:root{--color-black: #000000;--color-carbon: #1A1A1A;--color-graphite: #666666;--color-silver: #D1D1D6;--color-vellum: #F2F1EC;--color-paper: #FAF9F5;--color-white: #FFFFFF;--color-google-blue: #4285F4;--color-success: #00C853;--color-error: #FF3B30;--font-sans: "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "Asta Sans", "SF Pro Mono", "Menlo", monospace;--border-main: 1px solid var(--color-black)}*{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased}body{background:var(--color-paper);color:var(--color-black);font-family:var(--font-sans);min-height:100vh;display:flex;flex-direction:column;line-height:1.5}.stock-header{border-bottom:var(--border-main);background:var(--color-paper);position:sticky;top:0;z-index:100}.header-container{max-width:800px;margin:0 auto;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;gap:12px}.brand-link{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--color-black)}.brand-logo{height:24px;width:auto}.brand-title{font-family:var(--font-mono);font-weight:800;font-size:14px;letter-spacing:-.02em}.header-auth-section{display:flex;align-items:center;gap:8px}.btn-config{background:transparent;border:1px solid var(--color-silver);padding:6px 10px;font-family:var(--font-mono);font-size:11px;cursor:pointer;color:var(--color-graphite);transition:all .15s ease}.btn-config:hover{border-color:var(--color-black);color:var(--color-black);background:var(--color-vellum)}.btn-google-login{display:inline-flex;align-items:center;gap:8px;background:var(--color-white);color:#3c4043;border:1px solid #dadce0;padding:7px 14px;font-size:12.5px;font-weight:600;cursor:pointer;border-radius:4px;transition:all .15s ease;box-shadow:0 1px 2px #0000000d}.btn-google-login:hover{background:#f8f9fa;border-color:#c6c9cc;box-shadow:0 1px 3px #0000001a}.user-profile-badge{display:flex;align-items:center;gap:8px;background:var(--color-vellum);border:var(--border-main);padding:4px 8px;font-size:12px}.user-avatar{width:22px;height:22px;border-radius:50%;object-fit:cover}.user-name-text{font-weight:600;max-width:120px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.btn-logout{background:transparent;border:none;font-family:var(--font-mono);font-size:11px;color:var(--color-graphite);cursor:pointer;text-decoration:underline;padding:2px 4px}.btn-logout:hover{color:var(--color-error)}.main-wrapper{flex:1;max-width:800px;width:100%;margin:0 auto;padding:24px 16px 48px}.portal-card{background:var(--color-white);border:var(--border-main);box-shadow:6px 6px #0000000f;padding:28px 24px;display:flex;flex-direction:column;gap:24px}@media(max-width:640px){.portal-card{padding:20px 16px;gap:20px}}.portal-head{display:flex;flex-direction:column;gap:6px;border-bottom:1px solid var(--color-silver);padding-bottom:16px}.eyebrow{font-family:var(--font-mono);font-size:11px;font-weight:700;color:var(--color-graphite);text-transform:uppercase;letter-spacing:.04em}.eyebrow:before{content:"* ";color:var(--color-black)}.portal-head h1{font-size:1.5rem;font-weight:700;letter-spacing:-.03em}.portal-desc{font-size:13px;color:var(--color-graphite)}.login-banner{background:var(--color-vellum);border:1px dashed var(--color-black);padding:20px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px}.login-banner p{font-size:13.5px;font-weight:600}.form-section-title{font-family:var(--font-mono);font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--color-black);margin-bottom:8px;display:flex;align-items:center;gap:6px}.form-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}@media(max-width:540px){.form-grid-3{grid-template-columns:1fr}}.field-group{display:flex;flex-direction:column;gap:6px}.field-group label{font-family:var(--font-mono);font-size:11px;font-weight:600;color:var(--color-graphite)}.field-group input,.field-group select{border:var(--border-main);background:var(--color-paper);padding:10px 12px;font-size:14px;font-weight:600;outline:none;font-family:var(--font-mono);transition:all .15s ease;width:100%}.field-group input:focus,.field-group select:focus{background:var(--color-white);border-color:var(--color-black);box-shadow:inset 0 0 0 1px var(--color-black)}.ticker-input{text-transform:uppercase;letter-spacing:.05em;font-weight:700!important}.ticker-hints{font-size:11px;color:var(--color-graphite);margin-top:4px}.popular-tickers{display:flex;flex-direction:column;gap:6px;margin-top:4px}.popular-label{font-family:var(--font-mono);font-size:10.5px;color:var(--color-graphite);font-weight:600}.popular-chips-wrap{display:flex;flex-wrap:wrap;gap:6px}.chip-btn{background:var(--color-vellum);border:1px solid var(--color-silver);font-family:var(--font-mono);font-size:11px;padding:3px 8px;cursor:pointer;transition:all .15s ease}.chip-btn:hover{background:var(--color-black);color:var(--color-paper);border-color:var(--color-black)}.action-box{display:flex;flex-direction:column;gap:12px;margin-top:8px}.btn-submit-main{background:var(--color-black);color:var(--color-paper);border:var(--border-main);padding:14px 20px;font-family:var(--font-mono);font-size:14px;font-weight:700;cursor:pointer;transition:all .15s ease;text-align:center;display:flex;align-items:center;justify-content:center;gap:8px;width:100%}.btn-submit-main:hover:not(:disabled){background:var(--color-carbon);transform:translateY(-1px)}.btn-submit-main:disabled{background:var(--color-silver);border-color:var(--color-silver);cursor:not-allowed;color:var(--color-graphite)}.status-panel{display:flex;justify-content:space-between;align-items:center;background:var(--color-vellum);border:var(--border-main);padding:10px 14px;font-size:12px}.status-saved-time{font-family:var(--font-mono);color:var(--color-graphite)}.status-badge-ok{display:inline-flex;align-items:center;gap:4px;font-family:var(--font-mono);font-weight:700;color:var(--color-success)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.modal-overlay.hidden{display:none}.modal-box{background:var(--color-white);border:var(--border-main);padding:24px;max-width:480px;width:100%;display:flex;flex-direction:column;gap:16px;box-shadow:6px 6px #0003}.modal-head{display:flex;justify-content:space-between;align-items:center}.modal-head h2{font-size:1.25rem;font-weight:700}.btn-modal-close{background:transparent;border:none;font-size:18px;cursor:pointer;color:var(--color-graphite)}.modal-body{display:flex;flex-direction:column;gap:12px}.modal-body label{font-family:var(--font-mono);font-size:11.5px;font-weight:600;display:flex;flex-direction:column;gap:4px}.modal-body input{border:var(--border-main);padding:8px 10px;font-size:12.5px;outline:none;font-family:var(--font-mono)}.modal-actions{display:flex;justify-content:flex-end;gap:8px}.btn-secondary{background:var(--color-vellum);border:var(--border-main);padding:8px 14px;font-family:var(--font-mono);font-size:12px;cursor:pointer}.btn-primary{background:var(--color-black);color:var(--color-paper);border:var(--border-main);padding:8px 14px;font-family:var(--font-mono);font-size:12px;font-weight:700;cursor:pointer}.toast-msg{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:var(--color-black);color:var(--color-paper);padding:10px 18px;font-size:13px;font-weight:600;border-radius:4px;z-index:2000;box-shadow:0 4px 12px #0003;transition:opacity .2s ease}.toast-msg.hidden{display:none}