#tvbp-app.tvbp-app{
  --green:#527445;--green-dark:#365a34;--water:#3fa8d4;--water-soft:#e8f6fb;--text:#1d2a20;--muted:#617065;--line:#d7e0d4;--bg:#f7faf5;--white:#fff;--danger:#9c352e;--shadow:0 14px 34px rgba(39,70,42,.08);
  width:100%;padding:clamp(18px,3vw,36px);border:1px solid #dce5d9;border-radius:22px;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;box-sizing:border-box
}
#tvbp-app *{box-sizing:border-box} #tvbp-app [hidden]{display:none!important}
#tvbp-app h2,#tvbp-app h3,#tvbp-app h4,#tvbp-app p{margin-top:0}
#tvbp-app h2{font-size:clamp(28px,4vw,42px);line-height:1.12;color:var(--green);margin-bottom:10px}
#tvbp-app h3{font-size:clamp(22px,3vw,31px);line-height:1.2;color:var(--green-dark);margin-bottom:8px}
#tvbp-app h4{color:var(--green-dark);font-size:18px;margin-bottom:10px}
#tvbp-app p,#tvbp-app small{line-height:1.55;color:var(--muted)}
.tvbp-head{max-width:850px;margin-bottom:28px}.tvbp-head>p{font-size:16px;margin-bottom:0}
.tvbp-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;background:var(--water-soft);color:var(--green-dark);font-size:13px;font-weight:800;margin-bottom:12px}.tvbp-eyebrow:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--water)}
.tvbp-progress{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin:0 0 30px;padding:0;list-style:none}.tvbp-progress li{position:relative;display:flex;align-items:center;gap:8px;min-width:0;color:var(--muted);font-size:12px;font-weight:700}.tvbp-progress li:after{content:"";position:absolute;top:15px;left:32px;right:-8px;height:2px;background:var(--line)}.tvbp-progress li:last-child:after{display:none}.tvbp-progress span{position:relative;z-index:2;display:grid;place-items:center;width:31px;height:31px;flex:0 0 31px;border:2px solid var(--line);border-radius:50%;background:#fff}.tvbp-progress li.is-active span,.tvbp-progress li.is-done span{background:var(--green);border-color:var(--green);color:white}.tvbp-progress li.is-done:after{background:var(--green)}.tvbp-progress li.is-active,.tvbp-progress li.is-done{color:var(--green-dark)}
.tvbp-step{animation:tvbpIn .18s ease-out}.tvbp-step-copy{margin-bottom:22px}.tvbp-step fieldset{border:0;margin:0 0 24px;padding:0}.tvbp-step legend,.tvbp-field>label{display:block;width:100%;font-size:15px;font-weight:800;color:var(--text);margin-bottom:10px}.required:after,#tvbp-app label.required:after{content:" *";color:var(--danger)}
.tvbp-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.tvbp-options.three{grid-template-columns:repeat(3,minmax(0,1fr))}.tvbp-options.compact .tvbp-option{min-height:66px}.tvbp-option{display:grid;grid-template-columns:22px 1fr;gap:10px;min-height:78px;padding:15px;border:1px solid var(--line);border-radius:14px;background:white;cursor:pointer;transition:.16s ease}.tvbp-option:hover{transform:translateY(-1px);border-color:var(--green)}.tvbp-option.is-selected{border-color:var(--green);box-shadow:0 0 0 3px rgba(82,116,69,.13)}.tvbp-option input{width:18px;height:18px;margin:2px 0 0;accent-color:var(--green)}.tvbp-option strong{display:block;color:var(--text);font-size:14px;line-height:1.3;margin-bottom:4px}.tvbp-option small{display:block;font-size:12px;line-height:1.45}.tvbp-price-tag{display:inline-block;margin-left:6px;padding:4px 7px;border-radius:999px;background:var(--water-soft);color:var(--green-dark);font-size:12px}
.tvbp-grid{display:grid;gap:16px;margin-bottom:22px}.tvbp-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.tvbp-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.tvbp-field{min-width:0;margin-bottom:18px}.tvbp-field small{display:block;margin-top:6px;font-size:12px}
#tvbp-app input[type=text],#tvbp-app input[type=email],#tvbp-app input[type=tel],#tvbp-app input[type=number],#tvbp-app input[type=file],#tvbp-app select,#tvbp-app textarea{width:100%;min-height:46px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:white;color:var(--text);font:inherit;font-size:15px;outline:none;transition:.16s ease}#tvbp-app textarea{min-height:110px;resize:vertical}#tvbp-app input:focus,#tvbp-app select:focus,#tvbp-app textarea:focus{border-color:var(--water);box-shadow:0 0 0 3px rgba(63,168,212,.16)}
.tvbp-input-unit{position:relative}.tvbp-input-unit input{padding-right:58px!important}.tvbp-input-unit span{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--muted);font-weight:700}
.tvbp-readout{display:flex;align-items:center;min-height:46px;padding:10px 12px;border:1px solid #b9dfef;border-radius:10px;background:var(--water-soft);color:var(--green-dark);font-weight:800}
.tvbp-conditional{margin:0 0 22px;padding:16px;border-left:4px solid var(--water);border-radius:0 12px 12px 0;background:var(--water-soft)}.tvbp-conditional>p{margin-bottom:14px}.tvbp-inline-check{display:flex;gap:9px;align-items:flex-start;font-size:14px;color:var(--text);margin:10px 0 22px}.tvbp-inline-check input{width:18px;height:18px;accent-color:var(--green);margin-top:1px}.tvbp-second-brand{padding:14px;border:1px solid var(--line);border-radius:12px;background:white}
.tvbp-checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;padding:16px;border:1px solid var(--line);border-radius:12px;background:white}.tvbp-checklist span{font-size:13px;color:var(--text)}
.tvbp-info-box,.tvbp-deliverables,.tvbp-payment-note{padding:17px;border:1px solid #cfe1ca;border-radius:14px;background:white;margin:0 0 22px;box-shadow:0 3px 12px rgba(52,88,53,.04)}.tvbp-info-box strong,.tvbp-payment-note strong{color:var(--green-dark)}.tvbp-info-box p,.tvbp-payment-note p{margin:6px 0 0}.tvbp-deliverables ul{margin:0;padding-left:20px}.tvbp-deliverables li{margin:6px 0;line-height:1.45}
.tvbp-drawing-wrap{background:#eef7fb}.tvbp-drawing-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:12px}.tvbp-drawing-head p{margin:6px 0 0}.tvbp-drawing-tools{display:flex;flex-wrap:wrap;gap:7px;justify-content:flex-end}.tvbp-tool{border:1px solid var(--line);border-radius:8px;background:white;padding:8px 10px;font-size:12px;font-weight:700;cursor:pointer;color:var(--text)}.tvbp-tool.is-active{background:var(--green);color:white;border-color:var(--green)}.tvbp-canvas-shell{width:100%;overflow:auto;border:1px solid #bad9e6;border-radius:12px;background:white;margin-bottom:16px}.tvbp-canvas-shell canvas{display:block;width:100%;min-width:720px;height:auto;touch-action:none;background-color:#fff;background-image:linear-gradient(#eef2ed 1px,transparent 1px),linear-gradient(90deg,#eef2ed 1px,transparent 1px);background-size:25px 25px}
.tvbp-error{margin:0 0 18px;padding:12px 14px;border:1px solid #e3b7b3;border-radius:10px;background:#fff2f1;color:#8b302a;font-size:14px;line-height:1.5}.tvbp-nav{display:flex;align-items:center;gap:10px;justify-content:flex-end;margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}.tvbp-nav [data-back]{margin-right:auto}.tvbp-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 18px;border:1px solid var(--line);border-radius:10px;background:white;color:var(--text);font:inherit;font-size:14px;font-weight:800;cursor:pointer;transition:.16s ease}.tvbp-btn:hover{transform:translateY(-1px);border-color:var(--green)}.tvbp-btn-primary{background:var(--green);border-color:var(--green);color:white}.tvbp-btn-muted{background:#edf2ea}.tvbp-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.tvbp-summary{display:grid;gap:14px;margin-bottom:22px}.tvbp-summary-section{padding:16px;border:1px solid var(--line);border-radius:12px;background:white}.tvbp-summary-section h4{margin-bottom:10px}.tvbp-summary-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 18px}.tvbp-summary-row{font-size:13px;line-height:1.45}.tvbp-summary-row strong{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.04em;margin-bottom:2px}
.tvbp-price-card{padding:20px;border:1px solid #b9dfef;border-radius:16px;background:white;box-shadow:var(--shadow);margin-bottom:20px}.tvbp-price-card>span{display:block;color:var(--water);font-weight:800;text-transform:uppercase;letter-spacing:.05em;font-size:12px;margin-bottom:10px}.tvbp-price-line{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px dashed var(--line);font-size:14px}.tvbp-price-total{display:flex;justify-content:space-between;gap:12px;padding-top:14px;font-size:20px;color:var(--green-dark)}.tvbp-price-card>small{display:block;margin-top:10px}
.tvbp-terms{display:grid;gap:10px;margin:0 0 20px}.tvbp-terms label{display:flex;gap:10px;align-items:flex-start;padding:13px;border:1px solid var(--line);border-radius:10px;background:white;font-size:13px;line-height:1.45}.tvbp-terms input{width:18px;height:18px;flex:0 0 18px;accent-color:var(--green);margin-top:1px}.tvbp-success{padding:24px;border:1px solid #b9dfef;border-radius:18px;background:white}.tvbp-success h3{margin-bottom:12px}.tvbp-success-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.tvbp-success-box{padding:13px;border-radius:10px;background:var(--bg)}
@keyframes tvbpIn{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
@media(max-width:900px){.tvbp-progress{grid-template-columns:repeat(7,31px);justify-content:space-between}.tvbp-progress small{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.tvbp-progress li:after{left:31px;right:auto;width:calc((100vw - 170px)/6);max-width:100px}.tvbp-options.three{grid-template-columns:repeat(2,minmax(0,1fr))}.tvbp-drawing-head{flex-direction:column}.tvbp-drawing-tools{justify-content:flex-start}}
@media(max-width:700px){#tvbp-app.tvbp-app{padding:18px;border-radius:16px}.tvbp-options,.tvbp-options.three,.tvbp-grid.two,.tvbp-grid.three,.tvbp-summary-grid,.tvbp-checklist,.tvbp-success-grid{grid-template-columns:1fr}.tvbp-nav{flex-wrap:wrap}.tvbp-nav [data-back]{margin-right:0}.tvbp-btn{width:100%}.tvbp-progress li:after{width:calc((100vw - 150px)/6)}.tvbp-canvas-shell canvas{min-width:650px}}
@media(prefers-reduced-motion:reduce){.tvbp-step{animation:none}.tvbp-option,.tvbp-btn{transition:none}}

/* v1.0.2 usability improvements */
.tvbp-confirm-card{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:flex-start;margin:16px 0 24px;padding:18px 20px;border:2px solid #bfd0b8;border-radius:14px;background:#f1f6ee;color:var(--text);cursor:pointer;box-shadow:0 1px 0 rgba(0,0,0,.02)}
.tvbp-confirm-card input{width:26px;height:26px;margin:2px 0 0;accent-color:var(--green)}
.tvbp-confirm-card strong{display:block;font-size:16px;line-height:1.35;color:var(--green-dark)}
.tvbp-confirm-card small{display:block;margin-top:5px;color:var(--muted);font-size:13px;line-height:1.45}
.tvbp-dim-overlay{position:fixed;inset:0;z-index:999999;display:grid;place-items:center;padding:18px;background:rgba(15,25,18,.58)}
.tvbp-dim-modal{width:min(520px,100%);padding:22px;border-radius:18px;background:#fff;box-shadow:0 20px 70px rgba(0,0,0,.28)}
.tvbp-dim-modal h3{margin:0 0 7px!important;font-size:22px!important}.tvbp-dim-modal p{margin:0 0 16px;color:var(--muted);line-height:1.5}
.tvbp-dim-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.tvbp-dim-modal label{display:block;font-weight:800;font-size:14px}.tvbp-dim-modal input{width:100%;margin-top:7px;min-height:46px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:inherit}
.tvbp-dim-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}.tvbp-dim-error{margin-top:10px;color:#8b302a;font-weight:700;font-size:13px}
@media(max-width:600px){.tvbp-dim-grid{grid-template-columns:1fr}.tvbp-confirm-card{grid-template-columns:30px 1fr;padding:16px}.tvbp-confirm-card input{width:24px;height:24px}}