/* ——— Tokens ——— */
:root {
  --navy: #0b1f3a;
  --deep: #122d52;
  --white: #ffffff;
  --off-white: #f7f8fa;
  --gray-100: #eef1f5;
  --gray-200: #d8dee6;
  --gray-500: #6b7785;
  --gray-700: #3d4652;
  --accent-green: #2d6a4f;
  --gold-muted: #c8a962;
  --shadow-soft: 0 12px 40px rgba(11, 31, 58, 0.06);
  --shadow-hover: 0 20px 48px rgba(11, 31, 58, 0.1);
  --radius-sm: 4px;
  --radius-md: 8px;
  --header-h: 76px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font: "IBM Plex Sans Arabic", "Noto Sans Arabic", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--gray-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

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

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

.container {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  top: -100px;
  background: var(--navy);
  color: var(--white);
  padding: 0.5rem 1rem;
  z-index: 9999;
  border-radius: var(--radius-sm);
}

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

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.45s var(--ease), color 0.45s var(--ease), border-color 0.45s var(--ease), transform 0.45s var(--ease);
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.btn-primary:hover {
  background: var(--deep);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--gray-200);
}

.btn-outline:hover {
  border-color: var(--navy);
}

.btn-sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.875rem;
}

/* ——— Header ——— */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(216, 222, 230, 0.7);
  transition: box-shadow 0.4s var(--ease);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.brand-mark {
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.brand-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand-sub {
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--gray-500);
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  position: relative;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-500);
  padding-block: 0.25rem;
  transition: color 0.35s var(--ease);
}

.nav-link::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: -4px;
  height: 1px;
  background: var(--accent-green);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.4s var(--ease);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--navy);
}

.nav-link.is-active::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  background: var(--white);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 1.5px;
  margin-inline: auto;
  background: var(--navy);
  transition: transform 0.4s var(--ease), opacity 0.4s var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-child {
  transform: translateY(4.25px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-child {
  transform: translateY(-4.25px) rotate(-45deg);
}

/* ——— Hero ——— */
.hero {
  position: relative;
  padding-top: calc(var(--header-h) + 3.5rem);
  padding-bottom: 4rem;
  background: linear-gradient(180deg, var(--off-white) 0%, var(--white) 62%);
  overflow: hidden;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(var(--gray-200) 1px, transparent 1px),
    linear-gradient(90deg, var(--gray-200) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 30% 40%, black, transparent);
  pointer-events: none;
}

.hero-pattern::after {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  inset-inline-start: 8%;
  top: 18%;
  border: 1px solid rgba(11, 31, 58, 0.08);
  transform: rotate(45deg);
  border-radius: 2px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 3rem;
  align-items: center;
}

.hero-eyebrow {
  margin: 0 0 1rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--accent-green);
}

.hero-title {
  margin: 0 0 1.25rem;
  font-size: clamp(2rem, 4.2vw, 2.85rem);
  font-weight: 600;
  line-height: 1.25;
  color: var(--navy);
  max-width: 14ch;
}

.hero-desc {
  margin: 0 0 2rem;
  max-width: 36ch;
  font-size: 1.05rem;
  color: var(--gray-500);
  font-weight: 400;
}

.hero-frame {
  position: relative;
  padding-inline-start: 2.5rem;
  padding-block: 2rem;
}

.hero-main-img {
  width: 100%;
  aspect-ratio: 4 / 4.5;
  object-fit: cover;
  object-position: center 40%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--gray-100);
}

.hero-orbit {
  position: absolute;
  inset-inline-start: 0;
  top: 12%;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.orbit-item {
  margin: 0;
  padding: 4px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: transform 0.5s var(--ease);
}

.orbit-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: 2px;
}

.img-focus-center {
  object-position: center center;
}

.img-focus-top {
  object-position: center 25%;
}

.orbit-1 { width: 88px; height: 88px; }
.orbit-2 { width: 72px; height: 72px; margin-inline-start: 1.5rem; }
.orbit-3 { width: 64px; height: 64px; }

.hero-caption {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
  font-size: 0.8rem;
  color: var(--gray-500);
}

.caption-line {
  width: 32px;
  height: 1px;
  background: var(--gold-muted);
}

/* ——— Info strip ——— */
.info-strip {
  border-block: 1px solid var(--gray-100);
  background: var(--white);
  padding-block: 2rem;
}

.info-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.info-item {
  padding-inline-start: 1rem;
  border-inline-start: 2px solid var(--gray-100);
  transition: border-color 0.4s var(--ease);
}

.info-item:hover {
  border-inline-start-color: var(--accent-green);
}

.info-label {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.info-text {
  font-size: 0.85rem;
  color: var(--gray-500);
  line-height: 1.5;
}

/* ——— Sections ——— */
.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem 2rem;
  align-items: end;
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--gray-100);
}

.section-index {
  font-size: 2.5rem;
  font-weight: 300;
  line-height: 1;
  color: var(--gray-200);
  font-variant-numeric: tabular-nums;
}

.section-index.light {
  color: rgba(255, 255, 255, 0.25);
}

.section-title {
  margin: 0 0 0.5rem;
  font-size: clamp(1.5rem, 2.5vw, 1.85rem);
  font-weight: 600;
  color: var(--navy);
}

.section-desc {
  margin: 0;
  color: var(--gray-500);
  max-width: 42ch;
}

.products {
  padding-block: 5rem;
  background: var(--off-white);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--gray-200);
  border: 1px solid var(--gray-200);
}

.product-item {
  position: relative;
  background: var(--white);
  padding: 1.5rem 1.25rem 1.75rem;
  transition: background 0.45s var(--ease);
}

.product-item::before {
  content: "";
  position: absolute;
  inset-inline: 1.25rem;
  top: 0;
  height: 2px;
  background: var(--accent-green);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.5s var(--ease);
}

.product-item:hover::before {
  transform: scaleX(1);
}

.product-item:hover {
  background: var(--off-white);
}

.product-num {
  position: absolute;
  top: 1rem;
  inset-inline-start: 1rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gray-200);
}

.product-media {
  aspect-ratio: 1;
  margin-bottom: 1.25rem;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--gray-100);
}

.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.product-item:hover .product-media img {
  transform: scale(1.04);
}

.product-name {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--navy);
}

.product-tag {
  margin: 0;
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* ——— Feature ——— */
.feature-block {
  padding-block: 5rem;
  background: var(--navy);
  color: var(--white);
}

.feature-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3rem;
  align-items: center;
}

.feature-media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.feature-title {
  margin: 0.5rem 0 1rem;
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  font-weight: 600;
  line-height: 1.35;
  max-width: 16ch;
}

.feature-text {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.75);
  max-width: 38ch;
}

/* ——— About ——— */
.about {
  position: relative;
  padding-block: 5.5rem;
  overflow: hidden;
}

.about-watermark {
  position: absolute;
  inset-inline-start: 5%;
  top: 50%;
  transform: translateY(-50%);
  font-size: clamp(6rem, 18vw, 12rem);
  font-weight: 700;
  color: var(--gray-100);
  letter-spacing: 0.2em;
  pointer-events: none;
  user-select: none;
  line-height: 1;
}

.about-inner {
  position: relative;
  max-width: 640px;
  margin-inline: auto;
  text-align: center;
}

.about-inner .section-index {
  display: block;
  margin-bottom: 0.5rem;
}

.about-text {
  margin: 1.25rem 0 0;
  font-size: 1.1rem;
  color: var(--gray-500);
  line-height: 1.9;
}

/* ——— CTA ——— */
.cta-block {
  padding-block: 4rem;
  background: var(--off-white);
  border-block: 1px solid var(--gray-100);
}

.cta-inner {
  text-align: center;
  max-width: 520px;
  margin-inline: auto;
}

.cta-title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.35rem, 2.5vw, 1.65rem);
  font-weight: 600;
  color: var(--navy);
}

.cta-desc {
  margin: 0 0 1.75rem;
  color: var(--gray-500);
}

/* ——— Contact ——— */
.contact {
  padding-block: 4rem 5rem;
}

.contact-inner {
  text-align: center;
  max-width: 560px;
  margin-inline: auto;
}

.contact-text {
  margin: 0.75rem 0 1rem;
  color: var(--gray-500);
}

.contact-link {
  font-weight: 500;
  color: var(--navy);
  border-bottom: 1px solid var(--gray-200);
  transition: border-color 0.35s var(--ease), color 0.35s var(--ease);
}

.contact-link:hover {
  color: var(--accent-green);
  border-color: var(--accent-green);
}

/* ——— Footer ——— */
.site-footer {
  padding-block: 2.5rem;
  background: var(--navy);
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.875rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--white);
  font-weight: 500;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-nav a {
  transition: color 0.35s var(--ease);
}

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

.footer-copy {
  width: 100%;
  margin: 0.5rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  font-size: 0.8rem;
}

/* ——— Back to top ——— */
.back-top {
  position: fixed;
  inset-inline-end: 1.5rem;
  bottom: 1.5rem;
  z-index: 90;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--navy);
  cursor: pointer;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.4s var(--ease), visibility 0.4s var(--ease), transform 0.4s var(--ease), border-color 0.35s var(--ease);
}

.back-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-top:hover {
  border-color: var(--navy);
}

.back-top svg {
  transform: rotate(180deg);
}

/* ——— Reveal ——— */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ——— Responsive ——— */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-copy {
    order: 1;
  }

  .hero-visual {
    order: 2;
  }

  .hero-title {
    max-width: none;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .info-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset-inline: 0;
    top: var(--header-h);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1.25rem 1.25rem 1.5rem;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    box-shadow: var(--shadow-soft);
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.45s var(--ease), opacity 0.45s var(--ease), visibility 0.45s var(--ease);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-link {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--gray-100);
  }

  .nav-cta {
    margin-top: 1rem;
    width: 100%;
    text-align: center;
  }

  .hero-frame {
    padding-inline-start: 1.25rem;
    padding-block: 1rem;
  }

  .orbit-2 {
    margin-inline-start: 0.75rem;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .info-list {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
}

@media (max-width: 480px) {
  .container {
    width: min(1120px, calc(100% - 1.25rem));
  }

  .brand-sub {
    display: none;
  }

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

  .footer-grid {
    flex-direction: column;
    text-align: center;
  }

  .footer-nav {
    justify-content: center;
  }
}