:root{--ddr-accent:#78350F;--ddr-accent2:#92400E;--ddr-gold:#D4A76A;--ddr-light:#FDF8F0;--ddr-dark:#1C1210;--ddr-border:#D9C9B5;--ddr-gray:#5F6368;--ddr-green:#16A34A;--ddr-amber:#D97706;--ddr-purple:#7C3AED;}
*,*::before,*::after{box-sizing:border-box;}
.ddr-hero{background:linear-gradient(135deg,#1C1210 0%,#3B1D0E 55%,#78350F 100%);border-radius:16px;padding:44px 48px 40px;margin-bottom:36px;position:relative;overflow:hidden;}
.ddr-hero::before{content:'';position:absolute;top:-60px;right:-60px;width:280px;height:280px;background:radial-gradient(circle,rgba(212,167,106,.15) 0%,transparent 70%);border-radius:50%;}
.ddr-hero-badge{display:inline-block;background:rgba(212,167,106,.18);border:1px solid rgba(212,167,106,.35);color:var(--ddr-gold);font-size:12px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;padding:6px 16px;border-radius:20px;margin-bottom:14px;position:relative;z-index:1;}
.ddr-hero h1{font-family:'Montserrat',sans-serif;font-size:clamp(24px,3.2vw,40px);font-weight:800;color:#FDF8F0;margin:0 0 12px;line-height:1.15;position:relative;z-index:1;}
.ddr-hero-sub{font-size:16px;color:rgba(253,248,240,.78);line-height:1.6;margin-bottom:20px;max-width:660px;position:relative;z-index:1;}
.ddr-pills{display:flex;flex-wrap:wrap;gap:10px;position:relative;z-index:1;}
.ddr-pill{background:rgba(212,167,106,.14);border:1px solid rgba(212,167,106,.28);color:var(--ddr-gold);font-size:12px;font-weight:600;padding:5px 13px;border-radius:14px;}
.ddr-wrap{max-width:1100px;margin:0 auto;font-family:'Inter',sans-serif;color:var(--ddr-dark);}
.ddr-calc{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-bottom:36px;}
.ddr-panel{background:#fff;border:1px solid var(--ddr-border);border-radius:14px;padding:28px 24px;}
.ddr-panel-title{font-family:'Montserrat',sans-serif;font-size:15px;font-weight:800;color:var(--ddr-accent);margin:0 0 20px;display:flex;align-items:center;gap:8px;}
.ddr-field{margin-bottom:16px;}
.ddr-field label{display:block;font-size:12px;font-weight:700;color:var(--ddr-gray);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;}
.ddr-input-wrap{display:flex;align-items:center;border:1px solid var(--ddr-border);border-radius:8px;overflow:hidden;transition:border-color .2s;}
.ddr-input-wrap:focus-within{border-color:var(--ddr-accent);}
.ddr-input-wrap input{flex:1;border:none;outline:none;padding:11px 14px;font-size:15px;font-family:'Inter',sans-serif;background:transparent;color:var(--ddr-dark);min-width:0;}
.ddr-unit{padding:8px 14px;background:var(--ddr-light);font-size:13px;font-weight:700;color:var(--ddr-accent);border-left:1px solid var(--ddr-border);white-space:nowrap;}
.ddr-select{width:100%;border:1px solid var(--ddr-border);border-radius:8px;padding:11px 14px;font-size:14px;font-family:'Inter',sans-serif;color:var(--ddr-dark);background:#fff;cursor:pointer;}
.ddr-divider{border:none;border-top:1px dashed var(--ddr-border);margin:18px 0;}
.ddr-btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;}
.ddr-btn{padding:12px 22px;border-radius:8px;font-family:'Montserrat',sans-serif;font-size:14px;font-weight:700;cursor:pointer;border:none;transition:all .2s;display:inline-flex;align-items:center;gap:8px;}
.ddr-btn-primary{background:var(--ddr-accent);color:#fff;}
.ddr-btn-primary:hover{background:var(--ddr-accent2);transform:translateY(-1px);}
.ddr-btn-secondary{background:var(--ddr-light);color:var(--ddr-accent);border:1px solid var(--ddr-border);}
.ddr-btn-secondary:hover{background:#F5EDE0;}
.ddr-btn-wa{background:#25D366;color:#fff;}
.ddr-btn-wa:hover{background:#1DA851;}
.ddr-result-box{background:linear-gradient(135deg,#1C1210,#3B1D0E);border-radius:14px;padding:28px 24px;color:#FDF8F0;}
.ddr-result-title{font-family:'Montserrat',sans-serif;font-size:15px;font-weight:700;color:var(--ddr-gold);margin:0 0 16px;}
.ddr-result-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:18px;}
.ddr-result-card{background:rgba(212,167,106,.12);border:1px solid rgba(212,167,106,.25);border-radius:10px;padding:14px;text-align:center;}
.ddr-result-card .val{font-family:'Montserrat',sans-serif;font-size:clamp(16px,2vw,24px);font-weight:800;color:var(--ddr-gold);margin-bottom:3px;line-height:1.1;}
.ddr-result-card .lbl{font-size:10px;font-weight:600;color:rgba(253,248,240,.6);text-transform:uppercase;letter-spacing:.4px;}
.ddr-intensity-box{margin-top:16px;border-radius:10px;padding:14px 16px;}
.ddr-intensity-box.full{background:rgba(220,38,38,.15);border:1px solid rgba(220,38,38,.3);}
.ddr-intensity-box.deep{background:rgba(120,53,15,.2);border:1px solid rgba(212,167,106,.3);}
.ddr-intensity-box.medium{background:rgba(29,78,216,.12);border:1px solid rgba(29,78,216,.25);}
.ddr-intensity-box.light{background:rgba(22,163,74,.12);border:1px solid rgba(22,163,74,.25);}
.ddr-intensity-box.wash{background:rgba(124,58,237,.12);border:1px solid rgba(124,58,237,.25);}
.ddr-intensity-label{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;margin-bottom:4px;}
.ddr-intensity-box.full .ddr-intensity-label{color:#FCA5A5;}
.ddr-intensity-box.deep .ddr-intensity-label{color:var(--ddr-gold);}
.ddr-intensity-box.medium .ddr-intensity-label{color:#93C5FD;}
.ddr-intensity-box.light .ddr-intensity-label{color:#86EFAC;}
.ddr-intensity-box.wash .ddr-intensity-label{color:#C4B5FD;}
.ddr-intensity-desc{font-size:12px;color:rgba(253,248,240,.65);line-height:1.5;}
.ddr-recipe-box{margin-top:14px;background:rgba(0,0,0,.2);border:1px solid rgba(212,167,106,.15);border-radius:10px;padding:16px;}
.ddr-recipe-title{font-size:11px;font-weight:700;color:var(--ddr-gold);text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px;}
.ddr-recipe-rows{display:flex;flex-direction:column;gap:5px;}
.ddr-recipe-row{display:flex;justify-content:space-between;font-size:12px;}
.ddr-recipe-lbl{color:rgba(253,248,240,.55);}
.ddr-recipe-val{font-weight:700;color:rgba(253,248,240,.9);font-family:'Montserrat',sans-serif;}
.ddr-chart-wrap{background:#fff;border:1px solid var(--ddr-border);border-radius:14px;padding:24px;margin-bottom:36px;}
.ddr-chart-title{font-family:'Montserrat',sans-serif;font-size:15px;font-weight:800;color:var(--ddr-accent);margin:0 0 16px;}
.sec{padding:36px 0;}
.sec h2{font-family:'Montserrat',sans-serif;font-size:clamp(20px,2.5vw,28px);font-weight:800;color:var(--ddr-accent);margin:0 0 14px;line-height:1.3;}
.sec h3{font-family:'Montserrat',sans-serif;font-size:clamp(15px,2vw,19px);font-weight:700;color:var(--ddr-accent2);margin:22px 0 10px;}
.sec p,.sec li{font-size:15px;color:var(--ddr-gray);line-height:1.75;margin:0 0 14px;}
.sec ul,.sec ol{padding-left:22px;}
.sec strong{color:var(--ddr-dark);}
.ddr-example-card{background:#fff;border:1px solid var(--ddr-border);border-radius:12px;padding:24px;margin-bottom:20px;}
.ddr-example-card h3{margin-top:0;color:var(--ddr-accent);}
.ddr-example-result{background:var(--ddr-light);border-radius:8px;padding:14px 18px;margin-top:14px;font-size:14px;color:var(--ddr-dark);line-height:1.7;}
.ddr-tip-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;margin:20px 0;}
.ddr-tip-card{background:#fff;border-left:4px solid var(--ddr-accent);border-radius:0 10px 10px 0;padding:18px 20px;box-shadow:0 2px 8px rgba(0,0,0,.04);}
.ddr-tip-card h3{margin-top:0;font-size:15px;color:var(--ddr-accent);}
.ddr-tip-card p{margin-bottom:0;font-size:14px;}
.ddr-ref-table{width:100%;border-collapse:collapse;font-size:13px;margin:20px 0;}
.ddr-ref-table th{background:var(--ddr-accent);color:#fff;padding:10px 12px;text-align:left;font-family:'Montserrat',sans-serif;font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.3px;}
.ddr-ref-table td{padding:9px 12px;border-bottom:1px solid var(--ddr-border);}
.ddr-ref-table tr:nth-child(even){background:var(--ddr-light);}
.ddr-ref-table tr:hover{background:#F0E6D6;}
.ddr-ref-table .hl{background:rgba(120,53,15,.08);font-weight:700;}
.faq-grid{max-width:840px;}
.faq-item{border-bottom:1px solid var(--ddr-border);}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:16px 0;cursor:pointer;font-family:'Montserrat',sans-serif;font-size:14px;font-weight:700;color:var(--ddr-accent);gap:12px;}
.faq-q::after{content:'+';font-size:22px;font-weight:300;color:var(--ddr-accent);flex-shrink:0;}
.faq-item.open .faq-q::after{content:'\2212';}
.faq-a{display:none;padding:0 0 16px;font-size:14px;color:var(--ddr-gray);line-height:1.7;}
.faq-item.open .faq-a{display:block;}
.ddr-related{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin:20px 0;}
.ddr-rel-card{background:#fff;border:1px solid var(--ddr-border);border-radius:10px;padding:18px;text-decoration:none;transition:all .2s;display:flex;gap:12px;align-items:flex-start;}
.ddr-rel-card:hover{border-color:var(--ddr-accent);transform:translateY(-2px);box-shadow:0 6px 20px rgba(28,18,16,.08);}
.ddr-rel-icon{font-size:22px;width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--ddr-light);flex-shrink:0;}
.ddr-rel-card h3{font-family:'Montserrat',sans-serif;font-size:13px;font-weight:700;color:var(--ddr-accent);margin:0 0 4px;}
.ddr-rel-card p{font-size:11px;color:var(--ddr-gray);margin:0;line-height:1.5;}
.disc{background:var(--ddr-light);border:1px solid var(--ddr-border);border-radius:10px;padding:22px 26px;margin:24px 0;}
.disc h2{font-family:'Montserrat',sans-serif;font-size:15px;margin-bottom:8px;color:var(--ddr-accent);}
.disc p{font-size:12.5px;line-height:1.65;margin-bottom:0;}
.disc a,.out-link{color:var(--ddr-accent);text-decoration:none;border-bottom:1px dotted var(--ddr-accent);}
.out-link:hover{border-bottom-style:solid;}
@media(max-width:768px){.ddr-hero{padding:32px 20px 28px;}.ddr-calc{grid-template-columns:1fr;}.ddr-result-grid{grid-template-columns:1fr 1fr;}.ddr-btn-row{flex-direction:column;}.ddr-btn{width:100%;justify-content:center;}.ddr-tip-grid{grid-template-columns:1fr;}.ddr-related{grid-template-columns:1fr;}.ddr-ref-table{font-size:11px;}.ddr-ref-table th,.ddr-ref-table td{padding:7px 8px;}}