@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ===== TOKENS ===== */
:root {
  --bg: #0a0a0a;
  --bg-card: #111111;
  --bg-hover: #181818;
  --border: rgba(255,255,255,0.07);
  --border-hover: rgba(255,255,255,0.14);
  --text: #e8e8e8;
  --text-dim: #888888;
  --text-muted: #555555;
  --white: #ffffff;
  --radius: 12px;
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ===== RESET ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);line-height:1.7}
img{max-width:100%;display:block}
a{color:var(--text);text-decoration:none}
button{font-family:inherit}

.container{max-width:1060px;margin:0 auto;padding:0 28px}

/* ===== NAV ===== */
.site-header{
  position:fixed;top:0;left:0;width:100%;z-index:100;
  background:rgba(10,10,10,0.8);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.nav-logo{font-size:1.1rem;font-weight:700;letter-spacing:-0.04em;color:var(--white)}
.nav-logo span{opacity:0.3}

.nav-links{display:flex;gap:28px;list-style:none}
.nav-links a{font-size:0.8rem;font-weight:500;color:var(--text-dim);transition:color 0.25s var(--ease)}
.nav-links a:hover{color:var(--white)}

.nav-socials{display:flex;gap:10px}
.nav-socials a{
  width:32px;height:32px;display:flex;align-items:center;justify-content:center;
  border-radius:8px;color:var(--text-dim);
  transition:color 0.25s var(--ease), background 0.25s var(--ease);
}
.nav-socials a:hover{color:var(--white);background:rgba(255,255,255,0.06)}
.nav-socials svg{width:15px;height:15px}

.mobile-toggle{display:none;background:none;border:none;color:var(--text);cursor:pointer;padding:6px}
.mobile-toggle svg{width:22px;height:22px}

/* ===== HERO ===== */
.hero{
  min-height:100vh;display:flex;align-items:center;
  padding-top:60px;
  position:relative;
  overflow:hidden;
}
.hero .container{
  position:relative;
  z-index:2;
}
.hero-bg-canvas{
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:100%;
  z-index:1;
  pointer-events:none;
}
.hero-grid{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:56px;
  align-items:center;
}
.hero-avatar{
  width:220px;height:220px;border-radius:50%;
  object-fit:cover;
  border:2px solid var(--border);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.02), 0 10px 30px rgba(0, 0, 0, 0.5);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
  /* Force hardware acceleration for high-quality downscaling & anti-aliasing */
  transform: translateZ(0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
.hero-avatar:hover{
  transform: scale(1.02) translateZ(0);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.05), 0 15px 40px rgba(0, 0, 0, 0.6);
}

.hero-name{
  font-size:clamp(2.2rem,5vw,3.2rem);
  font-weight:800;letter-spacing:-0.04em;
  line-height:1.1;margin-bottom:12px;color:var(--white);
}
.hero-title{
  font-size:0.9rem;color:var(--text-dim);
  font-weight:400;margin-bottom:24px;
  letter-spacing:0.01em;
}
.hero-bio{
  font-size:0.95rem;color:var(--text-dim);
  max-width:520px;line-height:1.8;
}
.hero-cta{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 22px;font-size:0.8rem;font-weight:600;
  border-radius:8px;border:none;cursor:pointer;
  transition:all 0.25s var(--ease);letter-spacing:0.01em;
}
.btn-white{background:var(--white);color:#0a0a0a}
.btn-white:hover{background:#e0e0e0;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text-dim);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--border-hover);color:var(--white);transform:translateY(-1px)}
.btn-check{
  background:rgba(255,255,255,0.06);color:var(--text);
  border:1px solid var(--border);
}
.btn-check:hover{background:rgba(255,255,255,0.1);border-color:var(--border-hover);color:var(--white);transform:translateY(-1px)}
.btn svg{flex-shrink:0}

/* ===== SECTION HEADERS ===== */
section{padding:80px 0}
.section-tag{
  font-size:0.65rem;font-weight:600;letter-spacing:3px;
  text-transform:uppercase;color:var(--text-muted);margin-bottom:10px;
}
.section-heading{
  font-size:clamp(1.6rem,3.5vw,2.2rem);
  font-weight:800;letter-spacing:-0.035em;
  line-height:1.15;margin-bottom:8px;color:var(--white);
}
.section-desc{font-size:0.9rem;color:var(--text-dim);max-width:480px}

/* ===== DETAILS CARD ===== */
.details-section{padding-top:20px;padding-bottom:80px}
.details-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:36px 40px;
}
.details-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.detail-label{
  font-size:0.6rem;font-weight:600;letter-spacing:2.5px;
  text-transform:uppercase;color:var(--text-muted);margin-bottom:4px;
}
.detail-value{font-size:0.88rem;font-weight:500;color:var(--text)}
.detail-value a{
  color:var(--text);border-bottom:1px dashed var(--text-muted);
  transition:border-color 0.2s var(--ease);
}
.detail-value a:hover{border-bottom-color:var(--white)}

/* ===== ACHIEVEMENTS ===== */
.achievements-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:40px}

.achievement-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;
  transition:border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.achievement-card:hover{border-color:var(--border-hover);transform:translateY(-2px)}

.achievement-img-wrap{overflow:hidden;height:200px}
.achievement-img{
  width:100%;height:100%;object-fit:cover;
  filter:grayscale(40%) brightness(0.9);
  transition:all 0.5s var(--ease);
}
.achievement-card:hover .achievement-img{filter:grayscale(10%) brightness(1);transform:scale(1.03)}

.achievement-body{padding:24px 28px}
.achievement-headline{font-size:1.05rem;font-weight:700;margin-bottom:10px;letter-spacing:-0.01em;color:var(--white)}
.achievement-teaser{font-size:0.85rem;color:var(--text-dim);line-height:1.75;margin-bottom:16px}
.achievement-card { cursor: pointer; }

.read-more-btn{
  background:none;border:none;color:var(--text-muted);
  font-size:0.78rem;font-weight:600;cursor:pointer;
  display:inline-flex;align-items:center;gap:5px;padding:0;
  transition:color 0.2s var(--ease);letter-spacing:0.02em;
  pointer-events: none; /* Card handles the click */
}
.achievement-card:hover .read-more-btn { color: var(--white); }
.read-more-btn svg{width:14px;height:14px;transition:transform 0.3s var(--ease)}
.achievement-card:hover .read-more-btn svg { transform: translateX(3px); }

/* ===== MODALS ===== */
.modal-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  z-index: 1000; display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity 0.4s var(--ease);
  padding: 20px;
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }
.modal-content {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  width: 100%; max-width: 800px; max-height: 90vh; overflow-y: auto; position: relative;
  transform: translateY(30px) scale(0.95); transition: transform 0.4s var(--ease);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.modal-overlay.active .modal-content { transform: translateY(0) scale(1); }
.modal-close {
  position: absolute; top: 20px; right: 20px; background: rgba(255, 255, 255, 0.1);
  border: none; color: var(--white); width: 36px; height: 36px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  transition: background 0.2s var(--ease); z-index: 10;
}
.modal-close:hover { background: rgba(255, 255, 255, 0.2); }
.modal-close svg { width: 18px; height: 18px; }
.modal-body { padding: 40px; }
.modal-title { font-size: 1.8rem; font-weight: 800; color: var(--white); margin-bottom: 20px; letter-spacing: -0.02em; padding-right: 40px; }
.modal-hero-img { width: 100%; height: auto; border-radius: 8px; margin-bottom: 24px; border: 1px solid var(--border); }
.modal-text { font-size: 0.95rem; color: var(--text-dim); line-height: 1.8; }
.modal-text p { margin-bottom: 16px; }
.modal-text ul { margin-bottom: 16px; padding-left: 0; list-style: none; }
.modal-text li { position: relative; margin-bottom: 12px; padding-left: 24px; }
.modal-text li::before { content: "•"; position: absolute; left: 0; color: var(--white); font-size: 1.2rem; line-height: 1; }
.modal-text strong { color: var(--white); font-weight: 600; }

/* ===== CERTIFICATIONS ===== */
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:40px}

/* Collapse state for certifications (shows exactly 2 rows on all devices) */
.cert-grid.collapsed .cert-card:nth-child(n+9) {
  display: none;
}

@media(max-width: 900px) {
  .cert-grid.collapsed .cert-card:nth-child(n+5) {
    display: none;
  }
}

@media(max-width: 600px) {
  .cert-grid.collapsed .cert-card:nth-child(n+3) {
    display: none;
  }
}

.cert-actions {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.cert-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;
  transition:border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.cert-card:hover{border-color:var(--border-hover);transform:translateY(-2px)}

.cert-img-wrap{overflow:hidden;height:160px}
.cert-img{
  width:100%;height:100%;object-fit:cover;
  transition:all 0.5s var(--ease);
}
.cert-card:hover .cert-img{transform:scale(1.03)}

.cert-body{padding:22px 24px;flex:1;display:flex;flex-direction:column}
.cert-title{font-size:0.95rem;font-weight:700;margin-bottom:8px;color:var(--white);letter-spacing:-0.01em}
.cert-desc{font-size:0.82rem;color:var(--text-dim);line-height:1.75;flex:1;margin-bottom:18px}
.cert-body .btn{align-self:flex-start}

/* ===== FEATURED WORK ===== */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.featured-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.featured-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(180deg, rgba(255,255,255,0.02) 0%, transparent 100%);
  opacity: 0; transition: opacity 0.3s var(--ease);
  pointer-events: none;
}
.featured-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}
.featured-card:hover::before {
  opacity: 1;
}
.featured-badge {
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.featured-client {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.featured-tech {
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.featured-desc {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.75;
  margin-bottom: 24px;
  flex: 1;
}
.featured-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* ===== VISION ===== */
.vision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}

.vision-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:32px;
  transition:border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.vision-card:hover{border-color:var(--border-hover);transform:translateY(-2px)}
.vision-card h3{font-size:1.1rem;font-weight:700;margin-bottom:14px;color:var(--white);letter-spacing:-0.01em}
.vision-card p{font-size:0.88rem;color:var(--text-dim);line-height:1.8}

/* ===== FOOTER ===== */
.site-footer{border-top:1px solid var(--border);padding:36px 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}
.footer-copy{font-size:0.78rem;color:var(--text-muted)}
.footer-links{display:flex;gap:20px}
.footer-links a{font-size:0.78rem;color:var(--text-muted);font-weight:500;transition:color 0.2s var(--ease)}
.footer-links a:hover{color:var(--white)}

/* ===== FADE ANIMATION ===== */
.fade-up{opacity:0;transform:translateY(20px);transition:opacity 0.6s ease-out,transform 0.6s ease-out}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;text-align:center;gap:32px}
  .hero-avatar{margin:0 auto;width:180px;height:180px}
  .hero-bio{margin:0 auto}
  .hero-cta{justify-content:center}
  .achievements-grid{grid-template-columns:1fr}
  .featured-grid{grid-template-columns:1fr 1fr}
  .vision-grid{grid-template-columns:1fr}
  .cert-grid{grid-template-columns:1fr 1fr}
  .details-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .mobile-toggle{display:block}
  .nav-links.open{
    display:flex;flex-direction:column;
    position:absolute;top:60px;left:0;right:0;
    background:rgba(10,10,10,0.96);backdrop-filter:blur(20px);
    padding:20px 28px;gap:16px;border-bottom:1px solid var(--border);
  }
}
@media(max-width:600px){
  section{padding:56px 0}
  .container{padding:0 18px}
  .hero-avatar{width:150px;height:150px}
  .details-card{padding:24px}
  .details-grid{grid-template-columns:1fr}
  .featured-grid{grid-template-columns:1fr}
  .cert-grid{grid-template-columns:1fr}
  .vision-card{padding:24px}
  .modal-body { padding: 24px; }
  .modal-title { font-size: 1.4rem; }
}

/* ===== LANGUAGE SWITCHER ===== */
.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-switcher {
  position: relative;
}

.lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.lang-trigger:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--white);
}

.lang-globe-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.lang-chevron-icon {
  width: 10px;
  height: 10px;
  opacity: 0.5;
  transition: transform 0.25s var(--ease);
  flex-shrink: 0;
}

.lang-trigger[aria-expanded="true"] .lang-chevron-icon {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 150px;
  background: rgba(17, 17, 17, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 6px;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
  z-index: 110;
}

.lang-dropdown.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.lang-opt {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  display: flex;
  align-items: center;
  gap: 8px;
}

.lang-opt:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.lang-opt.selected {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border-left: 2px solid var(--white);
}

@media(max-width: 480px) {
  .nav-socials {
    display: none;
  }
}

/* ===== RIGHT-TO-LEFT (RTL) OVERRIDES ===== */
html[dir="rtl"] {
  text-align: right;
}

html[dir="rtl"] body {
  font-family: 'Cairo', 'Inter', sans-serif;
  text-align: right;
}

html[dir="rtl"] .lang-dropdown {
  right: auto;
  left: 0;
}

html[dir="rtl"] .lang-opt {
  text-align: right;
}

html[dir="rtl"] .lang-opt.selected {
  border-left: none;
  border-right: 2px solid var(--white);
}

html[dir="rtl"] .read-more-btn svg {
  transform: scaleX(-1);
}

html[dir="rtl"] .achievement-card:hover .read-more-btn svg {
  transform: scaleX(-1) translateX(3px);
}

html[dir="rtl"] .modal-close {
  right: auto;
  left: 20px;
}

html[dir="rtl"] .modal-title {
  padding-right: 0;
  padding-left: 40px;
}

html[dir="rtl"] .modal-text li {
  padding-left: 0;
  padding-right: 24px;
}

html[dir="rtl"] .modal-text li::before {
  left: auto;
  right: 0;
}

/* ===== SKELETON LOADING EFFECTS ===== */
.skeleton {
  position: relative !important;
  overflow: hidden !important;
  background: #181818 !important;
  border-color: rgba(255, 255, 255, 0.05) !important;
  color: transparent !important;
  box-shadow: none !important;
  pointer-events: none !important;
  user-select: none !important;
  border-radius: 8px; /* Safe default radius for text elements */
}

/* Structural shape overrides */
.hero-avatar.skeleton {
  border-radius: 50% !important;
}
.details-card.skeleton, 
.achievement-card.skeleton, 
.featured-card.skeleton, 
.cert-card.skeleton, 
.vision-card.skeleton {
  border-radius: var(--radius) !important;
}

.skeleton::after {
  content: "" !important;
  position: absolute !important;
  top: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  left: 0 !important;
  transform: translateX(-100%) !important;
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.03) 20%,
    rgba(255, 255, 255, 0.08) 60%,
    rgba(255, 255, 255, 0) 100%
  ) !important;
  animation: skeleton-shimmer 1.6s infinite !important;
}

@keyframes skeleton-shimmer {
  100% {
    transform: translateX(100%);
  }
}

/* Hide all children elements completely during skeleton state */
.skeleton > *,
.skeleton img,
.skeleton svg,
.skeleton span,
.skeleton a,
.skeleton button,
.skeleton strong {
  opacity: 0 !important;
  visibility: hidden !important;
}

/* High-end smooth transition once the skeleton state is deactivated */
.skeleton-transition {
  transition: background-color 0.6s var(--ease), 
              border-color 0.6s var(--ease), 
              color 0.6s var(--ease), 
              box-shadow 0.6s var(--ease) !important;
}