/* -------------------------------------------------
   منصة منارة المعرفة التعليمية
   تصميم واجهة عربية أكاديمية احترافية
   ألوان: كحلي / سماوي / ذهبي
   ------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;600;700&family=Tajawal:wght@400;500;700&display=swap');

:root {
  --primary: #002B5B;      /* الكحلي */
  --accent: #00B4D8;       /* السماوي */
  --gold: #F4C430;         /* الذهبي */
  --bg-page: #F8FAFC;      /* خلفية الصفحات */
  --bg-card: #ffffff;
  --text-main: #002B5B;
  --text-light: #5f6b7a;
  --border-soft: rgba(0,0,0,.08);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-card: 0 12px 32px rgba(0,0,0,.06);
  --shadow-hover: 0 20px 40px rgba(0,0,0,.08);
  --transition-fast: 0.2s ease;
  --transition-med: 0.35s ease;
  --transition-slow: 0.6s ease;
}

/* الوضع الليلي */
body.dark-mode {
  --bg-page: #0e1117;
  --bg-card: #1a1f29;
  --text-main: #F8FAFC;
  --text-light: #AEB6C7;
  --border-soft: rgba(255,255,255,.07);
  --shadow-card: 0 16px 32px rgba(0,0,0,.8);
  --shadow-hover: 0 24px 48px rgba(0,0,0,.9);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Cairo", "Tajawal", system-ui, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
  transition: background-color var(--transition-slow), color var(--transition-slow);
}

img {
  max-width: 100%;
  display: block;
}

/* الحاوية العامة */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* ----------------------------
   شاشة التحميل Splash Loader
----------------------------- */

#loader {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(0,180,216,0.25) 0%, rgba(0,43,91,1) 60%);
  background-color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

#loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-inner {
  text-align: center;
  color: #fff;
  animation: fadeUp 1.2s ease both;
}

.loader-logo {
  width: 110px;
  height: 110px;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 40px rgba(0,0,0,.4);
  margin: 0 auto 20px;
}

.loader-text {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: .02em;
  color: #fff;
}

/* ----------------------------
   الأزرار العائمة (الوضع الليلي + إلى الأعلى)
----------------------------- */

#darkToggle,
#toTop {
  position: fixed;
  z-index: 999;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  font-size: 20px;
  font-weight: 600;
  line-height: 44px;
  text-align: center;
  cursor: pointer;
  color: #fff;
  background-color: var(--primary);
  box-shadow: 0 16px 32px rgba(0,0,0,.3);
  transition: all var(--transition-fast);
}

#darkToggle {
  bottom: 24px;
  left: 24px;
}
#darkToggle:hover {
  background-color: var(--gold);
  color: var(--primary);
}

#toTop {
  bottom: 80px;
  left: 24px;
  background-color: var(--accent);
  display: none;
}
#toTop:hover {
  background-color: var(--gold);
  color: var(--primary);
}

/* ----------------------------
   الأزرار الثابتة للتواصل
----------------------------- */

.social-fixed {
  position: fixed;
  right: 16px;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 998;
}

.social-btn {
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  color: #fff;
  box-shadow: 0 12px 24px rgba(0,0,0,.25);
  min-width: 92px;
  text-align: center;
  transition: all var(--transition-fast);
  border: 1px solid rgba(255,255,255,.2);
}

.social-btn:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 16px 32px rgba(0,0,0,.35);
}

.social-btn.whatsapp {
  background-color: #25D366;
}
.social-btn.telegram {
  background-color: #0088CC;
}
.social-btn.instagram {
  background: radial-gradient(circle at 30% 30%, #fdf497 0%, #fd5949 40%, #d6249f 60%, #285AEB 100%);
}
.social-btn.tiktok {
  background-color: #000000;
}
.social-btn.twitter {
  background-color: #0f1419;
}
.social-btn.linkedin {
  background-color: #0077B5;
}

/* ----------------------------
   الهيرو (المقدمة العلوية)
----------------------------- */

.hero {
  background: linear-gradient(135deg, rgba(0,43,91,1) 0%, rgba(0,180,216,0.15) 60%);
  color: #fff;
  position: relative;
  padding-top: 140px;
  padding-bottom: 100px;
}

.hero-overlay {
  position: relative;
  z-index: 2;
}

.hero-top {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.site-logo {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-md);
  background-color: #fff;
  box-shadow: 0 20px 40px rgba(0,0,0,.4);
  object-fit: cover;
}

.hero-text {
  color: #fff;
}

.site-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.3;
  color: #fff;
  margin-bottom: 6px;
}

.site-subtitle {
  font-size: 1rem;
  font-weight: 400;
  opacity: .9;
  color: #fff;
}

.vision-box {
  background-color: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: 0 24px 48px rgba(0,0,0,.4);
  margin-bottom: 24px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  max-width: 700px;
}

.vision-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 10px;
}

.vision-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: #fff;
  opacity: .95;
  margin-bottom: 8px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* أزرار أساسية */
.btn {
  display: inline-block;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  padding: 12px 20px;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  border: 2px solid transparent;
  min-width: 150px;
}

.primary-btn {
  background-color: var(--accent);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 16px 32px rgba(0,0,0,.25);
}
.primary-btn:hover {
  background-color: var(--gold);
  color: var(--primary);
  box-shadow: 0 24px 48px rgba(0,0,0,.4);
}

.ghost-btn {
  background-color: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.7);
  box-shadow: 0 16px 32px rgba(0,0,0,.25);
}
.ghost-btn:hover {
  background-color: #fff;
  color: var(--primary);
  border-color: #fff;
  box-shadow: 0 24px 48px rgba(0,0,0,.4);
}

.wide-btn {
  width: 100%;
  font-size: 1rem;
}

/* ----------------------------
   شريط التنقل (Navbar)
----------------------------- */

.navbar {
  position: sticky;
  top: 0;
  z-index: 900;
  background-color: rgba(0,43,91,.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.1);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.navbar.scrolled {
  background-color: rgba(0,43,91,1);
  box-shadow: 0 20px 40px rgba(0,0,0,.4);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  color: #fff;
}

.brand-mini {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand-mini-logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background-color: #fff;
  box-shadow: 0 12px 24px rgba(0,0,0,.4);
}

.brand-mini-name {
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
}

.nav-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.nav-links a {
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.nav-links a:hover {
  background-color: var(--gold);
  color: var(--primary);
  border-color: var(--gold);
  box-shadow: 0 16px 32px rgba(0,0,0,.25);
}

/* ----------------------------
   الأقسام العامة
----------------------------- */

.section {
  padding: 80px 0;
  position: relative;
  color: var(--text-main);
  background-color: var(--bg-page);
  transition: background-color var(--transition-slow), color var(--transition-slow);
}

.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-main);
  text-align: center;
  margin-bottom: 12px;
  line-height: 1.4;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-light);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

/* ----------------------------
   الخدمات (بطاقات في شبكة Responsive)
----------------------------- */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(min(280px,100%),1fr));
  gap: 24px;
}

.service-card {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 24px;
  border: 1px solid var(--border-soft);
  transition: all var(--transition-med);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.service-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
  line-height: 1.4;
}
body.dark-mode .service-title {
  color: var(--gold);
}

.service-desc {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ----------------------------
   العروض والخصومات
----------------------------- */

.offers {
  background: linear-gradient(120deg, rgba(0,180,216,0.07) 0%, rgba(0,43,91,0.03) 100%);
}

.offers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(min(300px,100%),1fr));
  gap: 24px;
}

.offer-card {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 24px;
  border: 1px solid var(--border-soft);
  transition: all var(--transition-med);
}
.offer-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.offer-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 8px;
}

.offer-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.4;
}
body.dark-mode .offer-title {
  color: var(--gold);
}

.offer-badge {
  background-color: var(--gold);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0,0,0,.08);
  box-shadow: 0 10px 20px rgba(0,0,0,.2);
}

.offer-desc {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 20px;
}

.small-btn {
  font-size: 0.9rem;
  min-width: 140px;
  padding: 10px 16px;
}

/* ----------------------------
   الأسئلة الشائعة (FAQ)
----------------------------- */

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow var(--transition-med), transform var(--transition-med);
}
.faq-item.active {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.faq-question {
  width: 100%;
  background-color: transparent;
  color: var(--primary);
  font-weight: 600;
  font-size: 1rem;
  text-align: right;
  border: none;
  outline: none;
  padding: 16px 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  line-height: 1.5;
}
body.dark-mode .faq-question {
  color: var(--gold);
}
.faq-question::after {
  content: "＋";
  font-weight: 700;
  color: var(--accent);
  margin-right: 12px;
}
.faq-item.active .faq-question::after {
  content: "－";
  color: var(--gold);
}

.faq-answer {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.8;
  padding: 0 20px;
  border-top: 1px solid var(--border-soft);
  transition: all var(--transition-slow);
}
.faq-item.active .faq-answer {
  max-height: 200px;
  opacity: 1;
  padding-top: 16px;
  padding-bottom: 16px;
}

/* ----------------------------
   تجارب الطلاب (Slider)
----------------------------- */

.reviews {
  background: linear-gradient(180deg, rgba(0,180,216,0.07) 0%, rgba(248,250,252,0) 60%);
}

.reviews-wrapper {
  position: relative;
  overflow: hidden;
  max-width: 800px;
  margin: 0 auto;
}

.reviews-track {
  display: flex;
  transition: transform var(--transition-slow);
  will-change: transform;
}

.review-card {
  min-width: 100%;
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-soft);
  padding: 24px;
  text-align: center;
}

.review-text {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-main);
  line-height: 1.9;
  margin-bottom: 16px;
}
body.dark-mode .review-text {
  color: var(--gold);
}

.review-meta {
  font-size: 0.9rem;
  color: var(--text-light);
}

.review-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: var(--primary);
  color: #fff;
  border: none;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 38px;
  text-align: center;
  box-shadow: 0 16px 32px rgba(0,0,0,.4);
  transition: background-color var(--transition-fast);
}
.review-nav:hover {
  background-color: var(--gold);
  color: var(--primary);
}

.review-nav.prev { right: calc(100% - 38px); }
.review-nav.next { left: calc(100% - 38px); }

/* ----------------------------
   نماذج الانضمام والتواصل
----------------------------- */

.join {
  background-color: var(--bg-page);
  border-top: 1px solid var(--border-soft);
}

.contact {
  background-color: var(--bg-page);
  border-top: 1px solid var(--border-soft);
}

.contact-info {
  text-align: center;
  margin-bottom: 30px;
  color: var(--text-main);
}
.contact-info .accent-text {
  color: var(--accent);
  font-weight: 700;
}

.contact-form {
  background-color: var(--bg-card);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-width: 800px;
  margin: 0 auto;
  transition: box-shadow var(--transition-med), transform var(--transition-med);
}
.contact-form:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 16px;
}
.form-field {
  flex: 1;
  min-width: 220px;
  display: flex;
  flex-direction: column;
}
.form-field.full {
  flex: 100%;
  min-width: 100%;
}

label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}
body.dark-mode label {
  color: var(--gold);
}

input,
textarea {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
  background-color: var(--bg-card);
  color: var(--text-main);
  padding: 12px 14px;
  font-size: 0.95rem;
  line-height: 1.5;
  outline: none;
  transition: all var(--transition-fast);
  box-shadow: 0 8px 16px rgba(0,0,0,.03);
}
input:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 12px 24px rgba(0,180,216,.25);
}

.form-note {
  text-align: center;
  font-size: 0.8rem;
  margin-top: 12px;
  color: var(--text-light);
}

/* ----------------------------
   الفوتر
----------------------------- */

.site-footer {
  background: linear-gradient(135deg, rgba(0,43,91,1) 0%, rgba(0,180,216,0.15) 70%);
  color: #fff;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,.15);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
  padding-bottom: 30px;
}

.footer-brand {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  min-width: 220px;
  max-width: 320px;
  color: #fff;
}

.footer-logo {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  box-shadow: 0 16px 32px rgba(0,0,0,.4);
  object-fit: cover;
  background-color: #fff;
}

.footer-name {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
}
.footer-tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,.8);
  line-height: 1.5;
  margin-top: 4px;
}

.footer-links {
  list-style: none;
  display: grid;
  gap: 8px;
  min-width: 140px;
}
.footer-links a {
  color: #fff;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-links a:hover {
  color: var(--gold);
}

.footer-social {
  display: grid;
  gap: 8px;
  min-width: 140px;
}
.footer-social a {
  color: #fff;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: color var(--transition-fast);
}
.footer-social a:hover {
  color: var(--gold);
}

.footer-bottom {
  text-align: center;
  color: rgba(255,255,255,.8);
  font-size: 0.8rem;
  padding: 20px 10px 30px;
  border-top: 1px solid rgba(255,255,255,.15);
}
.footer-bottom p {
  margin-bottom: 8px;
}
.footer-madeby {
  font-size: 0.75rem;
  color: rgba(255,255,255,.6);
}

/* ----------------------------
   تأثيرات الظهور الناعم
----------------------------- */

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.fade-in.show {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0);  }
}

/* ----------------------------
   الريسبونسيف (Responsiveness)
----------------------------- */

/* أقل من 1024px */
@media (max-width: 1024px) {
  .hero {
    padding-top: 120px;
    padding-bottom: 80px;
  }

  .site-title {
    font-size: 1.7rem;
  }

  .nav-links {
    gap: 12px;
  }
}

/* أقل من 768px (تابلت وجوال) */
@media (max-width: 768px) {

  .social-fixed {
    display: none;
  }

  .hero-top {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .site-logo {
    width: 100px;
    height: 100px;
  }

  .site-title {
    font-size: 1.5rem;
    text-align: center;
  }

  .site-subtitle {
    font-size: 0.9rem;
    text-align: center;
  }

  .vision-box {
    max-width: 100%;
  }

  .cta-row {
    justify-content: center;
  }

  .nav-inner {
    flex-direction: column;
    gap: 12px;
  }

  .nav-links {
    justify-content: center;
    flex-wrap: wrap;
  }

  .review-nav.prev {
    right: 8px;
  }
  .review-nav.next {
    left: 8px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-links,
  .footer-social {
    text-align: center;
  }

  #darkToggle,
  #toTop {
    left: 16px;
    bottom: 16px;
  }
  #toTop {
    bottom: 70px;
  }
}

/* أقل من 400px (موبايل صغير) */
@media (max-width: 400px) {
  .btn {
    min-width: unset;
    width: 100%;
  }
}