:root {
  --bg-start: #0f1419;
  --bg-end: #1a237e;
  --primary-orange: #ff9800;
  --primary-orange-dark: #ff6f00;
  --text-primary: #ffffff;
  --text-secondary: #ffcc80;
  --card-bg: rgba(15, 20, 25, 0.9);
  --card-border: rgba(255, 152, 0, 0.2);
  --card-shadow: rgba(0, 0, 0, 0.5);
  --input-bg: rgba(255, 255, 255, 0.05);
  --input-border: rgba(255, 152, 0, 0.3);
  --input-focus-shadow: rgba(255, 152, 0, 0.3);
}

/* <<< === تم تعديل هذا الجزء بالكامل === >>> */
.header {
  text-align: center; /* توسيط كل حاجة جوه الهيدر */
  margin-bottom: 20px;
}

.header .logo-img {
  max-width: 250px;
  height: auto;
  margin-bottom: 10px;
}
.header .app-title {
  font-size: 28px;
  color: var(--text-secondary);
  font-weight: 700;
  margin-bottom: 25px;
}

.settings-btn {
  display: block;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin: 0 auto 30px auto;
  background: rgba(15, 20, 25, 0.9);
  color: var(--primary-orange);
  padding: 10px 20px;
  border-radius: 20px;
  font-size: 14px;
  border: 1px solid var(--input-border);
  cursor: pointer;
  transition: all 0.3s ease;
}
.settings-btn:hover {
  background: rgba(255, 152, 0, 0.2);
  border-color: var(--primary-orange);
}


/* ... (باقي الملف زي ما هو بدون أي تغيير) ... */
.panel {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 15px;
  padding: 30px;
  margin: 15px 0;
}
label {
  display: block;
  margin: 15px 0 8px;
  color: var(--primary-orange);
  font-weight: 600;
}
input, select, textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--input-border);
  border-radius: 8px;
  background: var(--input-bg);
  color: var(--text-primary);
  font-size: 16px;
  margin-bottom: 20px;
}
button {
  border: none;
  padding: 15px 40px;
  border-radius: 25px;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  margin: 5px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-orange-dark) 100%);
  color: var(--text-primary);
}
.btn-secondary {
  background: linear-gradient(135deg, #37474f 0%, #546e7a 100%);
  color: var(--text-primary);
}
.btn-custom {
  background: linear-gradient(135deg, #0288d1 0%, #03a9f4 100%);
  color: var(--text-primary);
}
.action-btn {
  background: var(--input-bg);
  color: var(--text-secondary);
  border: 1px solid var(--input-border);
  padding: 10px 22px;
}
.video-player {
  width: 100%;
  height: 320px;
  background: var(--input-bg);
  border-radius: 12px;
  margin: 20px 0;
  display: flex;
  justify-content: center;
  align-items: center;
}
.options {
  background: rgba(255, 152, 0, 0.1);
  padding: 20px;
  border-radius: 10px;
  margin: 20px 0;
  display: none;
}
.result-area {
  margin-top: 30px;
  padding: 30px;
  background: var(--card-bg);
  border-radius: 15px;
  display: none;
}
.result-area #output {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 10px;
    white-space: pre-wrap;
    text-align: right;
}
.result-actions {
  margin-top: 15px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  justify-content: center;
  align-items: center;
}
.modal-content {
  background: var(--card-bg);
  padding: 30px;
  border-radius: 16px;
  width: 90%;
  max-width: 500px;
}
.modal-content h3 {
  color: var(--primary-orange);
  margin-bottom: 15px;
}
.loading-spinner {
  border: 5px solid rgba(255, 255, 255, 0.2);
  border-top: 5px solid var(--primary-orange);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin: 20px auto;
}
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
.footer {
  text-align: center;
  color: #8a96a8;
  font-size: 14px;
  margin-top: auto;
  padding: 25px;
  border-top: 1px solid rgba(255, 152, 0, 0.1);
}

@media (max-width: 768px) {
  .header .logo-img { max-width: 180px; }
  .header .app-title { font-size: 24px; }
  .settings-btn {
    width: 90%;
  }
  .panel { padding: 20px; }
  .video-player { height: 240px; }
}