*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#f0f2f5;--card:#fff;--text:#1a1a2e;--text2:#555;--primary:#4f46e5;--primary2:#7c3aed;--grad:linear-gradient(135deg,#4f46e5,#7c3aed);--shadow:0 4px 24px rgba(0,0,0,.08);--radius:16px;--border:#e5e7eb;--success:#10b981;--input-bg:#f9fafb}

.fb-caption-generator-wrapper {
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  transition:background .3s,color .3s;
}
.fb-caption-generator-wrapper .container{max-width:800px;margin:0 auto;padding:20px}
.fb-caption-generator-wrapper header{text-align:center;padding:40px 20px 20px;position:relative}
.fb-caption-generator-wrapper h2{font-size:clamp(1.8rem,5vw,2.8rem);font-weight:800;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px}
.fb-caption-generator-wrapper .subtitle{color:var(--text2);font-size:clamp(.9rem,2.5vw,1.1rem);max-width:600px;margin:0 auto 12px}

.fb-caption-generator-wrapper .card{background:var(--card);border-radius:var(--radius);padding:28px;margin-bottom:20px;box-shadow:var(--shadow);border:1px solid var(--border);transition:background .3s,border .3s}
.fb-caption-generator-wrapper .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.fb-caption-generator-wrapper .form-grid{grid-template-columns:1fr}}
.fb-caption-generator-wrapper .form-group{display:flex;flex-direction:column;gap:6px}
.fb-caption-generator-wrapper .form-group.full{grid-column:1/-1}
.fb-caption-generator-wrapper label{font-weight:600;font-size:.875rem;color:var(--text)}
.fb-caption-generator-wrapper input[type="text"],
.fb-caption-generator-wrapper select,
.fb-caption-generator-wrapper textarea{width:100%;padding:12px 16px;border:2px solid var(--border);border-radius:12px;font-size:1rem;font-family:inherit;background:var(--input-bg);color:var(--text);transition:border .3s,box-shadow .3s;outline:none}
.fb-caption-generator-wrapper input:focus,
.fb-caption-generator-wrapper select:focus,
.fb-caption-generator-wrapper textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(79,70,229,.15)}
.fb-caption-generator-wrapper textarea{resize:vertical;min-height:80px}
.fb-caption-generator-wrapper .toggle-row{display:flex;gap:24px;flex-wrap:wrap;align-items:center}
.fb-caption-generator-wrapper .toggle-item{display:flex;align-items:center;gap:10px;cursor:pointer}
.fb-caption-generator-wrapper .toggle-item span{font-weight:500;font-size:.9rem}
.fb-caption-generator-wrapper .switch{position:relative;width:48px;height:26px;display:inline-block}
.fb-caption-generator-wrapper .switch input{opacity:0;width:0;height:0}
.fb-caption-generator-wrapper .slider{position:absolute;inset:0;background:#ccc;border-radius:26px;transition:.3s;cursor:pointer}
.fb-caption-generator-wrapper .slider::before{content:'';position:absolute;height:20px;width:20px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.3s}
.fb-caption-generator-wrapper .switch input:checked+.slider{background:var(--primary)}
.fb-caption-generator-wrapper .switch input:checked+.slider::before{transform:translateX(22px)}
.fb-caption-generator-wrapper .btn-generate{width:100%;padding:16px;background:var(--grad);color:#fff;border:none;border-radius:12px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:all .3s;position:relative;overflow:hidden;font-family:inherit}
.fb-caption-generator-wrapper .btn-generate:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(79,70,229,.35)}
.fb-caption-generator-wrapper .btn-generate:active{transform:translateY(0)}
.fb-caption-generator-wrapper .btn-generate:disabled{opacity:.7;cursor:not-allowed;transform:none}
.fb-caption-generator-wrapper .btn-generate .spinner{display:none;width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;margin:0 auto}
.fb-caption-generator-wrapper .btn-generate.loading .btn-text{display:none}
.fb-caption-generator-wrapper .btn-generate.loading .spinner{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.fb-caption-generator-wrapper .results-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:16px}
.fb-caption-generator-wrapper .results-header h2{font-size:1.3rem;font-weight:700}
.fb-caption-generator-wrapper .results-actions{display:flex;gap:8px;flex-wrap:wrap}
.fb-caption-generator-wrapper .btn-sm{padding:8px 16px;border-radius:8px;border:1px solid var(--border);background:var(--card);color:var(--text);font-size:.8rem;font-weight:600;cursor:pointer;transition:all .2s;font-family:inherit;display:flex;align-items:center;gap:6px}
.fb-caption-generator-wrapper .btn-sm:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.fb-caption-generator-wrapper .caption-card{background:var(--input-bg);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:12px;animation:fadeUp .4s ease;transition:background .3s,border .3s}
.fb-caption-generator-wrapper .caption-card:hover{border-color:var(--primary)}
.fb-caption-generator-wrapper .caption-text{font-size:.95rem;line-height:1.7;white-space:pre-wrap;margin-bottom:12px}
.fb-caption-generator-wrapper .caption-meta{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.fb-caption-generator-wrapper .char-count{font-size:.75rem;color:var(--text2)}
.fb-caption-generator-wrapper .caption-actions{display:flex;gap:6px}
.fb-caption-generator-wrapper .btn-icon{padding:6px 12px;border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--text2);cursor:pointer;font-size:.78rem;font-weight:500;transition:all .2s;font-family:inherit;display:flex;align-items:center;gap:4px}
.fb-caption-generator-wrapper .btn-icon:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.fb-caption-generator-wrapper .btn-icon.copied{background:var(--success);color:#fff;border-color:var(--success)}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.fb-caption-generator-wrapper .shimmer-card{height:100px;border-radius:12px;background:linear-gradient(90deg,var(--input-bg) 25%,var(--border) 50%,var(--input-bg) 75%);background-size:200% 100%;animation:shimmer 1.2s infinite;margin-bottom:12px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.fb-caption-generator-wrapper .history-section{margin-top:8px}
.fb-caption-generator-wrapper .history-section h3{font-size:1rem;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.fb-caption-generator-wrapper .history-item{background:var(--input-bg);border:1px solid var(--border);border-radius:10px;padding:12px;margin-bottom:8px;cursor:pointer;transition:all .2s}
.fb-caption-generator-wrapper .history-item:hover{border-color:var(--primary)}
.fb-caption-generator-wrapper .history-item .hi-topic{font-weight:600;font-size:.85rem}
.fb-caption-generator-wrapper .history-item .hi-meta{font-size:.75rem;color:var(--text2);margin-top:4px}
.fb-caption-generator-wrapper .seo-content{margin-top:32px;padding:28px;background:var(--card);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow)}
.fb-caption-generator-wrapper .seo-content h2{font-size:1.4rem;font-weight:700;margin-bottom:12px}
.fb-caption-generator-wrapper .seo-content h3{font-size:1.1rem;font-weight:600;margin:16px 0 8px}
.fb-caption-generator-wrapper .seo-content p,.fb-caption-generator-wrapper .seo-content li{color:var(--text2);font-size:.9rem;margin-bottom:8px}
.fb-caption-generator-wrapper .seo-content ul{padding-left:20px}
.fb-caption-generator-wrapper .toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);background:#1a1a2e;color:#fff;padding:12px 24px;border-radius:10px;font-size:.9rem;font-weight:500;transition:transform .3s;z-index:999;box-shadow:0 8px 30px rgba(0,0,0,.2)}
.fb-caption-generator-wrapper .toast.show{transform:translateX(-50%) translateY(0)}

.fb-caption-generator-wrapper .hidden{display:none!important}