/* ===========================
   CSS محسّن لصفحة الاشتراك
   تم التوحيد مع الصفحة الرئيسية مع الحفاظ على الهيكل
=========================== */

/* ===== المتغيرات الأساسية ===== */
:root {
  /* الألوان */
  --bg-color: #f5f7fb;
  --text-color: #1f2937;
  --primary-text: #1f2937;
  --secondary-text: #6b7280;
  --card-bg: #ffffff;
  --accent-color: #2f71d3;
  --accent-hover: #1d4ed8;
  --btn-bg: var(--accent-color);
  --btn-color: #fff;
  --border-color: #f3f4f6;
  --success-color: #10b981;
  --error-color: #ef4444;
  --warning-color: #f59e0b;
  
  /* الظلال */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  --shadow-hover: 0 20px 25px rgba(0,0,0,0.15);
  
  /* الأنماط */
  --border-radius: 16px;
  --border-radius-sm: 8px;
  --border-radius-full: 50px;
  
  /* التحويلات */
  --transition-fast: 0.3s;
  --transition-slow: 0.8s;
}

/* تحسين تحميل الخطوط */
@font-face {
  font-family: 'Cairo';
  font-display: swap;
}

/* الوضع الداكن */
body.dark-mode {
  --bg-color: #111827;
  --text-color: #f9fafb;
  --primary-text: #f9fafb;
  --secondary-text: #9ca3af;
  --card-bg: #1f2937;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --border-color: #374151;
  --success-color: #34d399;
  --error-color: #f87171;
  --warning-color: #fbbf24;
}

/* تحسينات متقدمة للوضع الداكن */
body.dark-mode {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== الأساسيات المحسنة ===== */
html, body {
  overflow-x: hidden;
  scroll-behavior: smooth;
  font-family: 'Cairo', Arial, sans-serif;
  margin: 0;
  padding: 0;
}

body {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: var(--text-color);
  transition: background var(--transition-fast), color var(--transition-fast);
}

/* تحسينات للأداء */
img {
  content-visibility: auto;
}

/* تحسينات للرسوم المتحركة */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* تحسينات للوصول */
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* ===== أنماط صفحة الاشتراك المحسنة ===== */
.subscribe-container {
  max-width: 500px;
  margin: 30px auto 30px; /* تم تقليل المسافة من الأعلى */
  padding: 35px;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.subscribe-container::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(135deg, var(--accent-color), #8b5cf6);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  opacity: 0.7;
  transition: opacity var(--transition-fast) ease;
}

.subscribe-container:hover::before {
  opacity: 1;
}

.subscribe-header {
  margin-bottom: 25px;
  position: relative;
  z-index: 1;
}

.subscribe-header h1 {
  color: var(--accent-color);
  margin-bottom: 10px;
  font-size: 2rem;
  font-weight: 700;
}

.subscribe-header p {
  color: var(--secondary-text);
  font-size: 1.1rem;
  line-height: 1.6;
}

.subscribe-form {
  margin-bottom: 25px;
  position: relative;
  z-index: 1;
}

.form-group {
  margin-bottom: 20px;
  text-align: right;
  position: relative;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-color);
}

.form-group input {
  width: 100%;
  padding: 15px;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  font-size: 16px;
  font-family: 'Cairo', sans-serif;
  transition: all var(--transition-fast) ease;
  box-sizing: border-box;
  background: var(--card-bg);
  color: var(--text-color);
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(47, 113, 211, 0.1);
}

.form-group input:invalid:not(:focus):not(:placeholder-shown) {
  border-color: var(--error-color);
}

.field-error {
  color: var(--error-color);
  font-size: 0.875rem;
  margin-top: 5px;
  text-align: right;
  display: block;
}

.subscribe-btn {
  width: 100%;
  padding: 15px;
  background: var(--btn-bg);
  color: var(--btn-color);
  border: none;
  border-radius: var(--border-radius-sm);
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast) ease;
  font-family: 'Cairo', sans-serif;
  position: relative;
  overflow: hidden;
}

.subscribe-btn {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 8px;
}

.subscribe-btn span {
    margin: 0 !important;
    padding: 0 !important;
    flex: none !important;
}

.subscribe-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left var(--transition-slow) ease;
}

.subscribe-btn:hover::before {
  left: 100%;
}

.subscribe-btn:hover:not(:disabled) {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.subscribe-btn:disabled {
  background: var(--secondary-text);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.benefits-section {
  background: var(--bg-color);
  padding: 25px;
  border-radius: var(--border-radius);
  margin-top: 25px;
  text-align: right;
  border: 1px solid var(--border-color);
  position: relative;
  z-index: 1;
}

.benefits-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(135deg, var(--success-color), #22c55e);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  opacity: 0.7;
  transition: opacity var(--transition-fast) ease;
}

.benefits-section:hover::before {
  opacity: 1;
}

.benefits-section h3 {
  color: var(--accent-color);
  margin-bottom: 20px;
  font-size: 1.4rem;
  position: relative;
  z-index: 1;
}

.benefits-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.benefits-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all var(--transition-fast) ease;
  position: relative;
  z-index: 1;
}

.benefits-list li:hover {
  background: rgba(47, 113, 211, 0.05);
  border-radius: var(--border-radius-sm);
  padding-right: 10px;
  padding-left: 10px;
}

.benefits-list li:last-child {
  border-bottom: none;
}

.benefit-icon {
  color: var(--success-color);
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: transform var(--transition-fast) ease;
}

.benefits-list li:hover .benefit-icon {
  transform: scale(1.2);
}

.privacy-note {
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--secondary-text);
  text-align: center;
  position: relative;
  z-index: 1;
}

.privacy-note a {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast) ease;
}

.privacy-note a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.success-message {
  background: #d1fae5;
  color: #065f46;
  padding: 20px;
  border-radius: var(--border-radius-sm);
  margin-bottom: 20px;
  display: none;
  border-right: 4px solid var(--success-color);
  text-align: right;
  position: relative;
  z-index: 1;
}

.error-message {
  background: #fee2e2;
  color: #991b1b;
  padding: 15px;
  border-radius: var(--border-radius-sm);
  margin-bottom: 20px;
  display: none;
  border-right: 4px solid var(--error-color);
  text-align: right;
  position: relative;
  z-index: 1;
}

.loading-spinner {
  border: 2px solid rgba(47, 113, 211, 0.2);
  border-top: 2px solid var(--accent-color);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
  display: inline-block;
  margin-left: 10px;
  display: none;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== 🎨 تحسينات الوضع الداكن ===== */

body.dark-mode .success-message {
  background: #064e3b;
  color: #a7f3d0;
}

body.dark-mode .error-message {
  background: #2a0f0f;
  color: #fecaca;
}

body.dark-mode .benefits-section {
  background: #1f2937;
}

body.dark-mode .benefits-list li:hover {
  background: rgba(59, 130, 246, 0.1);
}

/* بوردر جانبي في الوضع الداكن */
body.dark-mode .subscribe-container::before {
  background: linear-gradient(135deg, #3b82f6, #6366f1);
}

body.dark-mode .benefits-section::before {
  background: linear-gradient(135deg, #34d399, #22c55e);
}

/* ===== تحسينات إضافية ===== */

/* 🔹 تحسينات للهواتف */
@media (max-width: 768px) {
  .subscribe-container {
    margin: 80px 20px 30px;
    padding: 30px 20px;
  }
  
  .subscribe-header h1 {
    font-size: 1.6rem;
  }
  
  .benefits-section {
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .subscribe-container {
    margin: 70px 15px 20px;
    padding: 25px 15px;
  }
  
  .subscribe-header h1 {
    font-size: 1.4rem;
  }
  
  .subscribe-header p {
    font-size: 1rem;
  }
  
  .form-group input {
    padding: 12px;
  }
  
  .subscribe-btn {
    padding: 12px;
    font-size: 16px;
  }
  
  .benefits-list li {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    text-align: right;
  }
}

/* 🔹 تحسينات للطابعات */
@media print {
  .subscribe-container {
    box-shadow: none;
    border: 1px solid #000;
    margin: 20px auto;
  }
  
  .subscribe-btn,
  .benefits-section {
    display: none;
  }
  
  body {
    background: white !important;
  }
}

/* تحسينات إضافية للشاشات الصغيرة جداً */
@media (max-width: 360px) {
  .benefits-section {
    padding: 15px !important;
  }
  
  .benefits-section h3 {
    font-size: 1.1rem !important;
  }
  
  .benefits-list li {
    width: 100%;
    padding: 10px !important;
    gap: 8px !important;
  }
  
  .benefits-list li span:last-child {
    font-size: 0.8rem !important;
  }
  
  .benefit-icon {
    width: 16px !important;
    height: 16px !important;
  }
}

/* 🔹 الشاشات الكبيرة جداً (1600px) */
@media (min-width: 1600px) {
  .subscribe-container {
    max-width: 550px;
  }
}

/* 🔹 تحسينات للأجهزة ذات اللمس */
@media (hover: none) and (pointer: coarse) {
  .subscribe-btn:hover:not(:disabled) {
    transform: none;
  }
  
  .benefits-list li:hover {
    background: transparent;
    padding-right: 0;
    padding-left: 0;
  }
  
  .benefits-list li:hover .benefit-icon {
    transform: none;
  }
}

/* 🔹 تحسينات للشاشات عالية الدقة */
@media (min-resolution: 192dpi) {
  .loading-spinner {
    border-width: 1.5px;
  }
}

/* حل بديل أكثر قوة */
.benefits-list li {
    all: unset;
    display: flex !important;
    align-items: center !important;
    gap: 15px;
    padding: 15px;
    margin-bottom: 8px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    transition: all 0.3s ease;
}

.benefit-icon {
    all: unset;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 24px;
    height: 24px;
    background: var(--success-color);
    color: white;
    border-radius: 50%;
    font-size: 14px;
    font-weight: bold;
    flex-shrink: 0;
}

.benefits-list li span:last-child {
    all: unset;
    display: inline !important;
    color: var(--text-color);
    font-weight: 500;
    line-height: 1.5;
    flex: 1;
}

/* ===== حل مشكلة autofill في الوضع الداكن ===== */

/* حلول للمتصفحات المختلفة */
.form-group input:-webkit-autofill,
.form-group input:-webkit-autofill:hover,
.form-group input:-webkit-autofill:focus,
.form-group input:-webkit-autofill:active {
    -webkit-text-fill-color: var(--text-color) !important;
    -webkit-box-shadow: 0 0 0px 1000px var(--card-bg) inset !important;
    border: 2px solid var(--border-color) !important;
    transition: background-color 5000s ease-in-out 0s !important;
}

/* حل خاص للوضع الداكن */
body.dark-mode .form-group input:-webkit-autofill,
body.dark-mode .form-group input:-webkit-autofill:hover,
body.dark-mode .form-group input:-webkit-autofill:focus,
body.dark-mode .form-group input:-webkit-autofill:active {
    -webkit-text-fill-color: #f9fafb !important;
    -webkit-box-shadow: 0 0 0px 1000px #1f2937 inset !important;
    border: 2px solid #374151 !important;
}

/* حلول للمتصفحات الحديثة */
.form-group input:autofill {
    background-color: var(--card-bg) !important;
    color: var(--text-color) !important;
    border: 2px solid var(--border-color) !important;
}

body.dark-mode .form-group input:autofill {
    background-color: #1f2937 !important;
    color: #f9fafb !important;
    border: 2px solid #374151 !important;
}

/* حل إضافي باستخدام JavaScript */
.form-group input {
    background-color: var(--card-bg) !important;
    color: var(--text-color) !important;
}

/* ===== إصلاحات نهائية للمسافة في الجوال ===== */
@media (max-width: 768px) {
  .subscribe-container {
    margin-top: 15px !important;
    margin-bottom: 15px !important;
  }
}

@media (max-width: 480px) {
  .subscribe-container {
    margin-top: 10px !important;
    margin-bottom: 10px !important;
  }
}