:root{--ddt-dark:#3B1F0B;--ddt-mid:#6B3410;--ddt-accent:#B45309;--ddt-gold:#D97706;--ddt-cream:#FEF3C7;--ddt-light:#FFFBEB;--ddt-border:#EAD9BE;--ddt-text:#3B1F0B;--navy:#002868;--red:#BF0A30;--green:#00875A}.ddt-hero{background:linear-gradient(135deg,#3B1F0B 0%,#6B3410 50%,#B45309 100%);border-radius:16px;padding:44px 48px 40px;margin-bottom:34px;position:relative;overflow:hidden}.ddt-hero::before{content:'';position:absolute;top:-60px;right:-60px;width:260px;height:260px;background:rgba(217,119,6,.14);border-radius:50%}.ddt-badge{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#FEF3C7;font-family:'Inter',sans-serif;font-size:12px;font-weight:600;letter-spacing:1.2px;text-transform:uppercase;padding:6px 14px;border-radius:20px;margin-bottom:16px;position:relative}.ddt-hero h1{font-family:'Montserrat',sans-serif;font-size:clamp(23px,3.1vw,38px);font-weight:800;color:#fff;margin:0 0 12px;line-height:1.2;position:relative}.ddt-hero .ddt-sub{font-family:'Inter',sans-serif;font-size:16px;color:rgba(255,255,255,.85);line-height:1.6;margin-bottom:22px;max-width:700px;position:relative}.ddt-pills{display:flex;flex-wrap:wrap;gap:10px;position:relative}.ddt-pill{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#FEF3C7;font-family:'Inter',sans-serif;font-size:12px;font-weight:600;padding:5px 13px;border-radius:14px}.ddt-wrap{background:#fff;border-radius:16px;box-shadow:0 4px 24px rgba(59,31,11,.10);padding:32px 34px;margin-bottom:44px;border:1px solid var(--ddt-border)}.ddt-wrap-head{margin-bottom:24px}.ddt-wrap-head h2{font-family:'Montserrat',sans-serif;font-size:22px;font-weight:800;color:var(--ddt-dark);margin:0 0 6px}.ddt-wrap-head p{font-family:'Inter',sans-serif;font-size:14px;color:#6b5340;margin:0;line-height:1.55}.ddt-modes{display:flex;gap:8px;background:var(--ddt-light);border:1px solid var(--ddt-border);border-radius:10px;padding:5px;margin-bottom:24px;flex-wrap:wrap}.ddt-mode{flex:1;min-width:140px;font-family:'Montserrat',sans-serif;font-size:13px;font-weight:700;color:#8a6d52;background:transparent;border:none;border-radius:7px;padding:11px 12px;cursor:pointer;transition:all .18s;text-align:center}.ddt-mode.active{background:var(--ddt-accent);color:#fff;box-shadow:0 2px 8px rgba(180,83,9,.28)}.ddt-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}.ddt-col-in{min-width:0}.ddt-col-out{min-width:0}.ddt-field{margin-bottom:18px}.ddt-field label{display:block;font-family:'Montserrat',sans-serif;font-size:13px;font-weight:700;color:var(--ddt-dark);margin-bottom:7px}.ddt-field .ddt-hint{font-family:'Inter',sans-serif;font-size:12px;font-weight:400;color:#8a6d52;margin-top:5px;line-height:1.45}.ddt-inwrap{display:flex;align-items:stretch;border:1.5px solid var(--ddt-border);border-radius:9px;overflow:hidden;background:#fff;transition:border-color .18s,box-shadow .18s}.ddt-inwrap:focus-within{border-color:var(--ddt-accent);box-shadow:0 0 0 3px rgba(180,83,9,.12)}.ddt-inwrap input,.ddt-inwrap select{flex:1;min-width:0;border:none;outline:none;font-family:'Inter',sans-serif;font-size:15px;color:var(--ddt-text);padding:11px 13px;background:transparent}.ddt-inwrap select{cursor:pointer;-webkit-appearance:none;appearance:none}.ddt-affix{display:flex;align-items:center;justify-content:center;padding:0 14px;background:var(--ddt-light);color:var(--ddt-mid);font-family:'Montserrat',sans-serif;font-size:13px;font-weight:700;border-left:1px solid var(--ddt-border);white-space:nowrap}.ddt-affix-l{border-left:none;border-right:1px solid var(--ddt-border)}.ddt-unit-switch{display:inline-flex;background:var(--ddt-light);border:1px solid var(--ddt-border);border-radius:8px;padding:3px;margin-bottom:20px}.ddt-unit-btn{font-family:'Montserrat',sans-serif;font-size:12px;font-weight:700;color:#8a6d52;background:transparent;border:none;border-radius:6px;padding:7px 16px;cursor:pointer;transition:all .16s}.ddt-unit-btn.active{background:#fff;color:var(--ddt-accent);box-shadow:0 1px 4px rgba(59,31,11,.14)}.ddt-check{display:flex;align-items:center;gap:10px;background:var(--ddt-light);border:1px solid var(--ddt-border);border-radius:9px;padding:12px 14px;margin-bottom:18px;cursor:pointer}.ddt-check input{width:18px;height:18px;accent-color:var(--ddt-accent);cursor:pointer}.ddt-check label{font-family:'Inter',sans-serif;font-size:13px;font-weight:600;color:var(--ddt-dark);cursor:pointer;margin:0}.ddt-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}.ddt-btn{font-family:'Montserrat',sans-serif;font-size:14px;font-weight:700;border:none;border-radius:9px;padding:13px 20px;cursor:pointer;transition:all .18s;display:inline-flex;align-items:center;justify-content:center;gap:7px}.ddt-btn-primary{background:var(--ddt-accent);color:#fff;flex:1;min-width:160px;box-shadow:0 2px 10px rgba(180,83,9,.28)}.ddt-btn-primary:hover{background:#8f4207;transform:translateY(-1px)}.ddt-btn-sec{background:#fff;color:var(--ddt-mid);border:1.5px solid var(--ddt-border)}.ddt-btn-sec:hover{border-color:var(--ddt-accent);color:var(--ddt-accent)}.ddt-btn-idle{opacity:.5;cursor:not-allowed}.ddt-btn-idle:hover{border-color:var(--ddt-border);color:var(--ddt-mid);transform:none}.ddt-result{background:linear-gradient(135deg,#002868 0%,#0a3a7a 100%);border-radius:14px;padding:28px 26px;color:#fff;margin-bottom:20px;text-align:center}.ddt-result-lbl{font-family:'Inter',sans-serif;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:rgba(255,255,255,.7);margin-bottom:8px}.ddt-result-num{font-family:'Montserrat',sans-serif;font-size:clamp(38px,6vw,54px);font-weight:800;line-height:1;color:#fff;margin-bottom:6px}.ddt-result-num span{font-size:24px;font-weight:700;color:var(--ddt-gold)}.ddt-result-note{font-family:'Inter',sans-serif;font-size:13px;color:rgba(255,255,255,.82);line-height:1.5;margin-top:8px}.ddt-ice{background:#EFF6FF;border:1px solid #BFDBFE;border-left:4px solid #2563EB;border-radius:0 9px 9px 0;padding:16px 18px;margin-bottom:20px}.ddt-ice strong{font-family:'Montserrat',sans-serif;font-size:13px;color:#1E40AF;display:block;margin-bottom:5px}.ddt-ice p{font-family:'Inter',sans-serif;font-size:13px;color:#1e3a5f;line-height:1.55;margin:0}.ddt-ice b{color:#1E40AF}.ddt-break{width:100%;border-collapse:collapse;margin:0 0 20px;font-family:'Inter',sans-serif;font-size:13px}.ddt-break th{background:var(--ddt-dark);color:var(--ddt-gold);font-family:'Montserrat',sans-serif;font-size:11px;font-weight:700;padding:10px 12px;text-align:left;letter-spacing:.3px}.ddt-break td{padding:9px 12px;color:#4a3320;border-bottom:1px solid var(--ddt-border)}.ddt-break tr:nth-child(even) td{background:var(--ddt-light)}.ddt-break tr:last-child td{border-bottom:none;font-weight:700}.ddt-break .ddt-pos{color:var(--red)}.ddt-break .ddt-neg{color:var(--green)}.ddt-chart-wrap{background:#fff;border:1px solid var(--ddt-border);border-radius:12px;padding:18px;height:260px;position:relative}.ddt-chart-title{font-family:'Montserrat',sans-serif;font-size:13px;font-weight:700;color:var(--ddt-dark);margin:0 0 12px;text-align:center}.ddt-placeholder{background:var(--ddt-light);border:2px dashed var(--ddt-border);border-radius:14px;padding:40px 24px;text-align:center;color:#8a6d52;font-family:'Inter',sans-serif;font-size:14px;line-height:1.6}.ddt-placeholder .ddt-ph-icon{font-size:36px;display:block;margin-bottom:12px}.ddt-sec{margin-bottom:44px}.ddt-inner{background:#fff;border-radius:12px;padding:36px 40px;box-shadow:0 2px 10px rgba(59,31,11,.06)}.ddt-inner h2{font-family:'Montserrat',sans-serif;font-size:clamp(20px,2.4vw,26px);font-weight:800;color:var(--ddt-dark);margin:0 0 18px}.ddt-inner h3{font-family:'Montserrat',sans-serif;font-size:17px;font-weight:700;color:var(--ddt-mid);margin:26px 0 10px}.ddt-inner p{font-family:'Inter',sans-serif;font-size:15px;line-height:1.72;color:#4a3320;margin:0 0 16px}.ddt-inner p:last-child{margin-bottom:0}.ddt-inner ul,.ddt-inner ol{font-family:'Inter',sans-serif;font-size:15px;line-height:1.7;color:#4a3320;margin:0 0 16px;padding-left:22px}.ddt-inner li{margin-bottom:8px}.ddt-inner a{color:var(--ddt-accent);font-weight:600;text-decoration:none}.ddt-inner a:hover{text-decoration:underline}.ddt-def{background:var(--ddt-cream);border-left:4px solid var(--ddt-accent);border-radius:0 8px 8px 0;padding:20px 24px;margin:20px 0}.ddt-def strong{font-family:'Montserrat',sans-serif;font-size:12px;font-weight:700;color:var(--ddt-accent);display:block;margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}.ddt-def p{font-size:15px;line-height:1.65;color:#4a3320;margin:0}.ddt-formula{background:var(--ddt-dark);border-radius:10px;padding:20px 24px;margin:18px 0;font-family:'Inter',sans-serif;color:#FEF3C7;font-size:15px;line-height:1.7;overflow-x:auto}.ddt-formula code{font-family:'Menlo','Consolas',monospace;font-size:14px;color:var(--ddt-gold)}.ddt-ex{background:var(--ddt-light);border:1px solid var(--ddt-border);border-radius:12px;padding:24px 26px;margin-bottom:20px}.ddt-ex h3{font-family:'Montserrat',sans-serif;font-size:16px;font-weight:700;color:var(--ddt-dark);margin:0 0 6px}.ddt-ex .ddt-ex-loc{font-family:'Inter',sans-serif;font-size:12px;font-weight:600;color:var(--ddt-accent);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}.ddt-ex p{font-family:'Inter',sans-serif;font-size:14px;line-height:1.65;color:#4a3320;margin:0 0 10px}.ddt-ex-calc{background:#fff;border-radius:8px;padding:14px 16px;font-family:'Menlo','Consolas',monospace;font-size:13px;color:var(--ddt-mid);line-height:1.7;border:1px solid var(--ddt-border)}.ddt-table-wrap{overflow-x:auto}.ddt-table{width:100%;border-collapse:collapse;margin:16px 0;font-family:'Inter',sans-serif}.ddt-table th{background:var(--ddt-dark);color:var(--ddt-gold);font-family:'Montserrat',sans-serif;font-size:12px;font-weight:700;padding:12px 14px;text-align:left;letter-spacing:.4px}.ddt-table td{padding:11px 14px;font-size:13px;color:#4a3320;border-bottom:1px solid var(--ddt-border)}.ddt-table tr:nth-child(even) td{background:var(--ddt-light)}.ddt-table tr:last-child td{border-bottom:none}.ddt-table a{color:var(--ddt-accent);font-weight:600;text-decoration:none}.ddt-tips{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:20px}.ddt-tip{background:var(--ddt-light);border-radius:10px;padding:20px 20px;border-top:3px solid var(--ddt-accent)}.ddt-tip-icon{font-size:24px;margin-bottom:8px;display:block}.ddt-tip h3{font-family:'Montserrat',sans-serif;font-size:14px;font-weight:700;color:var(--ddt-dark);margin:0 0 6px}.ddt-tip p{font-size:13px;color:#6b5340;margin:0;line-height:1.55}.ddt-faq{display:grid;gap:10px}.ddt-faq-item{border:1px solid var(--ddt-border);border-radius:8px;overflow:hidden}.ddt-faq-q{background:var(--ddt-light);padding:15px 20px;font-family:'Montserrat',sans-serif;font-size:14px;font-weight:700;color:var(--ddt-dark);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;border:none;width:100%;text-align:left}.ddt-faq-q::after{content:'+';font-size:20px;color:var(--ddt-accent);flex-shrink:0;font-weight:400;transition:transform .2s}.ddt-faq-item.open .ddt-faq-q::after{transform:rotate(45deg)}.ddt-faq-a{display:none;padding:16px 20px;font-family:'Inter',sans-serif;font-size:14px;line-height:1.72;color:#4a3320}.ddt-faq-a a{color:var(--ddt-accent);font-weight:600}.ddt-faq-item.open .ddt-faq-a{display:block}.ddt-rel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-top:20px}.ddt-rel-card{display:block;background:#fff;border-radius:10px;padding:18px 18px;text-decoration:none;border:1px solid var(--ddt-border);transition:border-color .2s,transform .18s}.ddt-rel-card:hover{border-color:var(--ddt-accent);transform:translateY(-3px)}.ddt-rel-icon{font-size:24px;display:block;margin-bottom:8px}.ddt-rel-name{font-family:'Montserrat',sans-serif;font-size:14px;font-weight:700;color:var(--ddt-dark);display:block;margin-bottom:5px}.ddt-rel-desc{font-family:'Inter',sans-serif;font-size:12px;color:#7c6250;line-height:1.45}.ddt-legal{background:var(--ddt-light);border-radius:10px;padding:24px 28px;border:1px solid var(--ddt-border);font-family:'Inter',sans-serif;font-size:12px;line-height:1.7;color:#7c6250}.ddt-legal strong{color:#4a3320;font-family:'Montserrat',sans-serif;font-size:13px}.ddt-legal a{color:var(--ddt-accent);font-weight:600}@media(max-width:768px){.ddt-hero{padding:32px 22px}.ddt-hero::before{display:none}.ddt-wrap{padding:22px 18px}.ddt-grid{grid-template-columns:1fr;gap:24px}.ddt-inner{padding:24px 18px}.ddt-modes{flex-direction:column}.ddt-mode{min-width:0}.ddt-btn-primary{min-width:0;width:100%}.ddt-actions{flex-direction:column}.ddt-btn{width:100%}.ddt-tips{grid-template-columns:1fr}.ddt-rel-grid{grid-template-columns:1fr}}@media(max-width:480px){.ddt-result-num{font-size:40px}}