/* ===================== Design Tokens ===================== */
:root {
  --bg: #F4F1EC;
  --surface: #FFFFFF;
  --surface-2: #ECE7DE;
  --ink: #191830;
  --muted: #454155;
  --line: rgba(25, 24, 48, .12);
  --accent: #A9782F;
  /* antique gold  */
  --accent-ink: #3C2E0E;
  --accent-2: #332C63;
  /* deep indigo   */
  --accent-2-tint: rgba(51, 44, 99, .08);
  --shadow: 0 20px 50px -25px rgba(25, 24, 48, .35);
  --radius: 14px;
  --ring: 0 0 0 3px rgba(169, 120, 47, .35);

  --font-ar-display: 'Cairo', sans-serif;
  --font-ar-body: 'Tajawal', sans-serif;
  --font-en-display: 'Space Grotesk', sans-serif;
  --font-en-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

html[data-theme="dark"] {
  --bg: #131226;
  --surface: #1B1A33;
  --surface-2: #211F3E;
  --ink: #EFEDF9;
  --muted: #9C97BE;
  --line: rgba(239, 237, 249, .12);
  --accent: #DDAE5C;
  --accent-ink: #241B04;
  --accent-2: #8F86D6;
  --accent-2-tint: rgba(143, 134, 214, .12);
  --shadow: 0 24px 60px -20px rgba(0, 0, 0, .55);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .hero-ornament {
    animation-duration: 90s !important;
    animation-iteration-count: infinite !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-ar-body);
  transition: background .35s ease, color .35s ease;
  overflow-x: hidden;
}

html[data-lang="en"] body {
  font-family: var(--font-en-body);
}

h1,
h2,
h3,
.brand-name {
  font-family: var(--font-ar-display);
  margin: 0;
}

html[data-lang="en"] h1,
html[data-lang="en"] h2,
html[data-lang="en"] h3,
html[data-lang="en"] .brand-name {
  font-family: var(--font-en-display);
  letter-spacing: -.01em;
}

p {
  margin: 0;
}

a {
  color: inherit;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

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

/* language visibility: elements are tagged with lang="ar" / lang="en" and class "t" */
html[data-lang="ar"] .t[lang="en"] {
  display: none;
}

html[data-lang="en"] .t[lang="ar"] {
  display: none;
}

.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
}

html[data-lang="ar"] .eyebrow {
  font-family: var(--font-ar-body);
  letter-spacing: .02em;
  text-transform: none;
  font-weight: 700;
}

/* skip link */
.skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  top: -4rem;
  background: var(--accent);
  color: var(--accent-ink);
  padding: .7rem 1.1rem;
  border-radius: 8px;
  z-index: 200;
  transition: top .2s ease;
}

.skip-link:focus {
  top: 1rem;
}

:focus-visible {
  outline: none;
  box-shadow: var(--ring);
  border-radius: 6px;
}

/* ===================== Header ===================== */
header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px) saturate(1.4);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-block-end: 1px solid var(--line);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: .9rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
}

.brand-mark {
  width: 30px;
  height: 30px;
  color: var(--accent);
  flex-shrink: 0;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 700;
}

nav.links {
  display: flex;
  align-items: center;
  gap: 1.9rem;
}

nav.links a {
  font-size: .92rem;
  text-decoration: none;
  color: var(--muted);
  position: relative;
  padding-block: .25rem;
}

nav.links a::after {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--accent);
  transition: width .25s ease;
}

nav.links a:hover,
nav.links a:focus-visible {
  color: var(--ink);
}

nav.links a:hover::after,
nav.links a:focus-visible::after {
  width: 100%;
}

.controls {
  display: flex;
  align-items: center;
  gap: .5rem;
}

.icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  color: var(--ink);
  transition: background .2s ease, transform .2s ease, border-color .2s ease;
}

.icon-btn:hover {
  background: var(--surface-2);
  transform: translateY(-1px);
}

.icon-btn svg {
  width: 18px;
  height: 18px;
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 600;
  width: auto;
  padding-inline: .65rem;
}

.menu-toggle {
  display: none;
}

@media (max-width:880px) {
  nav.links {
    position: fixed;
    inset-inline: 0;
    top: 64px;
    bottom: 0;
    background: var(--bg);
    flex-direction: column;
    justify-content: flex-start;
    padding: 2rem 1.5rem;
    gap: 1.4rem;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease, transform .25s ease;
    border-block-start: 1px solid var(--line);
  }

  nav.links.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  nav.links a {
    font-size: 1.15rem;
  }

  .menu-toggle {
    display: grid;
  }
}

/* ===================== Hero ===================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-block: 7rem 4rem;
  overflow: hidden;
}

.hero-ornament {
  position: absolute;
  inset-inline-end: -8%;
  top: 50%;
  translate: 0 -50%;
  width: min(58vw, 640px);
  opacity: .5;
  color: var(--accent);
  animation: spin 90s linear infinite;
}

html[dir="rtl"] .hero-ornament {
  inset-inline-end: auto;
  inset-inline-start: -8%;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 3rem;
  align-items: center;
  position: relative;
}

.hero-box {
  /* background-color: rgba(0, 0, 0, .2); */
  padding: 20px;
  border-radius: 10px;
}

@media (max-width:900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.hero-greeting {
  font-size: 1.05rem;
  color: var(--accent);
  font-weight: 700;
  margin-block-end: .9rem;
}

.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.05;
  font-weight: 900;
}

html[data-lang="en"] .hero h1 {
  font-weight: 700;
}

.hero .role {
  margin-block-start: 1.1rem;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: var(--muted);
  font-weight: 600;
}

.hero .tagline {
  margin-block-start: 1.4rem;
  max-width: 46ch;
  color: var(--muted);
  line-height: 1.9;
  font-size: 1.02rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-block-start: 2.2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.btn svg {
  width: 16px;
  height: 16px;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn-ghost {
  border: 1px solid var(--line);
}

.btn-ghost:hover {
  background: var(--surface-2);
  transform: translateY(-2px);
}

.hero-portrait {
  position: relative;
  justify-self: center;
}

.portrait-frame {
  width: min(320px, 80vw);
  aspect-ratio: 1;
  border-radius: 28px;
  overflow: hidden;
  background: linear-gradient(155deg, var(--accent-2-tint), transparent 60%), var(--surface-2);
  border: 1px solid var(--line);
  position: relative;
  display: grid;
  place-items: center;
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.portrait-corner {
  position: absolute;
  width: 52px;
  height: 52px;
  color: var(--accent);
}

.portrait-corner.tl {
  top: -14px;
  inset-inline-start: -14px;
}

.portrait-corner.br {
  bottom: -14px;
  inset-inline-end: -14px;
  rotate: 180deg;
}

.scroll-cue {
  position: absolute;
  bottom: 2rem;
  inset-inline-start: 50%;
  translate: -50% 0;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .15em;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
}

html[dir="rtl"] .scroll-cue {
  font-family: var(--font-ar-body);
  letter-spacing: 0;
}

.scroll-cue .line {
  width: 1px;
  height: 34px;
  background: linear-gradient(var(--muted), transparent);
}

/* ===================== Sections shared ===================== */
section {
  padding-block: 6.5rem;
  position: relative;
}

.section-head {
  margin-block-end: 3rem;
  max-width: 60ch;
}

.section-head h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  margin-block-start: .5rem;
}

.divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--accent);
  margin-block: 0;
}

.divider .rule {
  flex: 1;
  height: 1px;
  background: var(--line);
}

.divider svg {
  width: 22px;
  height: 22px;
}

.reveal {
  opacity: 0;
  translate: 0 22px;
  transition: opacity .7s ease, translate .7s ease;
}

.reveal.in {
  opacity: 1;
  translate: 0 0;
}

/* ===================== About ===================== */
.about-grid {
  display: grid;
  grid-template-columns: .9fr 1.4fr;
  gap: 3.5rem;
  align-items: start;
}

@media (max-width:820px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

.about-photo {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/5;
  background: var(--surface-2);
  border: 1px solid var(--line);
}

.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-body p {
  line-height: 2;
  color: var(--muted);
  font-size: 1.03rem;
}

.about-body p+p {
  margin-block-start: 1.1rem;
}

.facts {
  margin-block-start: 2rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

@media (max-width:560px) {
  .facts {
    grid-template-columns: 1fr;
  }
}

.fact {
  border-inline-start: 2px solid var(--accent);
  padding-inline-start: .9rem;
}

html[dir="rtl"] .fact {
  border-inline-start: 2px solid var(--accent);
}

.fact .label {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  color: var(--muted);
  text-transform: uppercase;
}

html[data-lang="ar"] .fact .label {
  font-family: var(--font-ar-body);
  letter-spacing: 0;
  text-transform: none;
}

.fact .value {
  font-weight: 700;
  margin-block-start: .3rem;
}

/* ===================== Skills ===================== */
.skills-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.4rem;
}

@media (max-width:820px) {
  .skills-cols {
    grid-template-columns: 1fr;
  }
}

.skill-cat h3 {
  font-size: 1.05rem;
  margin-block-end: 1.1rem;
  color: var(--accent);
}

.skill-list {
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.skill-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.skill-item .name {
  font-size: .95rem;
}

.dots {
  display: flex;
  gap: .3rem;
}

.dots span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line);
}

.dots span.on {
  background: var(--accent);
}

/* ===================== Experience ===================== */
.timeline {
  border-inline-start: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 2.6rem;
  padding-inline-start: 2rem;
}

html[dir="rtl"] .timeline {
  border-inline-start: 1px solid var(--line);
}

.tl-item {
  position: relative;
}

.tl-item::before {
  content: "";
  position: absolute;
  inset-inline-start: calc(-2rem - 5px);
  top: .35rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--bg);
}

.tl-date {
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--accent);
  letter-spacing: .06em;
}

html[data-lang="ar"] .tl-date {
  font-family: var(--font-ar-body);
  letter-spacing: 0;
}

.tl-role {
  font-size: 1.2rem;
  font-weight: 700;
  margin-block-start: .35rem;
}

.tl-org {
  color: var(--muted);
  font-size: .95rem;
  margin-block-start: .15rem;
}

.tl-desc {
  color: var(--muted);
  line-height: 1.85;
  margin-block-start: .6rem;
  max-width: 60ch;
}

/* ===================== Projects ===================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
}

@media (max-width:980px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width:640px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: transparent;
}

.card-media {
  aspect-ratio: 16/10;
  background: var(--surface-2);
  position: relative;
  overflow: hidden;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

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

.card-body {
  padding: 1.3rem 1.3rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .7rem;
  flex: 1;
}

.card-body h3 {
  font-size: 1.12rem;
}

.card-body p {
  color: var(--muted);
  font-size: .92rem;
  line-height: 1.75;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-block-start: auto;
}

.tag {
  font-size: .72rem;
  padding: .28rem .65rem;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--muted);
  font-family: var(--font-mono);
}

html[data-lang="ar"] .tag {
  font-family: var(--font-ar-body);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-weight: 700;
  font-size: .9rem;
  color: var(--accent);
  text-decoration: none;
}

.card-link svg {
  width: 14px;
  height: 14px;
  transition: translate .2s ease;
}

html[dir="ltr"] .card-link:hover svg {
  translate: 3px 0;
}

html[dir="rtl"] .card-link:hover svg {
  translate: -3px 0;
}

/* ===================== Contact ===================== */
.contact-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 3rem;
}

@media (max-width:820px) {
  .contact-box {
    grid-template-columns: 1fr;
    padding: 2rem;
  }
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  margin-block-start: 1.6rem;
}

.contact-row {
  display: flex;
  align-items: center;
  gap: .8rem;
}

.contact-row .ic {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--accent-2-tint);
  color: var(--accent-2);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.contact-row .ic svg {
  width: 17px;
  height: 17px;
}

.contact-row .txt .label {
  font-size: .72rem;
  color: var(--muted);
}

.contact-row .txt .value {
  font-weight: 600;
}

.copy-btn {
  margin-inline-start: .4rem;
  font-size: .72rem;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.socials {
  display: flex;
  gap: .7rem;
  margin-block-start: 1.8rem;
}

.socials a {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 10px;
  display: grid;
  place-items: center;
  transition: background .2s ease, transform .2s ease;
}

.socials a:hover {
  background: var(--surface-2);
  transform: translateY(-2px);
}

.socials svg {
  width: 18px;
  height: 18px;
}

.contact-cta {
  text-align: center;
}

.contact-cta .big {
  font-size: 1.5rem;
  font-weight: 700;
  margin-block-end: 1.2rem;
}

/* ===================== Footer ===================== */
footer {
  border-block-start: 1px solid var(--line);
  padding-block: 2.2rem;
}

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-row small {
  color: var(--muted);
  font-size: .85rem;
}

.to-top {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .85rem;
  color: var(--muted);
}

.to-top svg {
  width: 14px;
  height: 14px;
}