/* ============================================================
   SECTIONS — Hero, About, Skills, Projects, Experience,
   Contact, Footer
   ============================================================ */

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-block: calc(var(--navbar-height-mobile) + var(--space-16)) var(--space-20);
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero {
    padding-block-start: calc(var(--navbar-height) + var(--space-16));
  }
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1.3fr 0.9fr;
    gap: var(--space-16);
  }
}

.hero__status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}
.hero__status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 0 0 var(--color-success);
  animation: pulse 2.5s var(--ease-out) infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(22, 163, 74, 0.6); }
  70% { box-shadow: 0 0 0 8px rgba(22, 163, 74, 0); }
  100% { box-shadow: 0 0 0 0 rgba(22, 163, 74, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .hero__status-dot { animation: none; }
}

.hero__title {
  font-size: clamp(2.5rem, 6vw + 1rem, 5.5rem);
  font-weight: 600;
  letter-spacing: var(--tracking-tighter);
  line-height: 1;
  margin-bottom: var(--space-5);
}

.hero__title-accent {
  color: var(--color-accent);
  font-style: italic;
  font-weight: 500;
}

/* RTL: scope italic to LTR only — Arabic script has no true italic */
[dir="rtl"] .hero__title-accent { font-style: normal; }

.hero__role {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}
.hero__role::before {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--color-text-muted);
}

.hero__lead {
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
  max-width: 52ch;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  max-width: 480px;
}
.hero__meta-item { display: flex; flex-direction: column; gap: var(--space-1); }
.hero__meta-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}
.hero__meta-value {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
}

/* Hero image */
.hero__visual {
  position: relative;
  display: grid;
  place-items: center;
}

.hero__image-frame {
  position: relative;
  width: min(100%, 420px);
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: var(--color-bg-inset);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}
.hero__image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}
.hero__image-frame:hover img { transform: scale(1.03); }

/* Decorative code tag floating on image */
.hero__tag {
  position: absolute;
  inset-block-end: var(--space-4);
  inset-inline-end: calc(-1 * var(--space-4));
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.hero__tag-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.hero__tag--top {
  inset-block-start: var(--space-4);
  inset-block-end: auto;
  inset-inline-end: auto;
  inset-inline-start: calc(-1 * var(--space-4));
}

/* Floating accent shape */
.hero__deco {
  position: absolute;
  inset-block-start: -40px;
  inset-inline-end: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: var(--color-accent);
  filter: blur(80px);
  opacity: 0.18;
  z-index: -1;
  pointer-events: none;
}

/* ---------- About ---------- */
.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}
@media (min-width: 1024px) {
  .about__grid {
    grid-template-columns: 1.6fr 1fr;
    gap: var(--space-16);
  }
}

.about__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
}
.about__text p strong { color: var(--color-text); }

.about__side {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.about__panel {
  padding: var(--space-6);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.about__panel-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.about__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.about__list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-sm);
}
.about__list-key { color: var(--color-text-muted); }
.about__list-val { color: var(--color-text); font-weight: 500; text-align: end; }

.about__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- Skills ---------- */
.skills__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
@media (min-width: 768px) {
  .skills__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-12) var(--space-10);
  }
}

/* ---------- Projects ---------- */
.projects__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .projects__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6) var(--space-6);
  }
}
@media (min-width: 1280px) {
  .projects__grid { gap: var(--space-8); }
}

/* ---------- Experience ---------- */
.experience__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}
@media (min-width: 1024px) {
  .experience__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }
}

.experience__panel-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.experience__panel-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* ---------- Contact ---------- */
.contact {
  text-align: center;
}
.contact__inner {
  max-width: var(--container-narrow);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}
.contact__title {
  font-size: clamp(2rem, 4vw + 1rem, var(--text-4xl));
  letter-spacing: var(--tracking-tighter);
}
.contact__lead {
  color: var(--color-text-muted);
  font-size: var(--text-md);
  max-width: 52ch;
}
.contact__email {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, var(--text-2xl));
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: var(--space-1);
  transition: color var(--dur-fast) var(--ease-out);
}
.contact__email:hover { color: var(--color-accent); }
.contact__socials { margin-top: var(--space-4); }

/* Hide floating hero tags on small screens — they overflow the image frame */
@media (max-width: 480px) {
  .hero__tag,
  .hero__tag--top { display: none; }
}

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  inset-block-end: var(--space-6);
  inset-inline-end: var(--space-6);
  z-index: var(--z-sticky);
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--dur-base) var(--ease-out),
              transform var(--dur-base) var(--ease-out),
              visibility var(--dur-base) var(--ease-out),
              background-color var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}
.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.back-to-top:hover {
  background: var(--color-accent);
  color: var(--color-accent-text);
  border-color: var(--color-accent);
}
.back-to-top svg { width: 18px; height: 18px; }

@media (max-width: 480px) {
  .back-to-top {
    inset-block-end: var(--space-4);
    inset-inline-end: var(--space-4);
  }
}
/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-12) var(--space-8);
}
.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}
.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 320px;
}
.footer__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-md);
}
.footer__desc { color: var(--color-text-muted); font-size: var(--text-sm); }

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
}
.footer__link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--dur-fast) var(--ease-out);
}
.footer__link:hover { color: var(--color-text); }

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}
@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}
.footer__socials { display: inline-flex; gap: var(--space-2); }
.footer__socials .social-link { width: 36px; height: 36px; }
.footer__socials .social-link svg { width: 16px; height: 16px; }