:root{--ghc-primary:#0072ce;--ghc-primary-deep:#005fa3;--ghc-secondary:#00a86b;--ghc-secondary-light:#e6f0ff;--ghc-danger:#e74c3c;--ghc-bg:#f7f9fb;--ghc-white:#ffffff;--ghc-text:#26282c;--ghc-border:#d8dce2;--ghc-radius:8px;--ghc-spacing:1.5rem;--ghc-gap:0.6rem;--ghc-text-muted:#6b7280;--ghc-text-light:#9ca3af;--ghc-surface:#ffffff;--ghc-surface-alt:#f0f4f8;--ghc-border-light:#eef0f4;--ghc-shadow-sm:0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);--ghc-shadow-md:0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);--ghc-shadow-lg:0 10px 40px rgba(0, 0, 0, 0.12);--ghc-transition:0.2s cubic-bezier(0.4, 0, 0.2, 1);--ghc-green-soft:#ecfdf5;--ghc-green-text:#065f46}.ghc-header{padding:2rem 1rem;margin-bottom:1.5rem;border:1px solid var(--ghc-border);border-radius:var(--ghc-radius)}.ghc-header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem}.ghc-logo{display:flex;align-items:center;gap:.75rem}.ghc-logo-icon{font-size:2rem;line-height:1;filter:drop-shadow(0 2px 4px rgb(0 0 0 / .1))}.ghc-logo-text{display:flex;flex-direction:column}.ghc-logo-title{font-size:1.8rem!important;font-weight:800;color:var(--ghc-primary)!important;letter-spacing:-.03em;line-height:1}.ghc-logo-sub{font-size:0.72rem!important;color:var(--ghc-text-muted)!important;font-weight:400;letter-spacing:.06em;text-transform:uppercase;margin-top:.15rem}.ghc-whs-badge{background:var(--ghc-green-soft);color:var(--ghc-green-text)!important;font-size:0.7rem!important;font-weight:600;padding:.3rem .75rem;border-radius:50px;border:1px solid #a7f3d0;letter-spacing:.04em;white-space:nowrap}.ghc-tabs-wrapper{margin-bottom:1.25rem}.ghc-tabs{display:flex;gap:.4rem;background:var(--ghc-surface);border:1px solid var(--ghc-border);border-radius:calc(var(--ghc-radius) + 3px);padding:.35rem;box-shadow:var(--ghc-shadow-sm)}.ghc-tab{flex:1;display:flex;align-items:center;justify-content:center;gap:.4rem;padding:.6rem .75rem;border:none;background:#fff0;border-radius:var(--ghc-radius);cursor:pointer;font-size:0.82rem!important;font-weight:500;color:var(--ghc-text-muted)!important;transition:background var(--ghc-transition),color var(--ghc-transition),box-shadow var(--ghc-transition);white-space:nowrap}.ghc-tab:hover{background:var(--ghc-secondary-light);color:var(--ghc-primary)!important}.ghc-tab--active{background:var(--ghc-primary)!important;color:var(--ghc-white)!important;box-shadow:0 2px 8px rgb(0 114 206 / .25);font-weight:600}.ghc-tab--active:hover{color:var(--ghc-white)!important}.ghc-tab-icon{font-size:1rem}.ghc-panel{background:var(--ghc-surface);border:1px solid var(--ghc-border);border-radius:calc(var(--ghc-radius) + 4px);box-shadow:var(--ghc-shadow-md);overflow:hidden;animation:ghc-fadeIn 0.3s ease}.ghc-panel--hidden{display:none}@keyframes ghc-fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.ghc-panel-header{padding:1.4rem 1.75rem 0;border-bottom:1px solid var(--ghc-border-light);padding-bottom:1.1rem;margin-bottom:0}.ghc-panel-title{font-size:1.1rem!important;font-weight:700;color:var(--ghc-text)!important;letter-spacing:-.02em;margin-bottom:.3rem}.ghc-panel-desc{font-size:0.82rem!important;color:var(--ghc-text-muted)!important;line-height:1.5}.ghc-panel-desc em{font-style:normal;font-family:"Courier New",monospace;background:var(--ghc-surface-alt);padding:.1em .35em;border-radius:3px;font-size:0.8rem!important;color:var(--ghc-primary)!important}.ghc-form{padding:1.4rem 1.75rem}.ghc-field-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1.5rem}.ghc-field{display:flex;flex-direction:column;gap:.3rem}.ghc-field--full{grid-column:1 / -1}.ghc-label{font-size:0.78rem!important;font-weight:600;color:var(--ghc-text)!important;letter-spacing:.03em;text-transform:uppercase}.ghc-input,.ghc-select{width:100%;padding:.65rem .85rem;border:1px solid var(--ghc-border)!important;border-radius:var(--ghc-radius);font-size:0.95rem!important;color:var(--ghc-text)!important;background:var(--ghc-white)!important;transition:border-color var(--ghc-transition),box-shadow var(--ghc-transition);outline:none;appearance:none;-webkit-appearance:none}.ghc-input:hover,.ghc-select:hover{border-color:#a8b4c4}.ghc-input:focus,.ghc-select:focus{border:1px solid var(--ghc-primary)!important;box-shadow:0 0 0 3px rgb(0 114 206 / .12)}.ghc-input.ghc-input--error{border:1px solid var(--ghc-danger)!important;background:#fff8f8!important}.ghc-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E")!important;background-repeat:no-repeat;background-position:right .85rem center;padding-right:2.5rem;cursor:pointer}.ghc-hint{font-size:0.7rem!important;color:var(--ghc-text-light)!important}.ghc-btn-calc{width:100%;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem 1.5rem;background:var(--ghc-primary)!important;color:var(--ghc-white)!important;border:none;border-radius:var(--ghc-radius);font-size:0.95rem!important;font-weight:600;cursor:pointer;transition:background var(--ghc-transition),transform var(--ghc-transition),box-shadow var(--ghc-transition);box-shadow:0 2px 8px rgb(0 114 206 / .2);letter-spacing:.01em}.ghc-btn-calc:hover{background:var(--ghc-primary-deep)!important;box-shadow:0 4px 14px rgb(0 114 206 / .3);transform:translateY(-1px)}.ghc-btn-calc:active{transform:translateY(0)}.ghc-result-area{border-top:1px solid var(--ghc-border-light);padding:1.4rem 1.75rem;background:var(--ghc-surface-alt)!important;animation:ghc-slideUp 0.35s cubic-bezier(.4,0,.2,1)}@keyframes ghc-slideUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.ghc-result-card{background:var(--ghc-white)!important;border:1px solid var(--ghc-border);border-radius:calc(var(--ghc-radius) + 2px);overflow:hidden;margin-bottom:1rem;box-shadow:var(--ghc-shadow-sm)}.ghc-result-primary{display:flex;align-items:center;justify-content:space-between;padding:1.1rem 1.3rem;background:linear-gradient(135deg,var(--ghc-primary) 0%,var(--ghc-primary-deep) 100%)!important}.ghc-result-primary .ghc-result-label{font-size:0.8rem!important;font-weight:600;color:rgb(255 255 255 / .75)!important;text-transform:uppercase;letter-spacing:.06em}.ghc-result-primary .ghc-result-value{font-size:2.4rem!important;font-weight:600;color:var(--ghc-white)!important;letter-spacing:-.04em;line-height:1}.ghc-result-breakdown{padding:1rem 1.3rem}.ghc-breakdown-row{display:flex;align-items:center;justify-content:space-between;padding:.35rem 0;border-bottom:1px solid var(--ghc-border-light);font-size:0.82rem!important}.ghc-breakdown-row:last-child{border-bottom:none}.ghc-breakdown-label{color:var(--ghc-text-muted)!important}.ghc-breakdown-val{font-weight:600;color:var(--ghc-text)!important}.ghc-result-multi{display:flex;align-items:center;background:linear-gradient(135deg,var(--ghc-primary) 0%,var(--ghc-primary-deep) 100%)!important;padding:1.1rem 1.3rem;gap:1rem}.ghc-result-item{flex:1;display:flex;flex-direction:column;gap:.2rem}.ghc-result-item .ghc-result-label{font-size:0.72rem!important;color:rgb(255 255 255 / .65)!important;text-transform:uppercase;letter-spacing:.05em;font-weight:600}.ghc-result-item .ghc-result-value{font-size:2rem!important;font-weight:800;color:var(--ghc-white)!important;letter-spacing:-.03em;line-height:1}.ghc-result-item--highlight .ghc-result-value{font-size:2.6rem!important;color:#7ee8bc!important}.ghc-result-divider{font-size:1.4rem;color:rgb(255 255 255 / .35)!important;font-weight:300;padding:0 .25rem}.ghc-action-bar{display:flex;gap:var(--ghc-gap);flex-wrap:wrap}.ghc-action-btn{flex:1;min-width:110px;display:flex;align-items:center;justify-content:center;gap:.4rem;padding:.6rem 1rem;border-radius:var(--ghc-radius);font-size:0.8rem!important;font-weight:600;cursor:pointer;transition:background var(--ghc-transition),transform var(--ghc-transition);border:none}.ghc-action-btn:hover{transform:translateY(-1px)}.ghc-action-pdf{background:var(--ghc-primary)!important;color:var(--ghc-white)!important}.ghc-action-pdf:hover{background:var(--ghc-primary-deep)!important}.ghc-action-copy{background:var(--ghc-secondary)!important;color:var(--ghc-white)!important}.ghc-action-copy:hover{background:#008f5a!important}.ghc-action-reset{background:var(--ghc-danger)!important;color:var(--ghc-white)!important;border:1px solid var(--ghc-danger)!important}.ghc-action-reset:hover{background:#fef2f2!important;color:var(--ghc-danger)!important;border:1px solid #fca5a5!important}.ghc-scores-header,.ghc-score-row{display:grid;grid-template-columns:32px 1fr 1fr 1fr 80px 90px;gap:.4rem;align-items:center;padding:.4rem .3rem}.ghc-scores-header{margin-bottom:.35rem}.ghc-scores-col{font-size:0.68rem!important;font-weight:700;color:var(--ghc-text-muted)!important;text-transform:uppercase;letter-spacing:.04em}.ghc-scores-col--diff{text-align:right}.ghc-score-row{border-radius:var(--ghc-radius);transition:background var(--ghc-transition)}.ghc-score-row:hover{background:var(--ghc-secondary-light)!important}.ghc-score-row-num{font-size:0.72rem!important;color:var(--ghc-text-light)!important;font-weight:600;text-align:center}.ghc-score-input{width:100%;padding:.45rem .5rem;border:1px solid var(--ghc-border);border-radius:var(--ghc-radius);font-size:0.82rem!important;color:var(--ghc-text)!important;background:var(--ghc-white)!important;outline:none;transition:border-color var(--ghc-transition);text-align:center}.ghc-score-input:focus{border:1px solid var(--ghc-primary)!important}.ghc-score-diff-badge{text-align:right;font-size:0.78rem!important;font-weight:700;color:var(--ghc-primary)!important;padding:.2rem .4rem}.ghc-score-diff-badge.ghc-diff--used{color:var(--ghc-secondary)!important;font-weight:800}.ghc-score-diff-badge.ghc-diff--na{color:var(--ghc-text-light)!important}.ghc-score-remove{padding:.3rem;background:transparent!important;border:none;cursor:pointer;color:var(--ghc-text-light)!important;border-radius:3px;transition:color var(--ghc-transition);font-size:0.85rem!important;line-height:1}.ghc-score-remove:hover{color:var(--ghc-danger)!important}.ghc-scores-controls{display:flex;align-items:center;justify-content:space-between;margin:.75rem 0 1.25rem;flex-wrap:wrap;gap:.5rem}.ghc-btn-add-row{display:flex;align-items:center;gap:.35rem;padding:.45rem .9rem;border:1px dashed var(--ghc-border);border-radius:var(--ghc-radius);background:transparent!important;color:var(--ghc-primary)!important;font-size:0.78rem!important;font-weight:600;cursor:pointer;transition:border-color var(--ghc-transition),background var(--ghc-transition)}.ghc-btn-add-row:hover{background:var(--ghc-secondary-light)!important;border-color:var(--ghc-primary)}.ghc-scores-count{font-size:0.75rem!important;color:var(--ghc-text-muted)!important;font-weight:500}.ghc-differentials-table{padding:.75rem 1.3rem 1rem;border-top:1px solid var(--ghc-border-light)}.ghc-diff-title{font-size:0.72rem!important;font-weight:700;color:var(--ghc-text-muted)!important;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.6rem}.ghc-diff-chips{display:flex;flex-wrap:wrap;gap:.4rem}.ghc-diff-chip{padding:.25rem .55rem;border-radius:50px;font-size:0.75rem!important;font-weight:600}.ghc-diff-chip--used{background:var(--ghc-green-soft)!important;color:var(--ghc-green-text)!important;border:1px solid #a7f3d0}.ghc-diff-chip--unused{background:var(--ghc-surface-alt)!important;color:var(--ghc-text-muted)!important}.ghc-formula-note{font-size:0.75rem!important;color:var(--ghc-text-muted)!important;line-height:1.5}.ghc-modal-overlay{position:fixed;inset:0;background:rgb(0 0 0 / .45);display:flex;align-items:center;justify-content:center;z-index:9999;backdrop-filter:blur(4px);animation:ghc-modalIn 0.2s ease}@keyframes ghc-modalIn{from{opacity:0}to{opacity:1}}.ghc-modal{background:var(--ghc-white)!important;border-radius:calc(var(--ghc-radius) + 6px);padding:2rem 2.25rem;max-width:380px;width:90%;text-align:center;box-shadow:var(--ghc-shadow-lg);animation:ghc-modalSlide 0.25s cubic-bezier(.4,0,.2,1)}@keyframes ghc-modalSlide{from{transform:scale(.92) translateY(16px)}to{transform:scale(1) translateY(0)}}.ghc-modal-icon{font-size:2.5rem;margin-bottom:.75rem}.ghc-modal-title{font-size:1.15rem!important;font-weight:700;color:var(--ghc-text)!important;margin-bottom:.5rem}.ghc-modal-text{font-size:0.85rem!important;color:var(--ghc-text-muted)!important;margin-bottom:1.5rem;line-height:1.5}.ghc-modal-actions{display:flex;gap:.6rem}.ghc-modal-btn{flex:1;padding:.65rem;border-radius:var(--ghc-radius);font-size:0.88rem!important;font-weight:600;cursor:pointer;border:none;transition:background var(--ghc-transition),transform var(--ghc-transition)}.ghc-modal-btn:hover{transform:translateY(-1px)}.ghc-modal-btn--cancel{background:var(--ghc-surface-alt)!important;color:var(--ghc-text)!important;border:1px solid var(--ghc-border)!important}.ghc-modal-btn--confirm{background:var(--ghc-danger)!important;color:var(--ghc-white)!important}.ghc-toast{position:fixed;bottom:1.5rem;left:50%;transform:translateX(-50%) translateY(100px);background:var(--ghc-text)!important;color:var(--ghc-white)!important;padding:.7rem 1.4rem;border-radius:50px;font-size:0.82rem!important;font-weight:500;box-shadow:var(--ghc-shadow-lg);z-index:10000;white-space:nowrap;transition:transform 0.35s cubic-bezier(.4,0,.2,1),opacity 0.35s;opacity:0;pointer-events:none}.ghc-toast--show{transform:translateX(-50%) translateY(0);opacity:1}.ghc-toast--success{background:var(--ghc-secondary)!important}.ghc-toast--error{background:var(--ghc-danger)!important}.ghc-error-msg{background:#fef2f2!important;border:1px solid #fca5a5!important;color:#b91c1c!important;font-size:0.8rem!important;border-radius:var(--ghc-radius);padding:.6rem .9rem;margin-bottom:1rem;display:flex;align-items:center;gap:.4rem}@media (max-width:680px){.ghc-header{padding-top:1.2rem}.ghc-logo-title{font-size:1.35rem!important}.ghc-tab-label{display:none}.ghc-tab-icon{font-size:1.2rem}.ghc-tab{padding:.65rem}.ghc-panel-header,.ghc-form{padding-left:1.1rem;padding-right:1.1rem}.ghc-field-grid{grid-template-columns:1fr}.ghc-field--full{grid-column:1}.ghc-result-area{padding:1rem 1.1rem}.ghc-result-primary .ghc-result-value,.ghc-result-item .ghc-result-value{font-size:1.9rem!important}.ghc-result-item--highlight .ghc-result-value{font-size:2.1rem!important}.ghc-scores-header,.ghc-score-row{grid-template-columns:26px 1fr 1fr 1fr 60px 70px;gap:.25rem}.ghc-formula-grid{grid-template-columns:1fr}.ghc-action-btn{font-size:0.75rem!important;padding:.55rem .6rem;min-width:80px}}@media (max-width:440px){.ghc-scores-header,.ghc-score-row{grid-template-columns:22px 1fr 1fr 1fr 54px 60px}.ghc-scores-col,.ghc-score-diff-badge{font-size:0.65rem!important}.ghc-score-input{font-size:0.75rem!important;padding:.38rem .3rem}}