:root{--font-family:"Pretendard", -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-primary-light:#eff6ff;--color-primary-gradient:linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);--color-accent:#f59e0b;--color-accent-light:#fffbeb;--color-success:#10b981;--color-success-light:#ecfdf5;--color-danger:#ef4444;--color-danger-light:#fef2f2;--color-bg:#f8fafc;--color-card:#fff;--color-card-subtle:#f1f5f9;--color-text-main:#0f172a;--color-text-muted:#64748b;--color-text-light:#94a3b8;--color-border:#e2e8f0;--color-border-focus:#3b82f6;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #00000014, 0 2px 4px -2px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #00000014;--shadow-xl:0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000000f;--shadow-glow:0 0 20px #3b82f640;--radius-sm:8px;--radius-md:12px;--radius-lg:18px;--radius-xl:24px;--radius-full:9999px;--transition:all .2s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);color:var(--color-text-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f1f5f9;min-height:100vh;line-height:1.5}.app-container{background:var(--color-bg);flex-direction:column;max-width:480px;min-height:100vh;margin:0 auto;display:flex;position:relative;box-shadow:0 0 40px #00000012}.app-container.full-width{color:#f8fafc;background:#0f172a;max-width:1000px}.app-container.threads-full-view{background:#fff}.app-header{z-index:40;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);background:#ffffffeb;justify-content:space-between;align-items:center;padding:12px 16px;display:flex;position:sticky;top:0}.app-brand{color:#1e3a8a;align-items:center;gap:8px;font-size:17px;font-weight:800;text-decoration:none;display:flex}.brand-icon{background:var(--color-primary-gradient);color:#fff;border-radius:var(--radius-sm);width:32px;height:32px;box-shadow:var(--shadow-sm);justify-content:center;align-items:center;font-size:16px;font-weight:800;display:flex}.header-actions{align-items:center;gap:8px;display:flex}.btn{border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);border:1px solid #0000;outline:none;justify-content:center;align-items:center;gap:6px;padding:10px 16px;font-size:14px;font-weight:600;display:inline-flex}.btn:active{transform:scale(.98)}.btn-primary{background:var(--color-primary-gradient);color:#fff;box-shadow:0 4px 12px #2563eb40}.btn-primary:hover{filter:brightness(1.08)}.btn-secondary{color:var(--color-text-main);border-color:var(--color-border);background:#fff}.btn-secondary:hover{background:var(--color-card-subtle)}.btn-admin{color:#fff;background:linear-gradient(135deg,#f59e0b 0%,#d97706 100%);box-shadow:0 4px 12px #f59e0b40}.btn-danger{background:var(--color-danger);color:#fff}.btn-sm{border-radius:var(--radius-sm);padding:6px 10px;font-size:12px}.btn-block{width:100%}.form-group{margin-bottom:16px}.form-label{color:var(--color-text-muted);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.form-input,.form-select,.form-textarea{border:1.5px solid var(--color-border);border-radius:var(--radius-md);width:100%;color:var(--color-text-main);transition:var(--transition);background:#fff;outline:none;padding:12px 14px;font-family:inherit;font-size:14px}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--color-border-focus);box-shadow:0 0 0 3px #3b82f626}.badge{border-radius:var(--radius-full);align-items:center;gap:4px;padding:4px 8px;font-size:11px;font-weight:700;display:inline-flex}.badge-primary{background:var(--color-primary-light);color:var(--color-primary)}.badge-admin{color:#b45309;background:#fef3c7}.badge-server{color:#6d28d9;background:#ede9fe}.badge-danger{background:var(--color-danger-light);color:var(--color-danger)}.badge-success{background:var(--color-success-light);color:var(--color-success)}.card{background:var(--color-card);border-radius:var(--radius-lg);border:1px solid var(--color-border);box-shadow:var(--shadow-sm);transition:var(--transition);padding:16px}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.25s ease-out forwards fadeIn}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;background:#0f172a99;justify-content:center;align-items:center;padding:16px;animation:.2s ease-out fadeIn;display:flex;position:fixed;inset:0}.modal-content,.modal-card{border-radius:var(--radius-xl);width:100%;max-width:420px;box-shadow:var(--shadow-xl);background:#fff;flex-direction:column;display:flex;overflow:hidden}.quick-switch-bar{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;z-index:50;background:#0f172af0;border-top:1px solid #ffffff1a;justify-content:space-between;align-items:center;width:100%;max-width:480px;padding:8px 12px;font-size:11px;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.quick-switch-btns{gap:4px;display:flex}.mobile-bottom-nav{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--color-border);z-index:45;background:#fffffff5;justify-content:space-around;align-items:center;width:100%;max-width:480px;padding:8px 0 10px;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%);box-shadow:0 -4px 16px #0000000d}.bottom-nav-item{color:var(--color-text-muted);cursor:pointer;transition:var(--transition);border-radius:var(--radius-sm);background:0 0;border:none;flex-direction:column;align-items:center;gap:3px;padding:4px 14px;font-size:11px;font-weight:600;display:flex}.bottom-nav-item.active{color:var(--color-primary);font-weight:800}.bottom-nav-item:active{transform:scale(.92)}.has-quick-switch .mobile-bottom-nav{bottom:37px}.content-with-bottom-nav{padding-bottom:85px!important}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-spin{animation:.8s linear infinite spin}