:root{--bg-primary:#0a0f1d;--bg-card:rgba(18,26,43,0.75);--bg-input:rgba(13,19,33,0.85);--border-subtle:rgba(255,255,255,0.08);--border-focus:#25d366;--text-main:#f8fafc;--text-muted:#94a3b8;--accent-wa:#25d366;--accent-wa-hover:#20bd5a;--accent-glow:rgba(37,211,102,0.25);--card-radius:20px;--transition:all 0.2s cubic-bezier(0.4,0,0.2,1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Plus Jakarta Sans,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-primary);background-image:radial-gradient(circle at 15% 15%,rgba(37,211,102,.08) 0,transparent 40%),radial-gradient(circle at 85% 85%,rgba(18,140,126,.08) 0,transparent 45%);background-attachment:fixed;color:var(--text-main);min-height:100vh;align-items:center;justify-content:flex-start;padding:32px 16px;line-height:1.5;-webkit-font-smoothing:antialiased}.main-container,body{display:flex;flex-direction:column}.main-container{width:100%;max-width:580px;gap:20px}.header-wrapper{justify-content:space-between;padding:0 4px}.brand-info,.header-wrapper{display:flex;align-items:center}.brand-info{gap:12px}.brand-icon{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#25d366,#128c7e);display:flex;align-items:center;justify-content:center;color:#ffffff;box-shadow:0 8px 20px var(--accent-glow)}.brand-title{font-size:1.35rem;font-weight:800;letter-spacing:-.02em;background:linear-gradient(90deg,#ffffff 60%,#a7f3d0);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.brand-subtitle{font-size:.8rem;color:var(--text-muted);font-weight:500}.header-actions{gap:8px}.btn-settings,.header-actions{display:flex;align-items:center}.btn-settings{background:rgba(255,255,255,.06);border:1px solid var(--border-subtle);color:#cbd5e1;padding:6px 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88px;font-size:1.15rem;font-weight:600;color:#ffffff;outline:none;letter-spacing:.05em;transition:var(--transition)}.phone-input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-glow);background:rgba(13,19,33,1)}.phone-input::placeholder{color:#475569;letter-spacing:normal;font-weight:400}.textarea-input{width:100%;background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:12px;padding:14px;font-size:.95rem;color:#ffffff;outline:none;resize:vertical;min-height:110px;font-family:inherit;line-height:1.5;transition:var(--transition)}.textarea-input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-glow);background:rgba(13,19,33,1)}.textarea-actions{display:flex;justify-content:space-between;align-items:center;font-size:.75rem;color:var(--text-muted)}.btn-text{background:none;border:none;color:#38bdf8;cursor:pointer;font-size:.75rem;font-weight:500;padding:2px 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