:root {
  --header-offset-desktop: 165px;
  --header-offset-mobile: 95px;
}

/* =========================================
   1. قسم الهيرو (Hero Section)
========================================= */
.projects-hero-section {
  position: relative;
  padding-top: var(--header-offset-desktop);
  background: var(--color-bg);
}

.projects-hero-bg {
  min-height: 42vh;
  display: flex;
  align-items: center;
  position: relative;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.projects-hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.62), rgba(0,0,0,0.52)),
    radial-gradient(circle at 20% 20%, rgba(109, 59, 23, 0.16), transparent 28%),
    radial-gradient(circle at 80% 30%, rgba(109, 59, 23, 0.12), transparent 30%);
  z-index: 0;
}

.projects-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 44px 0;
}

.projects-hero-title {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: clamp(2.6rem, 5vw, 4.6rem);
  line-height: 1.02;
  margin-bottom: 18px;
}

.projects-hero-text {
  max-width: 920px;
  margin: 0 auto;
  color: var(--color-text-muted);
  line-height: 1.95;
  font-size: 1.05rem;
}

/* =========================================
   2. قسم المشاريع والأزرار الفلترة (Tabs)
========================================= */
.projects-page-section {
  padding: 54px 0 90px;
  background:
    radial-gradient(circle at 20% 20%, rgba(109, 59, 23, 0.10), transparent 26%),
    radial-gradient(circle at 80% 30%, rgba(109, 59, 23, 0.08), transparent 28%),
    var(--color-bg);
}

.projects-tabs {
  border-bottom: 1px solid var(--color-border);
  gap: 10px;
}

.projects-tabs .nav-link {
  color: var(--color-primary) !important;
  background: rgba(255,255,255,0.03) !important;
  border: 1px solid var(--color-border) !important;
  border-radius: var(--radius-pill) !important;
  padding: 12px 20px !important;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.projects-tabs .nav-link:hover,
.projects-tabs .nav-link.active,
.projects-tabs .nav-link:focus {
  background-color: var(--color-primary) !important;
  color: #fff !important;
  border-color: var(--color-primary) !important;
  box-shadow: var(--glow-soft) !important;
  transform: translateY(-2px);
}

/* =========================================
   3. كروت المشاريع (تعديل الأزرار لتعمل بدقة)
========================================= */
.project-card {
  height: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

/* 🟢 الحل الأكيد لمشكلة النقر: تحييد أي طبقة تظليل تغطي الزر */
.project-card::after,
.project-card::before {
  pointer-events: none !important;
}

.project-card:hover {
  transform: translateY(-6px) scale(1.015);
  border-color: rgba(109, 59, 23, 0.30);
  box-shadow: var(--shadow-md), var(--glow-soft);
}

/* 🟢 رفع أولوية الصورة لتكون قابلة للتفاعل */
.project-card .card-img-top {
  height: 300px;
  width: 100%;
  object-fit: cover;
  object-position: center;
  background: rgba(255,255,255,0.03);
  transition: transform var(--transition-slow), filter var(--transition-slow);
  position: relative;
  z-index: 1;
}

.project-card:hover .card-img-top {
  transform: scale(1.05);
  filter: saturate(1.05);
}

/* 🟢 رفع أولوية محتوى الكرت (الزر والنص) ليكون فوق أي طبقات أخرى */
.project-card .card-body {
  padding: 20px 18px;
  text-align: center;
  background: transparent;
  position: relative;
  z-index: 5; /* لحماية الأزرار من التغطية */
}

.project-card .card-title {
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 1.35rem;
  line-height: 1.15;
}

.project-details-btn {
  appearance: none;
  -webkit-appearance: none;
  min-height: 48px;
  padding: 0 22px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-strong);
  background: rgba(255,255,255,0.04);
  color: var(--color-text);
  cursor: pointer;
  position: relative;
  z-index: 10; /* توكيد إضافي لقابلية النقر */
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.project-details-btn:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  box-shadow: var(--glow-soft);
  transform: translateY(-2px);
}

/* =========================================
   4. المودال الرئيسي (تفاصيل المشروع)
========================================= */

/* 🟢 الحل الصحيح لإنزال المودال 30 بكسل (استبدال margin-top: 200px) */
.project-modal .modal-content,
.lightbox-modal .modal-content {
  position: relative !important;
  top: 15vh !important; 
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.project-modal .modal-header {
  border-bottom: 1px solid var(--color-border);
  background: rgba(255,255,255,0.02);
}

.project-modal .modal-title {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 1.8rem;
}

.project-modal .btn-close {
  margin: 0;
  filter: invert(1);
  opacity: 0.8;
}

.project-modal .modal-body {
  color: var(--color-text-muted);
}

.project-modal-description {
  line-height: 1.95;
  margin: 0;
}

.project-modal-image {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  background: rgba(255,255,255,0.03);
}

/* =========================================
   5. تنسيق ألبوم الصور المصغرة داخل المودال (الجديد)
========================================= */
.album-thumb-wrapper {
  border-radius: var(--radius-md, 12px);
  background: rgba(255,255,255,0.03);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.album-thumb-wrapper:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.3);
  border-color: var(--color-primary) !important;
}

/* =========================================
   6. تنسيق السلايدر المنبثق الفاخر (Lightbox)
========================================= */
.lightbox-modal {
  z-index: 2600 !important; 
  background: rgba(5, 5, 5, 0.96) !important;
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
}

.lightbox-modal .modal-content {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
}

.lightbox-modal .btn-close-white {
  position: absolute;
  top: -45px;
  right: 0;
  z-index: 2610;
  filter: invert(1);
  opacity: 1;
  background-color: rgba(255,255,255,0.1);
  border-radius: 50%;
  padding: 10px;
  transition: all var(--transition-fast);
}

.lightbox-modal .btn-close-white:hover {
  background-color: var(--color-primary);
  transform: scale(1.1);
}

.lightbox-modal .carousel-control-prev-icon,
.lightbox-modal .carousel-control-next-icon {
  width: 3.5rem;
  height: 3.5rem;
  background-color: rgba(0,0,0,0.5);
  border-radius: 50%;
  background-size: 50%;
}

.projects-page-section .alert-warning {
  background: rgba(109, 59, 23, 0.12);
  color: var(--color-text);
  border: 1px solid rgba(109, 59, 23, 0.22);
  border-radius: var(--radius-md);
}

/* =========================================
   7. التجاوب مع الشاشات (Responsive)
========================================= */
@media (max-width: 991px) {
  .projects-hero-section {
    padding-top: var(--header-offset-mobile);
  }

  .projects-hero-bg {
    min-height: 34vh;
  }
}

@media (max-width: 768px) {
  .projects-page-section {
    padding: 40px 0 70px;
  }

  .project-card .card-img-top {
    height: 240px;
  }
  
  .lightbox-modal .carousel-item img {
    max-height: 60vh !important;
  }
}