/* ─────────────────────────────────────
   Ahmed Elseny — elseny.com
   Dark luxury Arabic-first landing page
   ───────────────────────────────────── */

/* ─── Variables ─── */
:root {
  --bg-primary:    #0D1117;
  --bg-secondary:  #161B22;
  --bg-tertiary:   #21262D;
  --accent:        #2563EB;
  --accent-hover:  #3B82F6;
  --accent-glow:   rgba(37, 99, 235, 0.15);
  --accent-border: rgba(37, 99, 235, 0.4);
  --text-primary:  #F0F6FC;
  --text-secondary:#8B949E;
  --text-muted:    #484F58;
  --border-subtle: rgba(240, 246, 252, 0.1);

  /* Legacy aliases kept for compatibility */
  --black:      #0D1117;
  --card:       #161B22;
  --border:     rgba(240, 246, 252, 0.1);
  --border-mid: rgba(240, 246, 252, 0.15);
  --white:      #F0F6FC;
  --muted:      #8B949E;
  --muted-light:#aaaaaa;

  --font-arabic: 'Cairo', 'Tajawal', sans-serif;
  --font-serif:  'Playfair Display', Georgia, serif;

  --nav-h: 68px;
  --radius: 12px;
  --transition: 0.22s ease;
}

/* ─── Reset ─── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg-primary);
  color: var(--white);
  font-family: var(--font-arabic);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Grain texture overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.032;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

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

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ─── Utility ─── */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-arabic);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 48px;
}

.eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: rgba(240, 246, 252, 0.75);
  margin-bottom: 20px;
  font-weight: 500;
}

/* ─── Buttons ─── */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-arabic);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  border: none;
  text-align: center;
}

.btn-primary {
  background: var(--accent);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35);
}

.btn-large {
  padding: 18px 48px;
  font-size: 1.05rem;
}

.btn-nav {
  background: var(--accent);
  color: #ffffff;
  padding: 10px 22px;
  font-size: 0.88rem;
}

.btn-nav:hover {
  background: var(--accent-hover);
}

/* ─── Navigation ─── */
#nav {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background 0.3s ease, backdrop-filter 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}

#nav.scrolled {
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.01em;
}

/* ─── Hero ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow: hidden;
  padding-top: var(--nav-h);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
  transform: scale(1.04);
  transition: transform 8s ease;
}

.hero.loaded .hero-bg {
  transform: scale(1);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(10,10,10,0.88) 0%,
    rgba(10,10,10,0.65) 50%,
    rgba(10,10,10,0.45) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 80px 24px 80px;
  margin: 0 auto;
  width: 100%;
}

.hero h1 {
  font-family: var(--font-arabic);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 24px;
  color: var(--white);
}

.hero h1 em {
  font-style: italic;
  color: var(--text-primary);
}

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--muted-light);
  margin-bottom: 40px;
  line-height: 1.75;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(0.6); }
}

/* ─── Social Proof Bar ─── */
.proof-bar {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 24px;
}

.proof-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.proof-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex: 1;
  min-width: 140px;
  padding: 16px 20px;
}

.proof-number {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1;
}

.proof-label {
  font-size: 0.82rem;
  color: var(--muted);
  text-align: center;
  font-weight: 500;
}

.proof-divider {
  width: 1px;
  height: 48px;
  background: var(--border-mid);
  flex-shrink: 0;
}

/* ─── Services ─── */
.services {
  padding: 100px 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-top: 3px solid var(--border-mid);
  border-radius: var(--radius);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}

.service-card--featured {
  border-color: var(--accent-border);
  border-top-color: var(--accent);
  position: relative;
  transform: scale(1.02);
  box-shadow: 0 0 24px var(--accent-glow);
  background: linear-gradient(160deg, #0d1526 0%, var(--bg-secondary) 45%);
}

.service-card--vip {
  border-top-color: #666;
}

.service-card--featured:hover {
  transform: scale(1.02) translateY(-4px);
}

.service-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.service-tag--gold {
  color: var(--accent);
}

.service-name {
  font-family: var(--font-arabic);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.3;
}

.service-duration {
  font-size: 0.82rem;
  color: var(--muted);
}

.service-price {
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.price-original {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--muted);
  text-decoration: line-through;
  display: block;
  margin-bottom: 4px;
}

.price-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-border);
  padding: 3px 8px;
  border-radius: 3px;
  margin-top: 10px;
}

.price-amount {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.service-features li {
  font-size: 0.9rem;
  color: var(--muted-light);
  padding-right: 20px;
  position: relative;
}

.service-features li::before {
  content: '—';
  position: absolute;
  right: 0;
  color: var(--text-secondary);
  font-size: 0.75rem;
  top: 2px;
}

/* ─── About ─── */
.about {
  padding: 100px 0;
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 64px;
  align-items: center;
}

.about-image-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
}

.about-image-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  box-shadow: inset 0 0 0 1px var(--accent-border);
  pointer-events: none;
}

.about-img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  object-position: center 25%;
  border-radius: var(--radius);
  filter: grayscale(10%);
  transition: filter var(--transition);
}

.about-img:hover {
  filter: grayscale(0%);
}

.about-content {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.about-content h2 {
  font-family: var(--font-arabic);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 24px;
}

.about-bio {
  font-size: 1.05rem;
  color: var(--muted-light);
  line-height: 1.8;
  margin-bottom: 16px;
}

.credentials {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 32px;
}

.credentials li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--white);
  line-height: 1.5;
}

.check {
  color: var(--text-secondary);
  font-weight: 400;
  flex-shrink: 0;
  font-size: 1rem;
  margin-top: 2px;
}

/* ─── Photo Strip — Marquee ─── */
.photo-strip {
  overflow: hidden;
  background: var(--bg-primary);
}

.strip-track {
  display: flex;
  width: max-content;
  animation: stripMarquee 22s linear infinite;
}

.photo-strip:hover .strip-track {
  animation-play-state: paused;
}

@keyframes stripMarquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.strip-item {
  width: 280px;
  flex-shrink: 0;
  overflow: hidden;
  aspect-ratio: 4/5;
}

.strip-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) brightness(0.85);
  transition: filter 0.4s ease;
}

.photo-strip:hover .strip-item img {
  filter: grayscale(0%) brightness(1);
}

/* ─── Topics ─── */
.topics {
  padding: 100px 0;
}

.topics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.topic-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition);
  user-select: none;
}

.topic-card:hover,
.topic-card[aria-expanded="true"] {
  border-color: var(--accent-border);
  box-shadow: 0 0 16px var(--accent-glow);
}

.topic-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topic-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  color: var(--white);
  opacity: 0.6;
}

.topic-icon svg {
  width: 100%;
  height: 100%;
}

.topic-card h3 {
  font-family: var(--font-arabic);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  flex: 1;
  margin: 0;
}

.topic-expand-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--text-secondary);
  transition: transform var(--transition);
}

.topic-card[aria-expanded="true"] .topic-expand-icon {
  transform: rotate(45deg);
  color: var(--accent);
}

.topic-desc {
  padding-top: 16px;
  margin-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

.topic-desc p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ─── How It Works ─── */
.how {
  padding: 100px 0;
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 24px;
  align-items: start;
}

.step {
  text-align: center;
  padding: 0 12px;
}

.step-number {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  color: var(--white);
  opacity: 0.1;
  line-height: 1;
  margin-bottom: 20px;
  font-weight: 600;
}

.step h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--white);
}

.step p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
}

.step-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 48px;
  color: var(--text-secondary);
  opacity: 0.5;
}

.step-arrow svg {
  width: 28px;
  height: 28px;
}

/* ─── Book CTA ─── */
.book-cta {
  padding: 120px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: var(--bg-primary);
}

.book-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('images/d85fcba4b8119d5608f6af64da427ec0.PNG');
  background-size: cover;
  background-position: center 40%;
  opacity: 0.12;
  z-index: 0;
}

.book-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.06) 0%, transparent 65%);
  z-index: 0;
}

.book-cta .container {
  position: relative;
  z-index: 1;
}

.book-cta h2 {
  font-family: var(--font-arabic);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.book-sub {
  font-size: 1.05rem;
  color: var(--muted-light);
  margin-bottom: 40px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.book-note {
  margin-top: 24px;
  font-size: 0.82rem;
  color: var(--muted);
}

.book-guarantee {
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--muted-light);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
  font-style: italic;
}

.faq-link {
  color: var(--accent);
  font-weight: 600;
  transition: color var(--transition);
}

.faq-link:hover {
  color: var(--white);
}

/* ─── FAQ ─── */
.faq {
  padding: 100px 0;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-q {
  width: 100%;
  background: none;
  border: none;
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  font-family: var(--font-arabic);
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  text-align: right;
  transition: color var(--transition);
}

.faq-q:hover {
  color: var(--white);
}

.faq-q[aria-expanded="true"] {
  color: var(--white);
}

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--muted);
  transition: transform var(--transition);
}

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

.faq-a {
  padding-bottom: 24px;
}

.faq-a p {
  font-size: 0.95rem;
  color: var(--muted-light);
  line-height: 1.8;
}

/* ─── Footer ─── */
.footer {
  background: var(--card);
  border-top: 1px solid var(--border);
  padding: 64px 0 40px;
}

.footer-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  margin-bottom: 48px;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--white);
}

.footer-tagline {
  font-size: 0.88rem;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
}

.footer-socials {
  display: flex;
  gap: 24px;
  align-items: center;
  margin-top: 8px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--muted);
  transition: color var(--transition);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.social-link:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 32px;
  gap: 16px;
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--muted);
}

.footer-cta {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  transition: color var(--transition);
}

.footer-cta:hover {
  color: var(--white);
}

/* ─── Scroll Animations ─── */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Responsive ─── */

/* Tablet */
@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .service-card--featured {
    transform: none;
  }

  .service-card--featured:hover {
    transform: translateY(-4px);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image-wrap {
    max-width: 360px;
    margin: 0 auto;
  }

  .about-img {
    height: 380px;
  }

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

  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 380px;
    margin: 0 auto;
  }

  .step-arrow {
    padding-top: 0;
    transform: rotate(90deg);
  }

  .strip-item {
    width: 220px;
  }
}

/* Mobile */
@media (max-width: 600px) {
  :root {
    --nav-h: 60px;
  }

  .nav-logo {
    font-size: 1.15rem;
  }

  .btn-nav {
    padding: 8px 16px;
    font-size: 0.82rem;
  }

  .hero-content {
    padding: 60px 20px 80px;
  }

  .proof-inner {
    gap: 0;
  }

  .proof-item {
    min-width: calc(50% - 1px);
    padding: 20px 12px;
  }

  .proof-divider:nth-child(4) {
    display: none;
  }

  .proof-divider:nth-child(2) {
    height: 1px;
    width: 80%;
    display: none;
  }

  .services {
    padding: 72px 0;
  }

  .about {
    padding: 72px 0;
  }

  .topics {
    padding: 72px 0;
  }

  .how {
    padding: 72px 0;
  }

  .book-cta {
    padding: 72px 0;
  }

  .faq {
    padding: 72px 0;
  }

  .strip-item {
    width: 220px;
  }

  .section-title {
    margin-bottom: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }

  .hero-scroll {
    display: none;
  }

  .btn-large {
    padding: 16px 32px;
    font-size: 0.95rem;
  }
}

/* Extra small */
@media (max-width: 420px) {
  .proof-item {
    min-width: 50%;
  }

  .proof-divider {
    display: none;
  }
}