/* ===== buttons.css — সাইটের সব বাটনের স্টাইল (এক জায়গায়) =====
   নতুন পেজে বাটন লাগলে শুধু ক্লাস বসান:
   <a class="btn btn-primary">…</a>  <button class="btn btn-outline">…</button>  .btn-sm (ছোট)  .btn-block (পুরো চওড়া) */

/* --- সাধারণ বাটন --- */
.btn{min-height:44px;padding:0 26px;border-radius:30px;display:inline-flex;align-items:center;justify-content:center;gap:6px;font-weight:500;text-decoration:none;line-height:1.2;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{box-shadow:0 8px 20px rgba(108,92,231,.35);transform:translateY(-2px)}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(108,92,231,.35)}
.btn-grad:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(108,92,231,.45)}
.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}
.btn-outline:hover{background:var(--primary-soft)}
.btn-ghost{background:var(--bg);color:var(--text);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn-sm{min-height:38px;padding:0 18px;font-size:.92rem}
.btn-block{display:flex;width:100%}
.btn[disabled]{opacity:.55;pointer-events:none}

/* --- গোল আইকন বাটন --- */
.icon-btn{width:44px;height:44px;border-radius:50%;background:var(--bg);color:var(--text);display:inline-flex;align-items:center;justify-content:center;text-decoration:none;transition:background .2s,color .2s}
.icon-btn:hover{background:var(--primary-soft);color:var(--primary)}
.icon-btn .material-icons{font-size:22px}

/* --- কোট কার্ডের বাটন (কপি / ডাউনলোড / শেয়ার) --- */
.qc-btn{width:42px;height:42px;border-radius:50%;background:transparent;color:#4b5563;display:inline-flex;align-items:center;justify-content:center;transition:background .2s,color .2s}
.qc-btn:hover,.qc-btn:focus-visible{background:rgba(0,0,0,.08);color:#111}
.qc-btn .material-icons{font-size:20px}

/* --- ক্যাটাগরি / কলাম বাছাই --- */
.cat-btn{flex:0 0 auto;min-height:44px;padding:0 18px;border-radius:30px;background:var(--surface);color:var(--text);border:1px solid var(--border);white-space:nowrap;transition:.2s}
.cat-btn:hover{border-color:var(--primary)}
.cat-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.cat-btn small{opacity:.6;margin-left:6px;font-size:.75rem}
.more-btn{display:inline-flex;align-items:center;gap:2px}
.vb-btn{min-width:44px;min-height:40px;padding:0 14px;border-radius:24px;background:var(--surface);color:var(--text);border:1px solid var(--border);font-weight:600}
.vb-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.search-clear{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;background:transparent;color:var(--muted);display:inline-flex;align-items:center;justify-content:center}

/* --- "আরও দেখুন" --- */
.btn-more{min-height:52px;padding:0 32px;border-radius:40px;color:#fff;font-weight:600;background:var(--grad);box-shadow:0 8px 22px rgba(108,92,231,.35);display:inline-flex;align-items:center;gap:8px;transition:transform .2s,box-shadow .2s}
.btn-more:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(108,92,231,.45)}
.btn-more:active{transform:scale(.97)}
.btn-more .material-icons{transition:transform .25s}
.btn-more:hover .material-icons{transform:translateY(3px)}

/* --- ছবি ডাউনলোড উইন্ডোর বাটন --- */
.dl-sw,.dl-custom{width:38px;height:38px;border-radius:50%;border:2px solid rgba(127,127,127,.35);flex:0 0 auto}
.dl-sw.active,.dl-custom.active{outline:3px solid var(--primary);outline-offset:2px}
.dl-custom{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;background:conic-gradient(#f43f5e,#f59e0b,#84cc16,#06b6d4,#6366f1,#d946ef,#f43f5e)}
.dl-custom input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}
.dl-custom .material-icons{font-size:18px;color:#fff;pointer-events:none;filter:drop-shadow(0 1px 2px rgba(0,0,0,.5))}
.dl-sec-btn{min-height:40px;padding:0 16px;border-radius:24px;display:inline-flex;align-items:center;gap:6px;font-size:.9rem;background:var(--bg);color:var(--text);border:1.5px dashed rgba(127,127,127,.55)}
.dl-sec-btn .material-icons{font-size:20px}
.dl-sec-btn:hover{border-color:var(--primary);color:var(--primary)}
.dl-sec-btn.dl-remove{border-style:solid;border-color:rgba(127,127,127,.35)}
.dl-chip{min-height:38px;padding:0 16px;border-radius:22px;background:var(--bg);color:var(--text);border:1.5px solid var(--border);font-size:.9rem;transition:.2s}
.dl-chip:hover{border-color:var(--primary)}
.dl-chip.active{background:var(--primary);border-color:var(--primary);color:#fff}
.emoji-btn{width:42px;height:42px;border-radius:12px;background:var(--bg);font-size:1.5rem;line-height:1;display:inline-flex;align-items:center;justify-content:center;transition:transform .15s,background .15s}
.emoji-btn:hover{background:var(--primary-soft);transform:scale(1.12)}

/* --- ভাসমান বাটন (ডান পাশে): উপরে শেয়ার, নিচে "উপরে যান" --- */
.float-stack{position:fixed;right:max(18px,env(safe-area-inset-right));bottom:max(24px,env(safe-area-inset-bottom));z-index:30;width:50px;height:50px}
.float-btn{position:absolute;right:0;bottom:0;width:50px;height:50px;border-radius:50%;color:#fff;display:inline-flex;align-items:center;justify-content:center;transition:opacity .3s,transform .3s,visibility 0s,box-shadow .2s}
.float-btn .material-icons{font-size:26px}
.float-share{background:var(--grad-warm);box-shadow:0 8px 22px rgba(255,107,157,.45)}
.float-share:hover{box-shadow:0 12px 28px rgba(255,107,157,.6)}
.float-top{background:var(--grad);box-shadow:0 8px 22px rgba(108,92,231,.45);opacity:0;visibility:hidden;transform:translateY(16px);transition:opacity .3s,transform .3s,visibility 0s .3s}
.float-top .material-icons{font-size:28px}
.float-stack.has-top .float-top{opacity:1;visibility:visible;transform:none;transition-delay:0s}
.float-stack.has-top .float-top:hover{transform:translateY(-4px)}
.float-stack.has-top .float-share{transform:translateY(-62px)}
.float-stack.has-top .float-share:hover{transform:translateY(-66px)}
/* শেয়ার মেনু */
.share-menu{position:absolute;right:0;bottom:62px;width:min(250px,calc(100vw - 36px));padding:10px;border-radius:18px;background:var(--surface);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow);transform-origin:bottom right;animation:shareIn .2s ease}
.float-stack.has-top .share-menu{bottom:124px}
.share-title{font-size:.85rem;color:var(--muted);padding:4px 10px 8px}
.share-item{display:flex;align-items:center;gap:12px;width:100%;min-height:46px;padding:0 10px;border-radius:12px;background:none;color:var(--text);text-decoration:none;font-size:.95rem;text-align:left;transition:background .2s}
.share-item:hover,.share-item:focus-visible{background:var(--bg)}
.share-dot{width:32px;height:32px;border-radius:50%;flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.95rem;line-height:1}
.share-dot .material-icons{font-size:18px}
@keyframes shareIn{from{opacity:0;transform:translateY(8px) scale(.96)}to{opacity:1;transform:none}}
@media (max-width:560px){.float-stack,.float-btn{width:46px;height:46px}.float-stack{right:max(14px,env(safe-area-inset-right));bottom:max(18px,env(safe-area-inset-bottom))}.float-stack.has-top .float-share{transform:translateY(-58px)}.float-stack.has-top .float-share:hover{transform:translateY(-62px)}.share-menu{bottom:58px}.float-stack.has-top .share-menu{bottom:116px}}
.sd-fb{background:#1877f2}.sd-wa{background:#25d366}.sd-x{background:#111}.sd-tg{background:#229ed9}.sd-cp{background:var(--grad)}