-card{padding:20px}.modal{padding:24px}.top-nav{height:52px;padding:0 16px}}@media (max-height:500px){.top-nav{height:40px}.main{justify-content:flex-start;padding:8px 16px}.logo-area{margin-bottom:6px}.title{margin-bottom:2px;font-size:18px}.subtitle{margin-bottom:0;font-size:12px}.search-card{padding:14px}.search-label{margin-bottom:4px}.search-input{height:36px;margin-bottom:10px}.btn-row{gap:8px}.btn-brand,.btn-outline{height:36px}.footer{padding:8px}.modal{padding:16px}.modal-icon{width:36px;height:36px;margin-bottom:10px;font-size:16px}.modal h2{margin-bottom:4px;font-size:16px}.modal-desc{margin-bottom:12px;font-size:12px;line-height:1.4}.modal input{height:36px;font-size:14px}.modal-buttons{margin-top:12px}.modal-buttons button{height:36px}}