.calc-container{--primary: #111111;--primary-light: #333333;--accent: #111111;--bg-site: #f3f4f6;--card-bg: #ffffff;--text-dark: #111827;--text-gray: #4b5563;--border: #e5e7eb;--input-bg: #f9fafb;--input-focus-bg: #ffffff;--dropdown-bg: #ffffff;--dropdown-hover: #f5f5f5;--dropdown-divider: #f8fafc;--result-divider: #f3f4f6;--readonly-bg: #f1f5f9;--info-bg: #f5f5f5;--info-border: #e5e5e5;--info-text: #000000;--info-icon: #111111;--modal-bg: #ffffff;--modal-header-border: #f1f5f9;--modal-header-text: #111111;--modal-btn-bg: #f1f5f9;--modal-btn-color: #64748b;--dashed-border: #eeeeee;--toggle-bg: #f5f5f5;--toggle-active-bg: #111111;--toggle-active-text: #ffffff;--toggle-inactive-text: #666666;--row-active-bg: rgba(17, 17, 17, .05);--radius: 10px;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);font-family:DM Sans,system-ui,sans-serif;color:var(--text-dark)}.dark .calc-container{--primary: #e5e5e5;--primary-light: #a3a3a3;--accent: #ffffff;--bg-site: #111111;--card-bg: #1a1a1a;--text-dark: #e5e5e5;--text-gray: #a3a3a3;--border: #2a2a2a;--input-bg: #222222;--input-focus-bg: #1a1a1a;--dropdown-bg: #1a1a1a;--dropdown-hover: #262626;--dropdown-divider: #222222;--result-divider: #262626;--readonly-bg: #1e1e1e;--info-bg: rgba(255, 255, 255, .06);--info-border: #2a2a2a;--info-text: #d4d4d4;--info-icon: #a3a3a3;--modal-bg: #1a1a1a;--modal-header-border: #2a2a2a;--modal-header-text: #e5e5e5;--modal-btn-bg: #262626;--modal-btn-color: #a3a3a3;--dashed-border: #333333;--toggle-bg: #222222;--toggle-active-bg: #ffffff;--toggle-active-text: #111111;--toggle-inactive-text: #888888;--row-active-bg: rgba(255, 255, 255, .08);--shadow: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -1px rgba(0, 0, 0, .3)}.calc-container .header-section{background:linear-gradient(to bottom,#f5f5f5,#fafafa 50%,#fff);padding:5rem 2rem 10rem;text-align:center;color:var(--text-dark)}.dark .calc-container .header-section{background:linear-gradient(to bottom,#0a0a0a,#111 50%,#151515)}.calc-container .header-section h1{letter-spacing:-.025em}.calc-container .header-section p{opacity:.9;line-height:1.6}.calc-container .main-container{max-width:1100px;margin:-6rem auto 4rem;padding:0 1.5rem;display:grid;grid-template-columns:1.4fr 1fr;gap:2.5rem;position:relative;z-index:10}@media (max-width: 968px){.calc-container .main-container{grid-template-columns:1fr;margin-top:2rem}}.calc-container .card{background:var(--card-bg);padding:2.5rem;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border)}.calc-container .card-title{font-size:1.4rem;font-weight:700;margin-bottom:2rem;color:var(--primary);display:flex;align-items:center;gap:.75rem}.calc-container .form-group{margin-bottom:1.75rem;position:relative}.calc-container label{display:block;font-size:.875rem;font-weight:600;margin-bottom:.6rem;color:var(--text-gray)}.calc-container input,.calc-container select{width:100%;padding:.875rem .75rem;border:2px solid var(--border);border-radius:var(--radius);font-size:1rem;font-family:inherit;transition:all .2s cubic-bezier(.4,0,.2,1);background-color:var(--input-bg);color:var(--text-dark)}.calc-container input:focus,.calc-container select:focus{outline:none;border-color:var(--primary-light);background-color:var(--input-focus-bg);box-shadow:0 0 0 4px #11111114}.dark .calc-container input:focus,.dark .calc-container select:focus{box-shadow:0 0 0 4px #ffffff14}.calc-container input[readonly]{background-color:var(--readonly-bg)!important;color:var(--text-gray)}.calc-container .dropdown-list{position:absolute;top:100%;left:0;right:0;background:var(--dropdown-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 10px 25px #0000001a;z-index:999;max-height:350px;overflow-y:auto;margin-top:5px;padding:4px}.dark .calc-container .dropdown-list{box-shadow:0 10px 25px #00000080}.calc-container .dropdown-item{padding:1rem 1.25rem;cursor:pointer;border-radius:8px;transition:all .2s;display:flex;flex-direction:column;gap:4px;border-bottom:1px solid var(--dropdown-divider)}.calc-container .dropdown-item:last-child{border-bottom:none}.calc-container .dropdown-item:hover,.calc-container .dropdown-item.selected{background-color:var(--dropdown-hover);color:var(--primary)}.calc-container .dropdown-item b{font-weight:600;font-size:.95rem}.calc-container .dropdown-item span{font-size:.75rem;color:var(--text-gray)}.calc-container .results-sidebar{display:flex;flex-direction:column;gap:2rem}.calc-container .result-row{display:flex;justify-content:space-between;align-items:center;padding:1rem 0;border-bottom:1px solid var(--result-divider)}.calc-container .result-label{color:var(--text-gray);font-size:.95rem}.calc-container .result-value{font-weight:700;font-size:1.1rem}.calc-container .total-card{background:#111!important;color:#fff}.dark .calc-container .total-card{background:#fff!important;color:#111}.calc-container .total-card .card-title,.calc-container .total-card .result-label{color:#fff}.dark .calc-container .total-card .card-title,.dark .calc-container .total-card .result-label{color:#4b5563}.calc-container .total-card .result-value{color:#fff}.dark .calc-container .total-card .result-value{color:#111}.calc-container .total-card .result-row{border-bottom-color:#ffffff1a}.dark .calc-container .total-card .result-row{border-bottom-color:#00000014}.calc-container .total-row{margin-top:1rem;padding-top:1.5rem;border-top:2px dashed rgba(255,255,255,.3)}.dark .calc-container .total-row{border-top:2px dashed rgba(0,0,0,.15)}.calc-container .total-value{font-size:2rem;font-weight:800;color:#fff}.dark .calc-container .total-value{color:#111}.calc-container .date-inputs-row{display:grid;grid-template-columns:75px 1fr 90px;gap:8px;width:100%}.calc-container .date-select{padding:.875rem .5rem!important;cursor:pointer;background-color:var(--input-bg)}.calc-container .date-select.day,.calc-container .date-select.month,.calc-container .date-select.year{width:100%;min-width:0}.calc-container .note-text{font-size:.9rem;margin-top:.5rem;opacity:.8}.calc-container .no-results{color:var(--text-gray);font-style:italic;cursor:default;padding:.875rem 1.25rem}.date-help-overlay{position:fixed;inset:0;background:#000000bf;backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:10001;padding:1rem}.date-help-content{background:var(--modal-bg, #ffffff);padding:1.5rem;border-radius:16px;max-width:700px;width:100%;position:relative;box-shadow:0 25px 50px -12px #00000080;animation:modalSlideUp .3s cubic-bezier(.16,1,.3,1)}.dark .date-help-content{background:#1a1a1a;border:1px solid #2a2a2a}@keyframes modalSlideUp{0%{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.date-help-content header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem;padding-bottom:.75rem;border-bottom:1px solid var(--modal-header-border, #f1f5f9)}.date-help-content header span{font-weight:700;font-size:1.1rem;color:var(--modal-header-text, #111111)}.date-help-content header button{background:var(--modal-btn-bg, #f1f5f9);border:none;width:32px;height:32px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--modal-btn-color, #64748b);transition:all .2s}.date-help-content header button:hover{background:#fee2e2;color:#ef4444;transform:rotate(90deg)}.date-help-content img{width:100%;height:auto;border-radius:10px;display:block;box-shadow:0 4px 6px -1px #0000001a}@media (max-width: 640px){.date-help-content{max-width:98%;padding:1rem}.date-help-content header span{font-size:.9rem}}.calc-container .form-group.error label{color:#ef4444}.calc-container .form-group.error input,.calc-container .form-group.error select{border-color:#ef4444;background-color:#fef2f2}.dark .calc-container .form-group.error input,.dark .calc-container .form-group.error select{background-color:#ef44441a}.calc-container .error-text{display:block;color:#ef4444;font-size:.75rem;font-weight:500;margin-top:.4rem}.calc-container .info-banner-calc{background-color:var(--info-bg);border-color:var(--info-border)}.calc-container .info-banner-calc p{color:var(--info-text)}.calc-container .info-banner-calc svg,.calc-container .info-banner-calc .info-icon{color:var(--info-icon)}