::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: #0f172a; }
::-webkit-scrollbar-thumb { background: #1e293b; border-radius: 10px; border: 2px solid #0f172a; }
::-webkit-scrollbar-thumb:hover { background: #334155; }

.no-select { -webkit-user-select: none; -moz-user-select: none; -ms-user-select: none; user-select: none; }

.course-card { background: transparent; border-radius: 0.75rem; display: flex; flex-direction: column; transition: all 0.3s ease; }
.course-card:hover { transform: translateY(-7px); }

/* Video Card (No Watermark) */
.video-card { background: #1e293b; border: 1px solid rgba(255,255,255,0.1); border-radius: 10px; overflow: hidden; transition: 0.3s; position: relative; }
.video-card:hover { transform: scale(1.02); border-color: rgba(168, 85, 247, 0.5); }
.video-card iframe { width: 100%; height: 200px; border: none; }
.video-card p { padding: 12px; font-weight: bold; color: #cbd5e1; font-size: 0.9rem; background: rgba(0,0,0,0.2); }

.tool-card { background: rgba(30, 41, 59, 0.4); backdrop-filter: blur(10px); border: 1px solid rgba(255, 255, 255, 0.1); padding: 2rem; border-radius: 1.2rem; transition: 0.3s; cursor: pointer; height: 100%; display: flex; flex-direction: column; }
.tool-card:hover { background: rgba(30, 41, 59, 0.6); border-color: rgba(168, 85, 247, 0.5); transform: translateY(-6px) scale(1.02); box-shadow: 0 10px 20px rgba(0,0,0,0.3); }

.ph-lock-key { transition: 0.3s; }
.group:hover .ph-lock-key { color: #ef4444; transform: scale(1.1); }

.marquee-container { width: 100%; overflow: hidden; position: relative; white-space: nowrap; }
.marquee-content { display: inline-flex; animation: scroll 35s linear infinite; }
.marquee-item { display: inline-block; width: 260px; height: 145px; margin-right: 1.5rem; border-radius: 0.8rem; overflow: hidden; position: relative; border: 1px solid rgba(255, 255, 255, 0.08); transition: 0.3s; }
.marquee-item img { width: 100%; height: 100%; object-fit: cover; opacity: 0.8; transition: 0.3s; }
.marquee-item:hover { border-color: rgba(168, 85, 247, 0.6); transform: scale(1.02); }
.marquee-item:hover img { opacity: 1; }
@keyframes scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.marquee-container:hover .marquee-content { animation-play-state: paused; }

.marquee-text-container { width: 100%; overflow: hidden; white-space: nowrap; }
.marquee-text { display: inline-block; animation: scroll-text 25s linear infinite; padding-left: 100%; }
@keyframes scroll-text { 0% { transform: translateX(0); } 100% { transform: translateX(-100%); } }

.telegram-btn { position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px; background: #0088cc; color: white; border-radius: 50%; display: flex; justify-content: center; align-items: center; font-size: 32px; box-shadow: 0 10px 20px rgba(0, 136, 204, 0.3); z-index: 999; transition: 0.3s; border: 2px solid rgba(255, 255, 255, 0.1); }
.telegram-btn:hover { transform: scale(1.1) translateY(-5px); background: #0099e6; }

.generator-grid { display: grid; grid-template-columns: repeat(1, 1fr); gap: 1rem; }
@media (min-width: 768px) { .generator-grid { grid-template-columns: repeat(2, 1fr); } }
.gen-input { width: 100%; background: #0f172a; border: 1px solid rgba(255, 255, 255, 0.1); color: white; padding: 10px 15px; border-radius: 8px; font-size: 0.875rem; outline: none; transition: 0.3s; }
.gen-input:focus { border-color: #a855f7; box-shadow: 0 0 0 2px rgba(168, 85, 247, 0.2); }
.gen-label { display: block; font-size: 0.75rem; color: #94a3b8; font-weight: 700; text-transform: uppercase; margin-bottom: 5px; }
.full-width { grid-column: 1 / -1; }
.val-table { width: 100%; border-collapse: collapse; }
.val-table th { text-align: left; padding: 10px; border-bottom: 1px solid rgba(255,255,255,0.1); color: #94a3b8; font-size: 0.75rem; text-transform: uppercase; }
.val-table td { padding: 10px; border-bottom: 1px solid rgba(255,255,255,0.05); font-size: 0.8rem; }
.status-valid { color: #4ade80; background: rgba(74, 222, 128, 0.1); padding: 2px 6px; border-radius: 4px; }
.status-invalid { color: #f87171; background: rgba(248, 113, 113, 0.1); padding: 2px 6px; border-radius: 4px; }