:root {
  --blue: #0575e6;
  --blue-dark: #021b79;
  --blue-soft: #e8f2fc;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --surface: #ffffff;
  --page: #f4f8fc;
  --shadow: 0 12px 40px rgba(2, 27, 121, 0.1);
  --radius: 18px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  direction: rtl;
  font-family: "Cairo", sans-serif;
  background:
    radial-gradient(circle at 12% 8%, rgba(5, 117, 230, 0.12), transparent 36%),
    radial-gradient(circle at 88% 0%, rgba(2, 27, 121, 0.08), transparent 30%),
    linear-gradient(180deg, #eef5fc 0%, var(--page) 42%, #ffffff 100%);
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  text-decoration: none;
}

/* ========== NAV ========== */
.project-nav {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  padding: 0.85rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.project-nav .brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--blue-dark);
  font-weight: 700;
  font-size: 1.05rem;
}

.project-nav .brand img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 2px solid var(--blue);
  object-fit: cover;
}

.project-nav .nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  justify-content: flex-end;
  list-style: none;
  margin: 0;
  padding: 0;
}

.project-nav .nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.92rem;
  transition: 0.25s ease;
}

.project-nav .nav-links a:hover,
.project-nav .nav-links a.active {
  background: var(--blue);
  color: #fff;
}

/* ========== HERO ========== */
.page-hero {
  padding: 4.5rem 0 3rem;
  position: relative;
}

.page-hero .hero-card {
  background: linear-gradient(135deg, rgba(5, 117, 230, 0.95), rgba(2, 27, 121, 0.92));
  border-radius: 28px;
  padding: 2.75rem 2rem;
  color: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}

.page-hero .hero-card::before {
  content: "";
  position: absolute;
  inset: auto -10% -40% auto;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.18), transparent 70%);
  pointer-events: none;
}

.page-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.page-hero p {
  max-width: 680px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.tech-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.tech-row span {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.btn-main,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 1.25rem;
  border-radius: 12px;
  font-weight: 700;
  transition: 0.25s ease;
}

.btn-main {
  background: #fff;
  color: var(--blue-dark);
}

.btn-main:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  color: var(--blue);
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

/* ========== SECTION ========== */
.projects-section {
  padding: 1rem 0 4.5rem;
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.section-head h2 {
  color: var(--blue-dark);
  font-size: 1.55rem;
  font-weight: 800;
}

.section-head p {
  color: var(--muted);
  margin: 0.25rem 0 0;
}

.project-count {
  background: var(--blue-soft);
  color: var(--blue);
  font-weight: 700;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  font-size: 0.9rem;
}

/* ========== GRID ========== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.35rem;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.04);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  animation: rise 0.55s ease both;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
}

.project-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #dbeafe;
}

.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}

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

.project-media .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(2, 27, 121, 0.55));
  opacity: 0;
  transition: 0.3s ease;
}

.project-card:hover .project-media .overlay {
  opacity: 1;
}

.project-body {
  padding: 1.15rem 1.2rem 1.35rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.55rem;
}

.project-body h3 {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--ink);
  margin: 0;
}

.project-body p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.7;
  margin: 0;
  flex: 1;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.2rem 0 0.4rem;
}

.project-meta span {
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.22rem 0.55rem;
  border-radius: 999px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.35rem;
  width: 100%;
  padding: 0.7rem 1rem;
  border-radius: 12px;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
  transition: 0.25s ease;
}

.project-link:hover {
  background: var(--blue-dark);
  color: #fff;
}

/* ========== EMPTY / SOON ========== */
.empty-state {
  background: var(--surface);
  border: 1px dashed #bfd4ee;
  border-radius: 24px;
  padding: 3rem 1.5rem;
  text-align: center;
  box-shadow: 0 8px 30px rgba(5, 117, 230, 0.06);
}

.empty-state .icon-wrap {
  width: 78px;
  height: 78px;
  margin: 0 auto 1.1rem;
  border-radius: 20px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  font-size: 1.8rem;
}

.empty-state h3 {
  color: var(--blue-dark);
  font-weight: 800;
  margin-bottom: 0.55rem;
}

.empty-state p {
  color: var(--muted);
  max-width: 520px;
  margin: 0 auto 1.4rem;
  line-height: 1.8;
}

.skills-panel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.75rem;
}

.skill-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.25rem;
  transition: 0.25s ease;
}

.skill-box:hover {
  border-color: #9ec5f1;
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.skill-box i {
  color: var(--blue);
  font-size: 1.4rem;
  margin-bottom: 0.65rem;
}

.skill-box h4 {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 0.35rem;
}

.skill-box p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.65;
  margin: 0;
}

/* ========== FOOTER ========== */
.project-footer {
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.75);
  padding: 1.5rem 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
}

.project-footer a {
  color: var(--blue);
  font-weight: 700;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.projects-grid .project-card:nth-child(1) { animation-delay: 0.02s; }
.projects-grid .project-card:nth-child(2) { animation-delay: 0.06s; }
.projects-grid .project-card:nth-child(3) { animation-delay: 0.1s; }
.projects-grid .project-card:nth-child(4) { animation-delay: 0.14s; }
.projects-grid .project-card:nth-child(5) { animation-delay: 0.18s; }
.projects-grid .project-card:nth-child(6) { animation-delay: 0.22s; }
.projects-grid .project-card:nth-child(7) { animation-delay: 0.26s; }
.projects-grid .project-card:nth-child(8) { animation-delay: 0.3s; }
.projects-grid .project-card:nth-child(9) { animation-delay: 0.34s; }

@media (max-width: 991px) {
  .projects-grid,
  .skills-panel {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-hero {
    padding-top: 3rem;
  }
}

@media (max-width: 767px) {
  .project-nav .nav-links {
    justify-content: flex-start;
    margin-top: 0.75rem;
  }

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

  .page-hero .hero-card {
    padding: 2rem 1.25rem;
    border-radius: 22px;
  }

  .section-head {
    align-items: flex-start;
  }
}