.tvb{--cream:#fbf8ef;--paper:#fffdf7;--sage:#dfeade;--pine:#1f5a41;--pine-2:#2f7b57;--ink:#173829;--muted:#667b6f;--line:#d9e3d7;--gold:#d5b15d;box-sizing:border-box;isolation:isolate;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;width:100%;max-width:1180px;margin:30px auto;border:1px solid #d8e2d6;border-radius:28px;overflow:hidden;background:linear-gradient(180deg,#fffdf7 0%,#f8f6ef 100%);color:var(--ink);box-shadow:0 18px 55px rgba(17,44,31,.08);font-size:15px;line-height:1.55}
.tvb *,.tvb *:before,.tvb *:after{box-sizing:border-box}.tvb h2,.tvb h3,.tvb p{margin:0}.tvb button,.tvb input{font:inherit}.tvb button{cursor:pointer}
.tvb-hero{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:26px;padding:34px 38px 30px;background:radial-gradient(circle at top right,rgba(213,177,93,.16),transparent 32%),linear-gradient(180deg,#f7f2e3 0%,#f8f6ef 100%);border-bottom:1px solid var(--line)}
.tvb-hero:before{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(31,90,65,.15),transparent)}
.tvb-hero-copy{position:relative;z-index:2;padding-top:6px}.tvb-eyebrow{display:inline-flex;align-items:center;gap:10px;color:#5d785e;letter-spacing:.14em;font-size:11px;font-weight:850;padding:7px 10px;border-radius:999px;background:#eef4ea;border:1px solid #dbe6d8;margin-bottom:16px}.tvb-pulse{width:8px;height:8px;border-radius:50%;background:#3f9b68;box-shadow:0 0 0 4px rgba(63,155,104,.12);animation:tvb-pulse 3s infinite}
.tvb-hero h2{font-size:clamp(28px,3.4vw,46px)!important;line-height:1.12!important;font-weight:840!important;letter-spacing:-.045em!important;color:#173829!important;max-width:650px;margin:0 0 14px!important}.tvb-hero h2 em{font-style:normal;color:#2f7b57;position:relative}.tvb-hero h2 em:after{content:"";position:absolute;left:0;right:0;bottom:3px;height:10px;background:rgba(213,177,93,.22);z-index:-1;border-radius:8px}.tvb-hero p{color:#566c60;max-width:575px;font-size:15px;line-height:1.7}
.tvb-visual{position:relative;min-height:240px;display:flex;align-items:center;justify-content:center}.tvb-energy-path{position:relative;width:100%;height:100%;min-height:220px}
.tvb-source-block{position:absolute;left:0;top:40px}.tvb-mini-panels{display:flex;gap:10px;filter:drop-shadow(0 14px 14px rgba(0,0,0,.12));animation:tvb-float 5s ease-in-out infinite}.tvb-mini-panel{width:78px;height:105px;border:3px solid #a5b8ae;border-radius:8px;background:repeating-linear-gradient(90deg,transparent 0 16px,rgba(188,221,206,.35) 17px 18px),repeating-linear-gradient(0deg,transparent 0 22px,rgba(188,221,206,.24) 23px 24px),linear-gradient(160deg,#173447,#102432);box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);position:relative;overflow:hidden}.tvb-mini-panel:after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent,rgba(255,255,255,.26),transparent);transform:translateX(-160%);animation:tvb-shine 5.2s ease-in-out infinite}.tvb-mini-panel:nth-child(2):after{animation-delay:.35s}.tvb-mini-sun{width:34px;height:34px;border-radius:50%;background:radial-gradient(circle,#ffe6a3 0%,#e5b95a 70%);position:absolute;left:-10px;top:-14px;box-shadow:0 0 0 8px rgba(229,185,90,.12)}
.tvb-route{position:absolute;left:128px;top:91px;display:flex;gap:12px;align-items:center}.tvb-route span{display:block;width:20px;height:4px;border-radius:99px;background:linear-gradient(90deg,#8dc59d,#2f7b57);opacity:.18;animation:tvb-dash 1.7s linear infinite}.tvb-route span:nth-child(2){animation-delay:.25s}.tvb-route span:nth-child(3){animation-delay:.5s}.tvb-route span:nth-child(4){animation-delay:.75s}
.tvb-storage-block{position:absolute;left:212px;top:28px;animation:tvb-float 5s ease-in-out infinite reverse}.tvb-big-battery{position:relative;width:90px;height:150px;background:linear-gradient(145deg,#2e7a57,#164532);border:3px solid #c8dfcf;border-radius:16px;box-shadow:0 18px 22px rgba(0,0,0,.14),inset -10px 0 10px rgba(0,0,0,.18)}.tvb-battery-top{position:absolute;left:28px;top:-10px;width:32px;height:8px;background:#c8dfcf;border-radius:6px 6px 0 0}.tvb-battery-screen{position:absolute;inset:14px 10px;background:#143124;border:1px solid #5ea079;border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px}.tvb-battery-bars{display:flex;flex-direction:column-reverse;gap:4px}.tvb-battery-bars span{width:38px;height:12px;border-radius:3px;background:#8be0a8;animation:tvb-charge 3.6s steps(1,end) infinite}.tvb-battery-bars span:nth-child(2){animation-delay:.55s}.tvb-battery-bars span:nth-child(3){animation-delay:1.1s}.tvb-battery-bars span:nth-child(4){animation-delay:1.65s}.tvb-battery-bolt{font-size:18px;color:#baf2c5;font-style:normal;font-weight:800}
.tvb-fridge-stack{position:absolute;right:12px;top:66px;display:flex;gap:10px;align-items:flex-end}.tvb-fridge-stack b{display:block;width:48px;height:86px;border-radius:10px;background:linear-gradient(180deg,#ffffff,#e9efe8);border:2px solid #cad6cc;box-shadow:0 12px 18px rgba(0,0,0,.08);position:relative}.tvb-fridge-stack b:before,.tvb-fridge-stack b:after{content:"";position:absolute;left:9px;right:9px;height:1px;background:#ccd8ce}.tvb-fridge-stack b:before{top:31px}.tvb-fridge-stack b:after{top:57px}.tvb-fridge-stack b:nth-child(2){height:97px}
.tvb-visual-shade{position:absolute;bottom:17px;left:70px;width:250px;height:25px;border-radius:50%;background:rgba(0,0,0,.1);filter:blur(14px)}
.tvb-body{padding:30px 34px 24px}.tvb-section-label{font-size:11px;font-weight:900;letter-spacing:.14em;color:#5a7667;text-transform:uppercase;margin:0 0 16px!important}.tvb-choices{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:26px}.tvb-choice{position:relative;border:1px solid #d9e4d9;background:linear-gradient(180deg,#fffefb,#f4f8f3);border-radius:18px;padding:18px 18px;display:flex;align-items:center;gap:14px;text-align:left;color:#234733;transition:transform .18s,background .2s,border-color .2s,box-shadow .2s;min-height:96px;box-shadow:0 8px 18px rgba(19,56,41,.04)}.tvb-choice:hover{transform:translateY(-2px);border-color:#aec7b3;box-shadow:0 10px 20px rgba(19,56,41,.07)}.tvb-choice.is-active{border-color:#357c58;background:linear-gradient(180deg,#f7fbf7,#edf5ef);box-shadow:0 0 0 3px rgba(53,124,88,.08),0 12px 22px rgba(19,56,41,.07)}.tvb-choice.is-active:after{content:"✓";position:absolute;right:14px;top:12px;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:#2f7b57;color:#fff;font-size:13px;font-weight:800}.tvb-choice-icon{width:46px;height:46px;flex:0 0 46px;display:grid;place-items:center;font-size:22px;background:#edf4ee;color:#24573d;border-radius:14px;border:1px solid #d6e2d8}.tvb-choice strong{display:block;font-size:15px;font-weight:780;margin-bottom:3px}.tvb-choice small{display:block;font-size:11px;color:#6a8074;line-height:1.55}
.tvb-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:18px;align-items:start}.tvb-inputs,.tvb-result{border-radius:22px;border:1px solid var(--line)}
.tvb-inputs{background:var(--paper);padding:24px 24px 18px;box-shadow:0 10px 24px rgba(17,44,31,.03)}.tvb-inputs [hidden]{display:none!important}.tvb-control{margin-bottom:24px}.tvb-control-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px}.tvb-control label{font-size:13px;line-height:1.42;font-weight:760;color:#2b4b38}.tvb-control output{white-space:nowrap;background:#eef5ef;color:#24593f;padding:6px 10px;border-radius:9px;font-size:12px;font-weight:800;border:1px solid #dde8df}.tvb input[type=range]{--pct:40%;appearance:none;-webkit-appearance:none;width:100%;height:9px;padding:0;margin:0;border:none;border-radius:99px;background:linear-gradient(90deg,#2f7b57 var(--pct),#e5ece6 var(--pct));outline:none;box-shadow:none;cursor:pointer}.tvb input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border:4px solid #2f7b57;background:#fff;border-radius:50%;box-shadow:0 3px 8px rgba(0,0,0,.14)}.tvb input[type=range]::-moz-range-thumb{width:14px;height:14px;border:4px solid #2f7b57;background:#fff;border-radius:50%}.tvb input[type=range]:focus-visible{outline:2px solid #89bf9d;outline-offset:6px}.tvb-extremes{display:flex;justify-content:space-between;margin-top:9px;color:#829688;font-size:11px}.tvb-explainer{padding:13px 15px;background:#f4f7f3;border-radius:12px;color:#60786b;line-height:1.66;font-size:12px;border:1px dashed #cfdccf}
.tvb-result{background:linear-gradient(180deg,#16324f 0%,#1f4367 100%);color:#fff;padding:24px 24px 22px;position:relative;overflow:hidden;box-shadow:0 16px 30px rgba(18,39,64,.12)}.tvb-result:before{content:"";position:absolute;right:-35px;top:-35px;width:180px;height:180px;border-radius:50%;border:28px solid rgba(255,255,255,.06)}.tvb-result .tvb-section-label{color:#b9dcc5}.tvb-result-caption{font-size:13px;color:#d4e4da;margin-top:4px}.tvb-result-number{display:flex;align-items:baseline;gap:8px;margin:8px 0 18px}.tvb-result-number strong{font-size:clamp(48px,5vw,68px);font-weight:860;line-height:1.05;letter-spacing:-.055em;color:#ffffff}.tvb-result-number span{font-size:22px;font-weight:760;color:#d4eecf}.tvb-mini-divider{height:1px;background:#ffffff2a;margin:12px 0 16px}
.tvb-result-subtitle{font-size:12px;color:#d3e0d8}.tvb-recommend{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;margin-top:8px}.tvb-recommend strong{font-size:36px;font-weight:860;color:#f4f8f5;line-height:1.12}.tvb-recommend span{font-weight:800;color:#d0e7d7}.tvb-recommend .tvb-recommend-note{font-size:11px;color:#b7d0bf;font-weight:500}.tvb-outcome{background:#ffffff14;border:1px solid #ffffff1e;border-radius:12px;padding:13px 14px;margin:18px 0 16px;font-size:12px;color:#ebf4ef}.tvb-math{display:flex;flex-direction:column;gap:4px;font-size:11px;color:#b9d1c2}.tvb-math strong{color:#edf7f1;font-weight:650}
.tvb-advice{display:flex;gap:11px;margin-top:18px;padding:18px 19px;border-radius:16px;background:linear-gradient(180deg,#fffefb,#f4f7f2);border:1px solid #dde7dc;box-shadow:0 8px 16px rgba(17,44,31,.03)}.tvb-advice-icon{width:24px;height:24px;flex:0 0 24px;border-radius:50%;background:#eaf2e8;border:1.5px solid #3c7958;display:grid;place-items:center;color:#3c7958;font-weight:bold;font-size:13px}.tvb-advice p{font-size:12px;color:#4d6959;line-height:1.68}.tvb-advice strong{color:#224f39}.tvb-footer{padding:18px 34px 22px;background:#f2f6f1;border-top:1px solid #dde7dc;font-size:11px;line-height:1.72;color:#647a6d}.tvb-footer strong{color:#31523c}
@keyframes tvb-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes tvb-shine{0%,16%{transform:translateX(-160%)}56%,100%{transform:translateX(160%)}}@keyframes tvb-dash{0%{opacity:.15;transform:translateX(-6px)}45%{opacity:1}100%{opacity:.15;transform:translateX(6px)}}@keyframes tvb-pulse{50%{box-shadow:0 0 0 8px rgba(63,155,104,.04)}}@keyframes tvb-charge{0%,20%{opacity:.24}36%,100%{opacity:1}}
@media(max-width:980px){.tvb-hero{grid-template-columns:1fr;gap:12px;padding:30px 24px 22px}.tvb-visual{min-height:190px}.tvb-energy-path{max-width:360px;margin:0 auto}.tvb-grid{grid-template-columns:1fr}.tvb-body{padding:24px 22px 22px}}
@media(max-width:680px){.tvb-choices{grid-template-columns:1fr}.tvb-source-block{left:2px;top:48px}.tvb-mini-panel{width:64px;height:88px}.tvb-route{left:108px;top:95px;gap:8px}.tvb-route span{width:14px}.tvb-storage-block{left:177px;top:38px}.tvb-big-battery{width:72px;height:122px}.tvb-battery-top{left:20px;width:28px}.tvb-battery-bars span{width:28px;height:10px}.tvb-fridge-stack{right:4px;top:86px;gap:7px}.tvb-fridge-stack b{width:38px;height:70px}.tvb-fridge-stack b:nth-child(2){height:80px}.tvb-visual-shade{left:52px;width:210px;height:20px}.tvb-result-number strong{font-size:54px}.tvb-recommend strong{font-size:32px}}
@media(max-width:420px){.tvb-hero h2{font-size:30px!important}.tvb-body{padding:20px 16px 18px}.tvb-inputs,.tvb-result{padding:18px 16px}.tvb-hero{padding:24px 16px 18px}.tvb-choice{padding:15px 15px}.tvb-choice-icon{width:40px;height:40px;flex-basis:40px;font-size:19px}.tvb-energy-path{transform:scale(.88);transform-origin:center top;height:185px}}
@media(prefers-reduced-motion:reduce){.tvb *,.tvb *:before,.tvb *:after{animation:none!important;transition:none!important}}