:root {
  --primary-blue: #0033aa;
  --primary-dark: #002255;
  --turquoise-green: #10b981;
  --turquoise-hover: #059669;
  --text-dark: #0f172a;
  --text-muted: #475569;
  --bg-page: #ffffff;      /* רקע לבן מלא לעמוד */
  --card-bg: #ffffff;
}

body {
  margin: 0;
  font-family: 'Assistant', sans-serif;
  color: var(--text-dark);
  background-color: var(--bg-page);
  line-height: 1.6;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* =========================================
   Hero ראשי לעמוד פרויקטים (רקע לבן ונקי)
========================================= */
.projects-hero {
  padding: 5rem 0 3rem 0;
  background-color: var(--bg-page);
  text-align: center;
  border-bottom: 1px solid #f1f5f9;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--primary-dark);
  margin: 0 0 1rem 0;
  line-height: 1.15;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto;
  line-height: 1.7;
}

/* =========================================
   כפתורי סינון (Filter Tabs)
========================================= */
.projects-section {
  padding: 3.5rem 0 6rem 0;
  background-color: var(--bg-page);
}

.filter-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 3.5rem;
}

.filter-btn {
  background: var(--card-bg);
  border: 1.5px solid #e2e8f0;
  color: var(--text-muted);
  padding: 0.65rem 1.6rem;
  border-radius: 30px;
  font-size: 1rem;
  font-family: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s ease;
}

.filter-btn:hover {
  border-color: var(--primary-blue);
  color: var(--primary-blue);
  transform: translateY(-2px);
}

.filter-btn.active {
  background-color: var(--primary-blue);
  border-color: var(--primary-blue);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(0, 51, 170, 0.2);
}

/* =========================================
   גריד כרטיסיות (Outline כחול במקור -> ירוק בריחוף)
========================================= */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2.5rem;
}

.project-card {
  background: var(--card-bg);
  border-radius: 18px;
  /* Outline כחול קבוע מראש */
  border: 2px solid var(--primary-blue);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 51, 170, 0.05);
  display: flex;
  flex-direction: column;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), 
              box-shadow 0.35s ease, 
              border-color 0.3s ease, 
              opacity 0.35s ease;
  cursor: pointer;
}

/* בעת מעבר עכבר: ה-Outline הופך לירוק, כולל צל תואם */
.project-card:hover {
  transform: translateY(-7px);
  border-color: var(--turquoise-green); /* שינוי המסגרת לירוק */
  box-shadow: 0 16px 32px rgba(16, 185, 129, 0.15);
}

.card-img-container {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
  background-color: #f1f5f9;
  border-bottom: 1px solid #f1f5f9;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .card-img {
  transform: scale(1.06);
}

.card-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background-color: rgba(0, 34, 85, 0.88);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.3rem 0.85rem;
  border-radius: 20px;
  transition: background-color 0.3s ease;
}

/* התגית בתמונה מקבלת גוון ירוק בריחוף */
.project-card:hover .card-badge {
  background-color: var(--turquoise-green);
}

.card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin: 0 0 0.75rem 0;
  line-height: 1.3;
  transition: color 0.3s ease;
}

/* הכותרת הופכת לירוקה בריחוף */
.project-card:hover .card-title {
  color: var(--turquoise-green);
}

.card-excerpt {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0 0 1.5rem 0;
  flex-grow: 1;
}

.btn-read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  border: none;
  color: var(--primary-blue);
  font-family: inherit;
  font-weight: 800;
  font-size: 1rem;
  padding: 0;
  cursor: pointer;
  transition: gap 0.2s ease, color 0.3s ease;
  align-self: flex-start;
}

.btn-read-more .material-symbols-outlined {
  font-size: 19px;
  transition: transform 0.2s ease;
}

/* הטקסט והחץ בכפתור הופכים לירוק וזזים מעט */
.project-card:hover .btn-read-more {
  color: var(--turquoise-green);
  gap: 0.75rem;
}

.project-card:hover .btn-read-more .material-symbols-outlined {
  transform: translateX(-4px);
}

/* =========================================
   חלון מודאל / פופ-אפ (Modal Window)
========================================= */
.project-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 1.5rem;
  box-sizing: border-box;
}

.project-modal.open {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(6px);
}

.modal-window {
  position: relative;
  background: #ffffff;
  width: 100%;
  max-width: 680px;
  border-radius: 20px;
  overflow: hidden;
  border: 2px solid var(--primary-blue);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
  transform: translateY(30px) scale(0.95);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 2;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.project-modal.open .modal-window {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1rem;
  left: 1rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.6);
  border: none;
  color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.modal-close-btn:hover {
  background-color: rgba(15, 23, 42, 0.9);
  transform: rotate(90deg);
}

.modal-image-wrapper {
  position: relative;
  width: 100%;
  height: 280px;
  background-color: #0f172a;
  flex-shrink: 0;
}

.modal-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-badge {
  position: absolute;
  bottom: 1rem;
  right: 1.5rem;
  background: var(--turquoise-green);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.9rem;
  padding: 0.35rem 1rem;
  border-radius: 20px;
}

.modal-content {
  padding: 2.25rem;
  overflow-y: auto;
}

.modal-content h2 {
  font-size: 1.9rem;
  font-weight: 900;
  color: var(--primary-dark);
  margin: 0 0 1rem 0;
  line-height: 1.25;
}

.modal-divider {
  width: 50px;
  height: 4px;
  background: var(--primary-blue);
  border-radius: 2px;
  margin-bottom: 1.5rem;
}

.modal-content p {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin: 0;
}

/* =========================================
   התאמות למובייל
========================================= */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.4rem;
  }

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

  .modal-image-wrapper {
    height: 200px;
  }

  .modal-content {
    padding: 1.5rem;
  }

  .modal-content h2 {
    font-size: 1.5rem;
  }
}