/* استيراد خط أفضل وأوضح */
@import url("https://fonts.googleapis.com/css2?family=Tajawal:wght@300;400;500;700;900&display=swap");

/* إعدادات عامة */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Tajawal", "Arial", sans-serif;
  background-color: #ffffff;
  color: #000000;
  line-height: 1.8;
  overflow-x: hidden;
  font-weight: 400;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* إخفاء وإظهار الصفحات */
.page {
  display: none;
  min-height: 100vh;
  position: relative;
}

.page.active {
  display: block !important;
}

/* مؤشر التحميل */
#loadingIndicator {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10000;
  background: white;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  text-align: center;
  border: 2px solid #000;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid #000;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 15px;
}

#loadingIndicator p {
  font-size: 1.1rem;
  font-weight: 600;
  color: #333;
  margin: 0;
}

/* حالة الاتصال بقاعدة البيانات */
#connectionStatus {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 9998;
  padding: 8px 15px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  background: #27ae60;
  color: white;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  gap: 5px;
}

#connectionStatus.offline {
  background: #e74c3c;
}

#connectionStatus.connecting {
  background: #f39c12;
}

#connectionStatus i {
  font-size: 0.7rem;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* الرموز الرياضياتية المتحركة في الخلفية */
.math-symbols {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.math-symbols .symbol {
  position: absolute;
  font-size: 4rem;
  color: rgba(0, 0, 0, 0.05);
  font-weight: bold;
  animation: float 25s infinite linear;
  transition: all 0.3s ease;
}

/* توزيع الرموز في الصفحة */
.math-symbols .symbol:nth-child(1) {
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}
.math-symbols .symbol:nth-child(2) {
  top: 20%;
  right: 15%;
  animation-delay: 3s;
}
.math-symbols .symbol:nth-child(3) {
  top: 40%;
  left: 5%;
  animation-delay: 6s;
}
.math-symbols .symbol:nth-child(4) {
  top: 60%;
  right: 20%;
  animation-delay: 9s;
}
.math-symbols .symbol:nth-child(5) {
  top: 80%;
  left: 15%;
  animation-delay: 12s;
}
.math-symbols .symbol:nth-child(6) {
  top: 15%;
  left: 50%;
  animation-delay: 15s;
}
.math-symbols .symbol:nth-child(7) {
  top: 35%;
  right: 10%;
  animation-delay: 18s;
}
.math-symbols .symbol:nth-child(8) {
  top: 55%;
  left: 40%;
  animation-delay: 21s;
}
.math-symbols .symbol:nth-child(9) {
  top: 75%;
  right: 40%;
  animation-delay: 24s;
}
.math-symbols .symbol:nth-child(10) {
  top: 25%;
  left: 80%;
  animation-delay: 2s;
}
.math-symbols .symbol:nth-child(11) {
  top: 45%;
  left: 70%;
  animation-delay: 5s;
}
.math-symbols .symbol:nth-child(12) {
  top: 65%;
  right: 5%;
  animation-delay: 8s;
}
.math-symbols .symbol:nth-child(13) {
  top: 85%;
  left: 60%;
  animation-delay: 11s;
}
.math-symbols .symbol:nth-child(14) {
  top: 30%;
  right: 30%;
  animation-delay: 14s;
}
.math-symbols .symbol:nth-child(15) {
  top: 50%;
  left: 20%;
  animation-delay: 17s;
}

@keyframes float {
  0% {
    transform: translateY(0px) rotate(0deg) translateX(0px);
    opacity: 0.05;
  }
  25% {
    transform: translateY(-20px) rotate(90deg) translateX(5px);
    opacity: 0.03;
  }
  50% {
    transform: translateY(-10px) rotate(180deg) translateX(-5px);
    opacity: 0.02;
  }
  75% {
    transform: translateY(-25px) rotate(270deg) translateX(3px);
    opacity: 0.04;
  }
  100% {
    transform: translateY(0px) rotate(360deg) translateX(0px);
    opacity: 0.05;
  }
}

/* تأثيرات إضافية للرموز */
.symbol:nth-child(odd) {
  animation-direction: reverse;
}

.symbol:nth-child(even) {
  animation-timing-function: ease-in-out;
}

/* إشعار الفوج المكتمل */
.notice {
  background-color: #fff3cd;
  color: #856404;
  border: 2px solid #ffeaa7;
  border-radius: 10px;
  padding: 15px 20px;
  margin-bottom: 25px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

.notice i {
  font-size: 1.2rem;
  color: #f39c12;
}

/* إشعار حالة قاعدة البيانات */
#dbStatusNotice {
  background-color: #fff3cd;
  color: #856404;
  border: 2px solid #ffc107;
}

#dbStatusNotice.connected {
  background-color: #d4edda;
  color: #155724;
  border-color: #28a745;
}

/* لافتة التسعيرة */
.pricing-banner {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  color: white;
  border-radius: 15px;
  padding: 25px;
  margin: 40px 0;
  box-shadow: 0 15px 35px rgba(44, 62, 80, 0.3);
  border: 3px solid #000000;
}

.pricing-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.price-main {
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 1.8rem;
  font-weight: 900;
}

.price-main i {
  font-size: 2rem;
  color: #f39c12;
}

.price {
  color: #f39c12;
}

.pricing-details {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
  justify-content: center;
}

.pricing-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 600;
}

.pricing-item i {
  color: #3498db;
}

/* تذكير التسعيرة في النافذة */
.pricing-reminder {
  background-color: #e8f4f8;
  border: 2px solid #3498db;
  border-radius: 10px;
  padding: 15px;
  margin: 20px 0;
  text-align: center;
}

.pricing-reminder i {
  color: #3498db;
  margin-left: 8px;
}

.pricing-reminder p {
  margin: 0;
  color: #2c3e50;
  font-size: 1rem;
}

/* الصفحة الرئيسية */
.hero-section {
  text-align: center;
  padding: 60px 0;
  background-color: #ffffff;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border: 2px solid #e0e0e0;
  margin-top: 50px;
}

.main-title {
  font-size: 3.5rem;
  font-weight: 900;
  color: #000000;
  margin-bottom: 30px;
  line-height: 1.2;
}

.sub-title {
  font-size: 2rem;
  font-weight: 500;
  color: #333333;
  margin-bottom: 50px;
  line-height: 1.4;
}

/* بطاقة الأستاذ */
.professor-card {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin: 50px 0;
  padding: 40px;
  background-color: #f8f9fa;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid #e0e0e0;
  flex-wrap: wrap;
}

.professor-image {
  flex-shrink: 0;
}

.professor-image img {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  border: 5px solid #000000;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
}

.professor-image img:hover {
  transform: scale(1.05);
}

.professor-info {
  text-align: right;
  max-width: 600px;
}

.professor-info h3 {
  font-size: 2.5rem;
  color: #000000;
  margin-bottom: 25px;
  font-weight: 700;
}

.professor-info ul {
  list-style: none;
  padding: 0;
}

.professor-info li {
  font-size: 1.3rem;
  color: #333333;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  font-weight: 400;
}

.professor-info li i {
  color: #000000;
  width: 25px;
  text-align: center;
}

/* الأزرار */
.register-btn {
  background-color: #000000;
  color: #ffffff;
  border: none;
  padding: 20px 60px;
  font-size: 1.8rem;
  font-weight: 700;
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  margin-top: 30px;
}

.register-btn:hover {
  background-color: #333333;
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.register-btn i {
  margin-left: 10px;
}

/* النوافذ المنبثقة - إصلاح مشكلة العرض */
.modal {
  display: none;
  position: fixed !important;
  z-index: 1001 !important;
  left: 0 !important;
  top: 0 !important;
  width: 100% !important;
  height: 100% !important;
  background-color: rgba(0, 0, 0, 0.6) !important;
  backdrop-filter: blur(8px) !important;
}

.modal[style*="display: block"],
.modal[style*="display: flex"] {
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
}

.modal-content {
  margin: 0 !important;
  position: relative !important;
  top: auto !important;
  left: auto !important;
  transform: none !important;
  max-height: 90vh;
  overflow-y: auto;
  background-color: #ffffff;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  border: 2px solid #e0e0e0;
  animation: slideIn 0.3s ease;
  width: 90%;
  max-width: 600px;
  padding: 40px;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-content h3 {
  font-size: 1.8rem;
  color: #000000;
  margin-bottom: 20px;
  font-weight: 700;
}

.modal-content p {
  font-size: 1.2rem;
  color: #333333;
  margin-bottom: 30px;
  font-weight: 400;
}

.consent-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
}

.btn-yes,
.btn-no {
  padding: 15px 40px;
  font-size: 1.3rem;
  font-weight: 700;
  border: 2px solid #000000;
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-yes {
  background-color: #000000;
  color: #ffffff;
}

.btn-yes:hover {
  background-color: #333333;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-no {
  background-color: #ffffff;
  color: #000000;
}

.btn-no:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

/* نافذة كلمة السر المحسنة */
.password-modal .modal-content {
  max-width: 450px;
  padding: 0;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
  border: none;
}

.password-header {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  color: white;
  padding: 30px;
  text-align: center;
}

.password-header i {
  font-size: 3rem;
  margin-bottom: 15px;
  opacity: 0.9;
}

.password-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.password-body {
  padding: 30px;
}

.password-body p {
  font-size: 1.1rem;
  color: #555;
  margin-bottom: 25px;
  text-align: center;
}

.password-input-group {
  position: relative;
  margin-bottom: 25px;
}

.password-input-group i {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: #666;
  font-size: 1.1rem;
}

.password-input-group input {
  width: 100%;
  padding: 15px 50px 15px 45px;
  font-size: 1.1rem;
  border: 2px solid #e0e0e0;
  border-radius: 10px;
  background-color: #ffffff;
  color: #000000;
  transition: all 0.3s ease;
  font-family: "Tajawal", "Arial", sans-serif;
  font-weight: 400;
}

.password-input-group input:focus {
  outline: none;
  border-color: #2c3e50;
  box-shadow: 0 0 15px rgba(44, 62, 80, 0.2);
}

.toggle-password {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #666;
  cursor: pointer;
  font-size: 1.1rem;
  transition: color 0.3s ease;
}

.toggle-password:hover {
  color: #2c3e50;
}

.password-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
}

.btn-confirm,
.btn-cancel {
  padding: 12px 30px;
  font-size: 1.1rem;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: "Tajawal", "Arial", sans-serif;
}

.btn-confirm {
  background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
  color: white;
}

.btn-confirm:hover {
  background: linear-gradient(135deg, #219a52 0%, #27ae60 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(39, 174, 96, 0.3);
}

.btn-cancel {
  background: linear-gradient(135deg, #95a5a6 0%, #7f8c8d 100%);
  color: white;
}

.btn-cancel:hover {
  background: linear-gradient(135deg, #7f8c8d 0%, #95a5a6 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(149, 165, 166, 0.3);
}

/* رسائل حفظ البيانات */
#saveStatusMessage {
  background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
  color: white;
  text-align: center;
  font-weight: 600;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 4px 15px rgba(39, 174, 96, 0.3);
}

#saveStatusMessage.warning {
  background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
  box-shadow: 0 4px 15px rgba(243, 156, 18, 0.3);
}

#saveStatusMessage i {
  font-size: 1.2rem;
}

/* صفحة التسجيل */
.form-container {
  background-color: #ffffff;
  border-radius: 20px;
  padding: 50px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border: 2px solid #e0e0e0;
  margin-top: 30px;
}

.form-container h2 {
  font-size: 2.5rem;
  color: #000000;
  text-align: center;
  margin-bottom: 40px;
  font-weight: 900;
}

.form-group {
  margin-bottom: 30px;
}

.form-group label {
  display: block;
  font-size: 1.3rem;
  font-weight: 700;
  color: #000000;
  margin-bottom: 15px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 15px 20px;
  font-size: 1.1rem;
  border: 2px solid #cccccc;
  border-radius: 10px;
  background-color: #ffffff;
  color: #000000;
  transition: all 0.3s ease;
  font-family: "Tajawal", "Arial", sans-serif;
  font-weight: 400;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: #000000;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

/* مجموعات الاختيار */
.radio-group {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 25px;
  background-color: #ffffff;
  border: 2px solid #cccccc;
  border-radius: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.1rem;
  font-weight: 500;
  min-width: 200px;
}

.radio-label:hover {
  border-color: #000000;
  background-color: #f8f9fa;
}

.radio-label input[type="radio"] {
  width: auto;
  margin: 0;
}

.radio-label input[type="radio"]:checked + .radio-icon {
  transform: scale(1.2);
}

.radio-label.selected {
  border-color: #000000;
  background-color: #000000;
  color: #ffffff;
}

.radio-icon {
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

/* الخريطة */
#mapContainer {
  margin-top: 30px;
  background-color: #ffffff;
  border-radius: 15px;
  padding: 25px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid #e0e0e0;
}

#mapContainer h3 {
  font-size: 1.5rem;
  color: #000000;
  margin-bottom: 20px;
  text-align: center;
  font-weight: 700;
}

#mapFrame iframe {
  width: 100%;
  height: 400px;
  border-radius: 10px;
  border: 1px solid #cccccc;
}

/* زر الإرسال */
.submit-btn {
  width: 100%;
  background-color: #000000;
  color: #ffffff;
  border: none;
  padding: 20px;
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 30px;
  position: relative;
  overflow: hidden;
}

.submit-btn:hover {
  background-color: #333333;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.submit-btn:disabled {
  background-color: #cccccc;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.submit-btn.loading {
  pointer-events: none;
}

.submit-btn.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid white;
  border-top: 2px solid transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.submit-btn i {
  margin-left: 10px;
}

/* صفحة التأكيد */
.confirmation-content {
  text-align: center;
  background-color: #ffffff;
  border-radius: 20px;
  padding: 80px 50px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border: 2px solid #e0e0e0;
  margin-top: 100px;
}

.success-icon {
  font-size: 6rem;
  color: #000000;
  margin-bottom: 30px;
}

.confirmation-content h2 {
  font-size: 3rem;
  color: #000000;
  margin-bottom: 25px;
  font-weight: 900;
}

.confirmation-content p {
  font-size: 1.4rem;
  color: #333333;
  margin-bottom: 40px;
  line-height: 1.6;
  font-weight: 400;
}

.back-btn {
  background-color: #000000;
  color: #ffffff;
  border: none;
  padding: 15px 40px;
  font-size: 1.3rem;
  font-weight: 700;
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.back-btn:hover {
  background-color: #333333;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.back-btn i {
  margin-left: 10px;
}

/* إحصائيات الأفواج */
.fouj-stats {
  background-color: #ffffff;
  border-radius: 15px;
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid #e0e0e0;
}

.fouj-stats h3 {
  font-size: 1.8rem;
  color: #000000;
  margin-bottom: 20px;
  font-weight: 700;
  text-align: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.stat-card {
  background-color: #f8f9fa;
  border: 2px solid #e0e0e0;
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
}

.stat-card:hover {
  border-color: #000000;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  background-color: #ffffff;
}

.stat-card.clickable::after {
  content: "🖱️ اضغط للفلترة";
  position: absolute;
  bottom: 5px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.7rem;
  color: #666;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.stat-card.clickable:hover::after {
  opacity: 1;
}

.stat-card.active {
  border-color: #2c3e50;
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  color: white;
  box-shadow: 0 8px 25px rgba(44, 62, 80, 0.3);
}

/* تحسين مربعات الأفواج الفارغة */
.stat-card.empty {
  background-color: #f1f3f4;
  border: 2px dashed #bdc3c7;
  opacity: 0.8;
}

.stat-card.empty:hover {
  border-color: #7f8c8d;
  background-color: #e8eaed;
  opacity: 1;
}

.stat-card.empty .stat-number {
  color: #95a5a6;
}

.stat-card h4 {
  font-size: 1.2rem;
  color: inherit;
  margin-bottom: 10px;
  font-weight: 700;
}

.stat-number {
  font-size: 2rem;
  color: inherit;
  font-weight: 900;
}

.capacity-bar {
  width: 100%;
  height: 8px;
  background-color: rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  margin-top: 10px;
  overflow: hidden;
}

.stat-card.active .capacity-bar {
  background-color: rgba(255, 255, 255, 0.3);
}

.capacity-fill {
  height: 100%;
  background-color: #000000;
  border-radius: 4px;
  transition: width 0.3s ease;
}

.stat-card.active .capacity-fill {
  background-color: #f39c12;
}

.capacity-full {
  background-color: #dc3545 !important;
}

/* لوحة التحكم الإدارية */
#adminPanel h2 {
  font-size: 2.5rem;
  color: #000000;
  margin-bottom: 30px;
  font-weight: 900;
  text-align: center;
}

.admin-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 20px;
}

.export-buttons {
  display: flex;
  gap: 15px;
}

.fouj-controls {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.export-btn,
.backup-btn,
.export-current-btn {
  background-color: #000000;
  color: #ffffff;
  border: none;
  padding: 15px 30px;
  font-size: 1.2rem;
  font-weight: 700;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.export-btn:hover,
.backup-btn:hover,
.export-current-btn:hover {
  background-color: #333333;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* زر التحديث بلون مختلف */
.export-btn[style*="background: #28a745"] {
  background: #28a745 !important;
}

.export-btn[style*="background: #28a745"]:hover {
  background: #218838 !important;
}

.fouj-controls select {
  padding: 10px 15px;
  border: 2px solid #cccccc;
  border-radius: 8px;
  font-size: 1rem;
  background-color: #ffffff;
  color: #000000;
  font-family: "Tajawal", "Arial", sans-serif;
  font-weight: 400;
}

/* رأس الجدول */
.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 15px;
}

.table-header h3 {
  font-size: 1.5rem;
  color: #000000;
  font-weight: 700;
}

/* جدول الطلاب */
.students-table {
  background-color: #ffffff;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid #e0e0e0;
  width: 100%;
  overflow-x: auto;
}

#studentsTable {
  width: 100%;
  min-width: 1400px;
  border-collapse: collapse;
  font-family: "Tajawal", "Arial", sans-serif;
  table-layout: fixed;
}

/* تحديد عرض الأعمدة */
#studentsTable th:nth-child(1) {
  width: 60px;
}
#studentsTable th:nth-child(2) {
  width: 180px;
}
#studentsTable th:nth-child(3) {
  width: 200px;
}
#studentsTable th:nth-child(4) {
  width: 100px;
}
#studentsTable th:nth-child(5) {
  width: 250px;
}
#studentsTable th:nth-child(6) {
  width: 100px;
}
#studentsTable th:nth-child(7) {
  width: 80px;
}
#studentsTable th:nth-child(8) {
  width: 120px;
}
#studentsTable th:nth-child(9) {
  width: 120px;
}
#studentsTable th:nth-child(10) {
  width: 120px;
}
#studentsTable th:nth-child(11) {
  width: 120px;
}
#studentsTable th:nth-child(12) {
  width: 200px;
}
#studentsTable th:nth-child(13) {
  width: 100px;
}
#studentsTable th:nth-child(14) {
  width: 160px;
}

#studentsTable th {
  background-color: #000000;
  color: #ffffff;
  padding: 15px 10px;
  text-align: center;
  font-weight: 700;
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#studentsTable td {
  padding: 12px 8px;
  text-align: center;
  border-bottom: 1px solid #e0e0e0;
  font-size: 0.85rem;
  color: #000000;
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* خلايا النص الطويل */
#studentsTable td:nth-child(3),
#studentsTable td:nth-child(5),
#studentsTable td:nth-child(12) {
  white-space: normal;
  word-wrap: break-word;
  line-height: 1.3;
  max-height: 60px;
  overflow: hidden;
}

#studentsTable tbody tr:hover {
  background-color: #f8f9fa;
}

#studentsTable tbody tr:nth-child(even) {
  background-color: #f8f9fa;
}

/* أزرار الإجراءات */
.action-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.btn-edit,
.btn-delete {
  padding: 8px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: "Tajawal", "Arial", sans-serif;
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 70px;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

.btn-edit {
  background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
  color: white;
  border: 2px solid transparent;
}

.btn-edit:hover {
  background: linear-gradient(135deg, #2980b9 0%, #1f5f8b 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.4);
}

.btn-delete {
  background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
  color: white;
  border: 2px solid transparent;
}

.btn-delete:hover {
  background: linear-gradient(135deg, #c0392b 0%, #a93226 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
}

.btn-edit:active,
.btn-delete:active {
  transform: translateY(0);
}

.btn-edit i,
.btn-delete i {
  font-size: 0.9rem;
}

/* لافتات التحذير والنجاح */
.alert-success,
.alert-danger {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  padding: 20px;
  font-size: 1.1rem;
  font-weight: 600;
  text-align: center;
  border: none;
  border-radius: 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  animation: slideInFromTop 0.5s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.alert-success {
  background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
  color: white;
}

.alert-danger {
  background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
  color: white;
}

.alert-success i,
.alert-danger i {
  font-size: 1.3rem;
}

@keyframes slideInFromTop {
  from {
    opacity: 0;
    transform: translateY(-100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* أنماط التحميل والدوران */
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* تحسين ظهور رمز لوحة التحكم */
.admin-control-button {
  position: fixed !important;
  top: 20px !important;
  right: 20px !important;
  z-index: 9999 !important;
  background-color: rgba(255, 255, 255, 0.95) !important;
  color: #000000 !important;
  border: 3px solid #000000 !important;
  padding: 15px !important;
  font-size: 24px !important;
  cursor: pointer !important;
  border-radius: 50% !important;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3) !important;
  transition: all 0.3s ease !important;
  width: 60px !important;
  height: 60px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

/* تحسينات خاصة للجدول */
.table-scroll-hint {
  text-align: center;
  color: #666;
  font-size: 0.9rem;
  margin-bottom: 10px;
  display: none;
}

/* تصميم متجاوب محسن */
@media (max-width: 1200px) {
  .container {
    max-width: 100%;
    padding: 15px;
  }

  #studentsTable {
    min-width: 1200px;
  }

  .table-scroll-hint {
    display: block;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 10px;
  }

  .main-title {
    font-size: 2.5rem;
  }

  .sub-title {
    font-size: 1.5rem;
  }

  .professor-card {
    flex-direction: column;
    text-align: center;
    padding: 30px 20px;
  }

  .professor-image img {
    width: 150px;
    height: 150px;
  }

  .professor-info h3 {
    font-size: 2rem;
  }

  .professor-info li {
    font-size: 1.1rem;
  }

  .pricing-content {
    align-items: stretch;
  }

  .pricing-details {
    flex-direction: column;
    gap: 15px;
  }

  .price-main {
    font-size: 1.5rem;
  }

  .form-container {
    padding: 30px 20px;
  }

  .radio-group {
    flex-direction: column;
  }

  .radio-label {
    min-width: auto;
    justify-content: center;
  }

  .consent-buttons,
  .password-buttons {
    flex-direction: column;
  }

  .admin-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .export-buttons,
  .fouj-controls {
    flex-direction: column;
  }

  .table-header {
    flex-direction: column;
    align-items: stretch;
  }

  .students-table {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  #studentsTable {
    min-width: 900px;
  }

  #studentsTable th,
  #studentsTable td {
    padding: 8px 4px;
    font-size: 0.8rem;
  }

  #mapFrame iframe {
    height: 300px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .action-buttons {
    flex-direction: column;
    gap: 4px;
  }

  .btn-edit,
  .btn-delete {
    padding: 6px 10px;
    font-size: 0.75rem;
    min-width: 60px;
  }

  .password-modal .modal-content {
    max-width: 95%;
  }

  .password-header {
    padding: 20px;
  }

  .password-body {
    padding: 20px;
  }

  .alert-success,
  .alert-danger {
    font-size: 1rem;
    padding: 15px;
  }

  .modal-content {
    max-width: 95%;
    padding: 30px 20px;
  }

  #connectionStatus {
    top: 5px;
    left: 5px;
    font-size: 0.7rem;
    padding: 5px 10px;
  }

  #loadingIndicator {
    margin: 5% auto;
    max-width: 90%;
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .main-title {
    font-size: 2rem;
  }

  .sub-title {
    font-size: 1.2rem;
  }

  .register-btn {
    padding: 15px 40px;
    font-size: 1.5rem;
  }

  .modal-content {
    padding: 20px 15px;
  }

  .form-container {
    padding: 20px 15px;
  }

  .confirmation-content {
    padding: 50px 30px;
  }

  .success-icon {
    font-size: 4rem;
  }

  .confirmation-content h2 {
    font-size: 2rem;
  }

  #studentsTable {
    min-width: 800px;
  }

  .action-buttons {
    gap: 2px;
  }

  .btn-edit,
  .btn-delete {
    padding: 4px 8px;
    font-size: 0.7rem;
    min-width: 50px;
  }

  .alert-success,
  .alert-danger {
    font-size: 0.9rem;
    padding: 12px;
  }
}

/* تأثيرات إضافية */
.fade-in {
  animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-up {
  animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* تحسينات إضافية للتفاعل */
.form-group input:valid {
  border-color: #27ae60;
}

.form-group input:invalid {
  border-color: #cccccc;
}

.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid #000000;
  border-top: 2px solid transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* مربع العدد الإجمالي */
.total-count-box {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  color: white;
  border-radius: 15px;
  padding: 25px;
  margin-bottom: 30px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(44, 62, 80, 0.3);
  border: 2px solid #000000;
  position: relative;
  overflow: hidden;
}

.total-count-box::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transform: rotate(45deg);
  animation: shine 3s infinite;
}

@keyframes shine {
  0% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
  }
  50% {
    transform: translateX(100%) translateY(100%) rotate(45deg);
  }
  100% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
  }
}

.total-count-content {
  position: relative;
  z-index: 2;
}

.total-count-number {
  font-size: 3.5rem;
  font-weight: 900;
  margin-bottom: 10px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.total-count-number i {
  font-size: 2.5rem;
  color: #f39c12;
}

.total-count-label {
  font-size: 1.3rem;
  font-weight: 600;
  opacity: 0.9;
}

.total-count-details {
  display: flex;
  justify-content: space-around;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.count-detail {
  text-align: center;
}

.count-detail-number {
  font-size: 1.8rem;
  font-weight: 700;
  color: #3498db;
}

.count-detail-label {
  font-size: 0.9rem;
  opacity: 0.8;
  margin-top: 5px;
}

/* نافذة تأكيد الحذف المحسنة */
.delete-confirm-modal .modal-content {
  max-width: 500px;
  padding: 0;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(231, 76, 60, 0.4);
  border: none;
  background: white;
  animation: deleteModalSlide 0.4s ease-out;
}

@keyframes deleteModalSlide {
  from {
    opacity: 0;
    transform: scale(0.8) translateY(-50px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.delete-header {
  background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
  color: white;
  padding: 30px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.delete-header::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transform: rotate(45deg);
  animation: deleteShine 2s infinite;
}

@keyframes deleteShine {
  0% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
  }
  100% {
    transform: translateX(100%) translateY(100%) rotate(45deg);
  }
}

.delete-icon {
  font-size: 4rem;
  margin-bottom: 15px;
  opacity: 0.9;
  position: relative;
  z-index: 2;
  animation: deleteIconPulse 2s infinite;
}

@keyframes deleteIconPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

.delete-header h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin: 0;
  position: relative;
  z-index: 2;
}

.delete-body {
  padding: 30px;
}

.delete-warning {
  text-align: center;
  margin-bottom: 25px;
}

.delete-warning p {
  font-size: 1.2rem;
  color: #333;
  margin-bottom: 20px;
  line-height: 1.5;
}

.student-info-card {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  padding: 20px;
  border-radius: 15px;
  border: 2px solid #dee2e6;
  margin: 20px 0;
  position: relative;
  overflow: hidden;
}

.student-info-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, #e74c3c, #c0392b);
}

.student-info-card .student-name {
  font-size: 1.3rem;
  font-weight: 700;
  color: #2c3e50;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.student-info-card .student-name i {
  color: #e74c3c;
  font-size: 1.1rem;
}

.final-warning {
  background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
  border: 2px solid #f39c12;
  border-radius: 10px;
  padding: 15px;
  margin: 20px 0;
  text-align: center;
  position: relative;
}

.final-warning::before {
  content: "⚠️";
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: #f39c12;
  color: white;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.final-warning p {
  color: #856404;
  font-weight: 600;
  margin: 10px 0 0 0;
  font-size: 1rem;
}

.delete-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  margin-top: 25px;
}

.btn-delete-confirm,
.btn-delete-cancel {
  padding: 15px 30px;
  font-size: 1.1rem;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: "Tajawal", "Arial", sans-serif;
  min-width: 120px;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.btn-delete-confirm {
  background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.btn-delete-confirm:hover {
  background: linear-gradient(135deg, #c0392b 0%, #a93226 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
}

.btn-delete-confirm:active {
  transform: translateY(0);
}

.btn-delete-cancel {
  background: linear-gradient(135deg, #95a5a6 0%, #7f8c8d 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(149, 165, 166, 0.3);
}

.btn-delete-cancel:hover {
  background: linear-gradient(135deg, #7f8c8d 0%, #6c7b7d 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(149, 165, 166, 0.4);
}

.btn-delete-cancel:active {
  transform: translateY(0);
}