*{box-sizing:border-box;margin:0;padding:0}
:root{--green:#58CC02;--green-hover:#4BB200;--green-shadow:#61B800;--dark-blue:#100F3E;--blue:#1CB0F6;--gray-text:#4B4B4B;--gray-light:#777;--border-color:#E5E5E5;--nav-text:#AFAFAF;--red:#FF4B4B;--orange:#FF9600;--golden:#FFC800}
body{font-family:'Nunito','DIN Round Pro',-apple-system,BlinkMacSystemFont,sans-serif;background:#fff;color:var(--gray-text);-webkit-font-smoothing:antialiased;min-height:100vh}
.duo-banner{position:fixed;top:0;left:0;right:0;z-index:200;background:rgba(0,0,0,0.7);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,0.1);padding:8px 16px;text-align:center;font-size:11px;color:rgba(255,255,255,0.8);letter-spacing:0.05em}

.duo-nav{position:fixed;top:32px;left:0;right:0;height:64px;background:#fff;border-bottom:1px solid var(--border-color);z-index:50;display:flex;align-items:center;justify-content:space-between;padding:0 32px}
.duo-nav-left{display:flex;align-items:center;gap:16px}
.duo-logo{color:var(--green);font-size:24px;font-weight:900;font-style:italic;letter-spacing:-0.02em}
.duo-logo-img{display:block;height:33px;width:140px;object-fit:contain}
.duo-card-img{height:120px;background-size:cover;background-position:center;overflow:hidden}
.duo-card-img img{width:100%;height:100%;object-fit:cover;display:block}
.duo-av{display:inline-block;width:36px;height:36px;border-radius:50%;border:2px solid #fff;margin-left:-8px;overflow:hidden}
.duo-av img{width:100%;height:100%;object-fit:cover;display:block}
.duo-divider{display:inline-block;width:1px;height:24px;background:var(--border-color)}
.duo-tag{font-size:11px;color:var(--gray-light);font-weight:700;text-transform:uppercase;letter-spacing:1.5px}
.duo-nav-right{display:none;align-items:center;gap:6px}
@media(min-width:768px){.duo-nav-right{display:flex}}
.duo-link{padding:8px 14px;border-radius:8px;color:var(--gray-light);font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:0.5px;cursor:pointer;transition:all .15s}
.duo-link:hover{background:rgba(88,204,2,0.08);color:var(--green)}
.duo-link.active{color:var(--green)}

.duo-hero{margin-top:96px;padding:56px 40px 40px;background:linear-gradient(180deg,rgba(88,204,2,0.08) 0%,rgba(255,255,255,1) 100%);text-align:center;display:flex;flex-direction:column;align-items:center;gap:24px}
.duo-h1{font-size:52px;color:var(--green);font-weight:900;line-height:1;letter-spacing:-0.02em}
@media(max-width:900px){.duo-h1{font-size:36px}}
@media(max-width:600px){.duo-h1{font-size:28px}}
.duo-desc{max-width:520px;font-size:17px;color:var(--gray-light);line-height:1.5}
.duo-hero-buttons{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-top:8px}
@media(max-width:900px){.duo-hero-buttons{flex-direction:column;width:100%;max-width:280px}}
.duo-btn-primary,.duo-btn-secondary{height:48px;padding:0 24px;font-size:15px;font-weight:700;text-transform:uppercase;border-radius:12px;cursor:pointer;border:none;font-family:inherit;letter-spacing:0.5px;transition:all .1s}
.duo-btn-primary{background:var(--green);color:#fff;box-shadow:0 4px 0 var(--green-shadow)}
.duo-btn-primary:hover{background:var(--green-hover)}
.duo-btn-primary:active{box-shadow:none;transform:translateY(4px)}
.duo-btn-secondary{background:transparent;color:var(--blue);border:2px solid #CFCFCF;box-shadow:0 4px 0 #CFCFCF}
.duo-btn-secondary:active{box-shadow:none;transform:translateY(4px)}

.duo-grid{max-width:1440px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr}
@media(max-width:900px){.duo-grid{grid-template-columns:1fr}}
.duo-panel{padding:36px 40px;border-bottom:1px solid var(--border-color);border-right:1px solid var(--border-color);background:#fff}
.duo-panel:nth-child(2n){border-right:none}
@media(max-width:900px){.duo-panel{border-right:none}}
@media(max-width:600px){.duo-panel{padding:28px 20px}}
.duo-panel-dark{background:var(--dark-blue);color:#fff}

.duo-label{display:flex;align-items:center;gap:12px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:2px;color:var(--nav-text);margin-bottom:24px}
.duo-label::after{content:'';flex:1;height:1px;background:var(--border-color)}
.duo-label-dark{color:rgba(255,255,255,0.35)}
.duo-label-dark::after{background:rgba(255,255,255,0.1)}

/* Panel 1: Colors */
.duo-colors{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:12px}
@media(max-width:600px){.duo-colors{grid-template-columns:repeat(3,1fr)}}
.duo-swatch{display:flex;flex-direction:column;align-items:flex-start;gap:6px;cursor:pointer}
.duo-sw{aspect-ratio:1;width:100%;border-radius:12px;border:1px solid rgba(0,0,0,0.06);transition:all .2s}
.duo-swatch:hover .duo-sw{transform:scale(1.05);box-shadow:0 8px 24px rgba(0,0,0,0.12)}
.duo-sw-name{font-size:12px;font-weight:700;color:var(--gray-text)}
.duo-sw-hex{font-size:10px;color:var(--gray-light);font-weight:600}

/* Panel 2: Typography */
.duo-typo{display:flex;flex-direction:column;gap:20px}
.duo-trow{display:flex;gap:20px;align-items:baseline}
.duo-tmeta{width:80px;text-align:right;flex-shrink:0;display:flex;flex-direction:column;gap:2px}
@media(max-width:600px){.duo-tmeta{display:none}}
.duo-tmeta span:first-child{font-size:11px;font-weight:700;color:var(--blue)}
.duo-tmeta span:last-child{font-size:10px;color:var(--nav-text)}
.duo-display{font-size:48px;color:var(--green);font-weight:900;line-height:1}
@media(max-width:600px){.duo-display{font-size:32px}}
.duo-h1-sample{font-size:32px;color:var(--gray-text);font-weight:700;line-height:1.1}
.duo-h2-sample{font-size:28px;color:var(--green);font-weight:900;line-height:1}
.duo-body-sample{font-size:18px;color:var(--gray-light);font-weight:500;line-height:1.6}
.duo-cap-sample{font-size:14px;color:var(--nav-text);font-weight:700;text-transform:uppercase;letter-spacing:0.5px}
.duo-sm-sample{font-size:12px;color:var(--gray-light);font-weight:600}

/* Panel 3 & 4: Buttons */
.duo-btns{display:flex;flex-direction:column;gap:16px}
.duo-brow{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.duo-blbl{width:80px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--nav-text);flex-shrink:0}
@media(max-width:600px){.duo-blbl{display:none}}
.duo-blbl-dark{color:rgba(255,255,255,0.3)}
.duo-bgrp{display:flex;gap:12px;flex-wrap:wrap}
.duo-b{height:48px;padding:0 20px;font-size:15px;font-weight:700;text-transform:uppercase;border-radius:12px;cursor:pointer;border:none;font-family:inherit;letter-spacing:0.5px;transition:all .1s}
.duo-b-pri{background:var(--green);color:#fff;box-shadow:0 4px 0 var(--green-shadow)}
.duo-b-pri:hover{background:var(--green-hover)}
.duo-b-sec{background:transparent;color:var(--blue);border:2px solid #CFCFCF;box-shadow:0 4px 0 #CFCFCF}
.duo-b-dng{background:var(--red);color:#fff;box-shadow:0 4px 0 #CC3C3C}
.duo-b-white{background:#fff;color:var(--dark-blue);box-shadow:0 4px 0 #88879F}
.duo-b-white:hover{background:#c8f040}
.duo-b-ghost{background:transparent;color:var(--green);box-shadow:none;padding:0 16px}
.duo-b-ghost:hover{background:rgba(88,204,2,0.08)}
.duo-b-sm{height:36px;padding:0 16px;font-size:13px;border-radius:10px;box-shadow:0 3px 0 var(--green-shadow)}
.duo-b-sec.duo-b-sm{box-shadow:0 3px 0 #CFCFCF}
.duo-b-dng.duo-b-sm{box-shadow:0 3px 0 #CC3C3C}
.duo-b-white.duo-b-sm{box-shadow:0 3px 0 #88879F}
.duo-b-disabled{opacity:0.45;pointer-events:none}
.duo-b:active:not(.duo-b-ghost):not(.duo-b-disabled){box-shadow:none;transform:translateY(4px)}

/* Panel 5 & 6: Cards */
.duo-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:900px){.duo-cards{grid-template-columns:1fr}}
.duo-card{background:#fff;border:2px solid var(--border-color);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:all .2s}
.duo-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(0,0,0,0.08)}
.duo-card-img{height:120px;background-size:cover;background-position:center}
.duo-card-body{padding:16px;display:flex;flex-direction:column;gap:8px}
.duo-card-tag{display:inline-block;font-size:11px;font-weight:800;text-transform:uppercase;padding:3px 8px;border-radius:6px;width:fit-content}
.duo-tag-green{color:var(--green);background:rgba(88,204,2,0.1)}
.duo-tag-blue{color:var(--blue);background:rgba(28,176,246,0.1)}
.duo-tag-gold{color:#b8920f;background:rgba(255,200,0,0.15)}
.duo-tag-orange{color:var(--orange);background:rgba(255,150,0,0.15)}
.duo-card-title{font-size:16px;font-weight:700;color:var(--gray-text)}
.duo-card-desc{font-size:13px;color:var(--gray-light);line-height:1.5}
.duo-card-foot{padding:12px 16px;border-top:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}
.duo-card-foot span:first-child{font-size:12px;font-weight:700;color:var(--nav-text);text-transform:uppercase}
.duo-card-cta{font-size:12px;font-weight:700;text-transform:uppercase;color:var(--blue);cursor:pointer;transition:opacity .2s}
.duo-card-cta:hover{opacity:0.7}

.duo-card-dark{background:rgba(255,255,255,0.06);border:2px solid rgba(255,255,255,0.08)}
.duo-card-dark:hover{box-shadow:0 12px 32px rgba(0,0,0,0.4)}
.duo-title-dark{color:#fff !important}
.duo-desc-dark{color:rgba(255,255,255,0.5) !important}
.duo-foot-dark{border-top:1px solid rgba(255,255,255,0.08) !important}
.duo-foot-dark span:first-child{color:rgba(255,255,255,0.3) !important}
.duo-cta-dark{color:#fff !important}

/* Panel 7 & 8: Components */
.duo-cmps{display:flex;flex-direction:column;gap:24px}
.duo-cgrp{display:flex;flex-direction:column;gap:10px}
.duo-badges{display:flex;gap:8px;flex-wrap:wrap}
.duo-badge{font-size:12px;font-weight:700;text-transform:uppercase;padding:4px 10px;border-radius:20px}
.duo-bdg-green{color:var(--green);background:rgba(88,204,2,0.12)}
.duo-bdg-blue{color:var(--blue);background:rgba(28,176,246,0.12)}
.duo-bdg-red{color:var(--red);background:rgba(255,75,75,0.12)}
.duo-bdg-orange{color:var(--orange);background:rgba(255,150,0,0.12)}
.duo-bdg-gold{color:#b8920f;background:rgba(255,200,0,0.15)}

.duo-input-row{display:flex;gap:12px}
@media(max-width:600px){.duo-input-row{flex-direction:column}}
.duo-input{flex:1;height:48px;padding:0 16px;border:2px solid var(--border-color);border-radius:12px;font-size:15px;font-weight:600;font-family:inherit;color:var(--gray-text);transition:border-color .2s}
.duo-input:focus{outline:none;border-color:var(--blue)}
.duo-input::placeholder{color:var(--nav-text);font-weight:500}

.duo-toggle-row{display:flex;flex-direction:column;gap:12px}
.duo-toggle-item{display:flex;align-items:center;gap:12px}
.duo-toggle{position:relative;display:inline-block;width:48px;height:28px;background:var(--border-color);border-radius:14px;cursor:pointer;transition:background .25s}
.duo-toggle.on{background:var(--green)}
.duo-toggle-thumb{position:absolute;left:3px;top:3px;width:22px;height:22px;background:#fff;border-radius:50%;box-shadow:0 1px 3px rgba(0,0,0,0.15);transition:transform .25s}
.duo-toggle.on .duo-toggle-thumb{transform:translateX(20px)}
.duo-toggle-label{font-size:14px;font-weight:600;color:var(--gray-text)}
.duo-panel-dark .duo-toggle-label{color:#fff}

.duo-prog-stack{display:flex;flex-direction:column;gap:10px}
.duo-prog-row{display:flex;gap:12px;align-items:center}
.duo-prog-bar{flex:1;height:12px;background:var(--border-color);border-radius:6px;overflow:hidden}
.duo-prog-dark{background:rgba(255,255,255,0.08)}
.duo-prog-fill{height:100%;border-radius:6px;transition:width .6s ease}
.duo-prog-val{font-size:12px;font-weight:700;width:32px;text-align:right;color:var(--gray-text)}
.duo-prog-val-dark{color:rgba(255,255,255,0.6)}

.duo-tip-row{display:flex;gap:16px;align-items:center}
.duo-tip-trigger{position:relative;font-size:13px;font-weight:700;color:var(--green);background:rgba(88,204,2,0.08);padding:8px 16px;border-radius:8px;cursor:pointer}
.duo-tip-trigger::before{content:attr(data-tip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);background:var(--dark-blue);color:#fff;font-size:12px;font-weight:600;padding:6px 12px;border-radius:8px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s}
.duo-tip-trigger:hover::before{opacity:1}
.duo-streak{display:inline-flex;gap:6px;align-items:center;padding:6px 14px;background:rgba(255,150,0,0.1);border-radius:20px}
.duo-streak-emoji{font-size:18px}
.duo-streak-num{font-size:16px;font-weight:800;color:var(--orange)}

.duo-pills{display:flex;gap:8px;flex-wrap:wrap}
.duo-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border:2px solid rgba(255,255,255,0.12);border-radius:12px;cursor:pointer;font-size:13px;font-weight:700;color:rgba(255,255,255,0.7);transition:all .2s}
.duo-pill:hover{border-color:var(--green);background:rgba(88,204,2,0.08)}
.duo-pill.active{border-color:var(--green);background:rgba(88,204,2,0.08);color:#fff}
.duo-pill-flag{display:inline-block;width:24px;height:18px;border-radius:2px}

.duo-avatars{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.duo-avgrp{display:flex}
.duo-av{display:inline-block;width:36px;height:36px;border-radius:50%;border:2px solid #fff;margin-left:-8px}
.duo-av:first-child{margin-left:0}
.duo-av-count{background:#f0f0f0 !important;color:var(--gray-light);font-size:11px;font-weight:800;display:inline-flex;align-items:center;justify-content:center}
.duo-avtext{font-size:13px;font-weight:600;color:rgba(255,255,255,0.5)}