.gmail-campaign-ui,.gmail-campaign-ui *,.gmail-campaign-ui *:before,.gmail-campaign-ui *:after{box-sizing:border-box}.gmail-campaign-ui{--gcu-primary: #2563eb;--gcu-primary-hover: #1d4ed8;--gcu-background: #ffffff;--gcu-background-alt: #f8fafc;--gcu-text: #1e293b;--gcu-text-muted: #64748b;--gcu-border: #e2e8f0;--gcu-success: #059669;--gcu-danger: #dc2626;--gcu-radius: 8px;--gcu-font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--gcu-gap: 1rem;--gcu-gap-lg: 1.5rem;display:flex;flex-direction:column;gap:var(--gcu-gap-lg);font-family:var(--gcu-font);color:var(--gcu-text);background:var(--gcu-background);max-width:640px;margin:0 auto;padding:1.25rem;border-radius:var(--gcu-radius);border:1px solid var(--gcu-border);box-shadow:0 1px 3px #0000000f}.gmail-campaign-ui .trix-editor{background:#fff}.gmail-campaign-ui .campaign-header-row{display:flex;align-items:center;justify-content:space-between;gap:var(--gcu-gap);margin-bottom:.5rem}.gmail-campaign-ui .campaign-header-row h1{margin:0;flex:1;min-width:0}.gmail-campaign-ui .campaign-logo{width:60px;height:60px;object-fit:contain;flex-shrink:0}.gmail-campaign-ui h1{font-size:1.5rem;margin:0 0 .5rem;color:var(--gcu-text)}.gmail-campaign-ui h2{font-size:1.125rem;margin:0 0 .5rem;color:var(--gcu-text)}.gmail-campaign-ui h3{font-size:1rem;margin:0 0 .5rem;color:var(--gcu-text)}.gmail-campaign-ui .by-whom{color:var(--gcu-text-muted);font-size:.9375rem;margin-bottom:var(--gcu-gap)}.gmail-campaign-ui .campaign-description{padding:1rem;background:var(--gcu-background-alt);border-radius:var(--gcu-radius);border:1px solid var(--gcu-border)}.gmail-campaign-ui .email-block{display:flex;flex-direction:column;border:1px solid var(--gcu-border);border-radius:var(--gcu-radius);background:var(--gcu-background);overflow:hidden}.gmail-campaign-ui .email-block__header{display:flex;flex-direction:column;gap:.25rem;padding:1rem 1.25rem;background:var(--gcu-background-alt);border-bottom:1px solid var(--gcu-border)}.gmail-campaign-ui .email-block__header h2{margin:0}.gmail-campaign-ui .email-block__intro{font-size:.9375rem;color:var(--gcu-text-muted);margin:0}.gmail-campaign-ui .email-block__content{display:flex;flex-direction:column;gap:var(--gcu-gap);padding:1.25rem}.gmail-campaign-ui .email-block__content--preview,.gmail-campaign-ui .email-block--preview .email-block__content{padding:1.25rem}.gmail-campaign-ui .email-block__title{margin:0 0 .75rem;font-size:.9375rem;color:var(--gcu-text-muted);font-weight:600}.gmail-campaign-ui .email-block__subject{margin:0 0 .75rem;font-size:.9375rem}.gmail-campaign-ui .transparency-item{display:flex;flex-direction:column;gap:.25rem}.gmail-campaign-ui .transparency-item pre,.gmail-campaign-ui .transparency-item .body-preview{background:var(--gcu-background-alt);padding:.75rem;border-radius:6px;overflow-x:auto;font-size:.9375rem;border:1px solid var(--gcu-border);margin:0}.gmail-campaign-ui .transparency-item ul{margin:0;padding-left:1.25rem}.gmail-campaign-ui .hint{font-size:.875rem;color:var(--gcu-text-muted);margin:0}.gmail-campaign-ui .form-section{display:flex;flex-direction:column;gap:var(--gcu-gap)}.gmail-campaign-ui .form-section__privacy{font-size:.875rem;color:var(--gcu-text-muted);margin:0;line-height:1.45}.gmail-campaign-ui .form-section__consent{font-size:.875rem;color:var(--gcu-text-muted);margin:0 0 .25rem;line-height:1.45}.gmail-campaign-ui .form-section form{display:flex;flex-direction:column;gap:var(--gcu-gap)}.gmail-campaign-ui .form-section .field,.gmail-campaign-ui .preview-section .field{display:flex;flex-direction:column;gap:.25rem;margin:0}.gmail-campaign-ui .form-section label,.gmail-campaign-ui .preview-section label{font-weight:500}.gmail-campaign-ui input[type=text],.gmail-campaign-ui input[type=email],.gmail-campaign-ui textarea{width:100%;max-width:100%;padding:.5rem .75rem;border:1px solid var(--gcu-border);border-radius:6px;font-size:1rem;font-family:inherit;background:var(--gcu-background);color:var(--gcu-text)}.gmail-campaign-ui input:focus,.gmail-campaign-ui textarea:focus{outline:none;border-color:var(--gcu-primary);box-shadow:0 0 0 2px #2563eb26}.gmail-campaign-ui .btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border:none;border-radius:6px;font-size:1rem;font-weight:500;cursor:pointer;font-family:inherit;transition:background .15s;align-self:flex-start}.gmail-campaign-ui .btn-primary{background:var(--gcu-primary);color:#fff}.gmail-campaign-ui .btn-primary:hover{background:var(--gcu-primary-hover)}.gmail-campaign-ui .btn-send{background:var(--gcu-success);color:#fff}.gmail-campaign-ui .btn-send:hover:not(:disabled){filter:brightness(1.05)}.gmail-campaign-ui .btn:disabled{opacity:.7;cursor:not-allowed}.gmail-campaign-ui .notice{color:#065f46;background:#d1fae5;padding:.75rem 1rem;border-radius:6px;margin:0}.gmail-campaign-ui .alert{color:#991b1b;background:#fee2e2;padding:.75rem 1rem;border-radius:6px;margin:0}.gmail-campaign-ui .campaign-thank-you{color:var(--gcu-success);font-size:1.125rem;margin:0}.gmail-campaign-ui .preview-section{display:flex;flex-direction:column;gap:var(--gcu-gap)}.gmail-campaign-ui .preview-section__connected{color:var(--gcu-text-muted);font-size:.9375rem;margin:0}.gmail-campaign-ui .preview-section form{display:flex;flex-direction:column;gap:var(--gcu-gap)}.gmail-campaign-ui .preview-box{border:1px solid var(--gcu-border);border-radius:6px;padding:1rem;background:var(--gcu-background-alt)}.gmail-campaign-ui .preview-body{font-size:.9375rem;line-height:1.5}.gmail-campaign-ui .preview-body--html p{margin:.5rem 0}.gmail-campaign-ui .errors ul{color:var(--gcu-danger);margin:0;padding-left:1.25rem}.gmail-campaign-ui .attachment-list{list-style:none;padding-left:0;margin:0;display:flex;flex-direction:column;gap:.5rem}.gmail-campaign-ui .attachment-list a{color:var(--gcu-primary);text-decoration:none}.gmail-campaign-ui .attachment-list a:hover{text-decoration:underline}.gmail-campaign-ui .attachment-image{max-width:100%;max-height:200px;border-radius:4px;border:1px solid var(--gcu-border);margin-top:.5rem}.gmail-campaign-ui .campaign-container{display:flex;flex-direction:column;gap:var(--gcu-gap-lg);position:relative}.gmail-campaign-ui .sending-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;display:flex;align-items:center;justify-content:center;padding:1.5rem}.gmail-campaign-ui .sending-overlay__backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.gmail-campaign-ui .sending-overlay__card{display:flex;flex-direction:column;align-items:center;position:relative;background:var(--gcu-background);border:1px solid var(--gcu-border);border-radius:var(--gcu-radius);box-shadow:0 25px 50px -12px #00000040;padding:2rem 2.5rem;min-width:280px}.gmail-campaign-ui .sending-overlay__spinner{width:48px;height:48px;margin:0 0 1.25rem;border:3px solid var(--gcu-border);border-top-color:var(--gcu-primary);border-radius:50%;animation:gcu-spin .8s linear infinite}@keyframes gcu-spin{to{transform:rotate(360deg)}}.gmail-campaign-ui .sending-overlay__title{margin:0 0 .5rem;font-size:1.25rem;font-weight:600;color:var(--gcu-text)}.gmail-campaign-ui .sending-overlay__hint{margin:0;font-size:.9375rem;color:var(--gcu-text-muted)}.gmail-campaign-ui .result-container{display:flex;flex-direction:column;gap:var(--gcu-gap)}.gmail-campaign-ui .result-container h2,.gmail-campaign-ui .result-container .summary,.gmail-campaign-ui .result-container .errors{margin:0}.gmail-campaign-ui .result-container .errors h3{margin:0 0 .25rem}