/* ==========================================================================
   إتْمَام | ITMAM — components.css
   المكونات المعمارية: النافبار، الأزرار، البطاقات، اللوح التفاعلي، الفوتر (Japandi Minimal)
   ========================================================================== */

/* =========================================
   أ) Header / Navbar
   ========================================= */

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  z-index: 100;
  background-color: rgba(242, 237, 228, 0.92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  display: flex;
  align-items: center;
  transition: border-color var(--duration-hover) var(--ease-out-expo);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* Logo */
.logo {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  font-family: var(--font-arabic);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--sumi);
  line-height: 1;
}

.logo span {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  color: var(--clay);
}

/* Nav links */
.site-links {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.5rem);
}

.site-link {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--stone);
  position: relative;
  padding-block: 0.5rem;
  transition: color var(--duration-hover) var(--ease-out-expo);
}

.site-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0;
  height: 1px;
  background-color: var(--clay);
  transition: width var(--duration-hover) var(--ease-out-expo);
}

.site-link:hover,
.site-link.is-active {
  color: var(--sumi);
}

.site-link:hover::after,
.site-link.is-active::after {
  width: 100%;
}

/* CTA */
.site-cta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--washi);
  background-color: var(--sumi);
  padding: 0.75rem 1.5rem;
  transition: background-color var(--duration-hover) var(--ease-out-expo);
}

.site-cta:hover {
  background-color: var(--clay);
}

/* Burger */
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  position: relative;
  z-index: 105;
}

.mobile-toggle-line {
  position: absolute;
  left: 10px;
  right: 10px;
  height: 1px;
  background-color: var(--sumi);
  transition: transform var(--duration-hover) var(--ease-out-expo),
              top var(--duration-hover) var(--ease-out-expo);
}

.mobile-toggle-line:first-child {
  top: 18px;
}

.mobile-toggle-line:last-child {
  top: 26px;
}

.mobile-toggle.is-open .mobile-toggle-line:first-child {
  top: 22px;
  transform: rotate(45deg);
}

.mobile-toggle.is-open .mobile-toggle-line:last-child {
  top: 22px;
  transform: rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  top: var(--header-height);
  background-color: var(--washi);
  z-index: 99;
  display: none;
  flex-direction: column;
  padding: clamp(2rem, 5vw, 3rem);
  border-top: 1px solid var(--line);
  overflow-y: auto;
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-menu-link {
  display: block;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--line-thin);
  font-family: var(--font-arabic);
  font-size: 1.375rem;
  font-weight: 500;
  color: var(--sumi);
  transition: color var(--duration-hover) var(--ease-out-expo),
              padding-right var(--duration-hover) var(--ease-out-expo);
}

.mobile-menu-link:hover,
.mobile-menu-link.is-active {
  color: var(--clay);
  padding-right: var(--space-sm);
}

.mobile-menu-cta {
  margin-top: 2rem;
  text-align: center;
}

@media (max-width: 1024px) {
  .site-links,
  .site-cta {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
}

/* =========================================
   ب) الأزرار
   ========================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 1rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid var(--sumi);
  background-color: transparent;
  color: var(--sumi);
  cursor: pointer;
  transition: all var(--duration-hover) var(--ease-out-expo);
}

.btn--clay {
  background-color: var(--clay);
  color: var(--washi);
  border-color: var(--clay);
}

.btn--clay:hover {
  background-color: var(--sumi);
  border-color: var(--sumi);
}

.btn--outline:hover {
  background-color: var(--sumi);
  color: var(--washi);
}

.btn--large {
  padding: 1.25rem 2.75rem;
  font-size: 0.8125rem;
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sumi);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--clay);
  transition: color var(--duration-hover) var(--ease-out-expo),
              border-color var(--duration-hover) var(--ease-out-expo);
}

.btn-link:hover {
  color: var(--clay);
  border-bottom-color: var(--sumi);
}

/* =========================================
   ج) البطاقات
   ========================================= */

.project-card {
  display: block;
  position: relative;
}

.project-card-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  margin-bottom: var(--space-md);
  background-color: var(--linen);
  position: relative;
}

.project-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: var(--image-filter);
  transition: transform 1200ms var(--ease-out-expo);
}

.project-card:hover .project-card-img {
  transform: scale(1.02);
}

.project-card-content {
  padding-top: var(--space-sm);
}

.project-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.project-card-category {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clay);
}

.project-card-year {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.project-card-title {
  font-family: var(--font-arabic);
  font-size: 1.375rem;
  font-weight: 500;
  line-height: 1.3;
  color: var(--sumi);
  margin-bottom: var(--space-xs);
}

.project-card-location {
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 300;
  color: var(--stone);
}

/* Japandi card */
.japandi-card {
  padding-block: var(--space-lg);
  border-top: 1px solid var(--line);
}

.japandi-card-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--clay);
  display: block;
  margin-bottom: var(--space-md);
  font-variant-numeric: tabular-nums;
}

.japandi-card-title {
  font-family: var(--font-arabic);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--sumi);
  margin-bottom: var(--space-sm);
  line-height: 1.35;
}

.japandi-card-desc {
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 300;
  color: var(--stone);
  line-height: var(--lh-body);
}

/* Team member */
.team-member {
  text-align: center;
}

.team-member img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  margin-inline: auto;
  filter: grayscale(0.3) var(--image-filter);
  transition: filter 700ms var(--ease-out-expo);
}

.team-member:hover img {
  filter: grayscale(0) var(--image-filter);
}

.team-member-name {
  font-family: var(--font-arabic);
  font-size: 1.125rem;
  font-weight: 500;
  margin-top: var(--space-md);
  color: var(--sumi);
}

.team-member-role {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mist);
  margin-top: var(--space-xs);
  display: block;
}

/* =========================================
   د) Filter bar
   ========================================= */

.filter-bar {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 1.5vw, 1.25rem);
  flex-wrap: wrap;
  padding-block: var(--space-lg);
  border-block: 1px solid var(--line);
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.5rem 0;
  background-color: transparent;
  color: var(--mist);
  border: none;
  border-bottom: 1px solid transparent;
  cursor: pointer;
  transition: color var(--duration-hover) var(--ease-out-expo),
              border-color var(--duration-hover) var(--ease-out-expo);
}

.filter-btn:hover {
  color: var(--sumi);
}

.filter-btn.is-active {
  color: var(--sumi);
  border-bottom-color: var(--clay);
}

.filter-count {
  margin-inline-start: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--mist);
}

/* =========================================
   هـ) Lightbox
   ========================================= */

.lightbox {
  position: fixed;
  inset: 0;
  background-color: rgba(28, 27, 23, 0.96);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 500ms var(--ease-out-expo);
  padding: 2rem;
}

.lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 2rem;
  left: 2rem;
  width: 48px;
  height: 48px;
  border: 1px solid var(--washi);
  color: var(--washi);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 400;
  transition: all var(--duration-hover) var(--ease-out-expo);
}

.lightbox-close:hover {
  background-color: var(--washi);
  color: var(--sumi);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  border: 1px solid var(--washi);
  color: var(--washi);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.25rem;
  transition: all var(--duration-hover) var(--ease-out-expo);
}

.lightbox-nav:hover {
  background-color: var(--washi);
  color: var(--sumi);
}

.lightbox-prev {
  right: 2rem;
}

.lightbox-next {
  left: 2rem;
}

@media (max-width: 600px) {
  .lightbox-close {
    top: 1rem;
    left: 1rem;
  }
  .lightbox-prev {
    right: 0.5rem;
  }
  .lightbox-next {
    left: 0.5rem;
  }
}

/* =========================================
   و) Accordion (FAQ)
   ========================================= */

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

.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
  padding: 1.5rem 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  font-weight: 400;
  background: transparent;
  color: var(--sumi);
  text-align: right;
  cursor: pointer;
  transition: color var(--duration-hover) var(--ease-out-expo);
}

.accordion-trigger:hover {
  color: var(--clay);
}

.accordion-icon {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--clay);
  transition: transform 500ms var(--ease-out-expo);
  display: inline-block;
  line-height: 1;
}

.accordion-item.is-open .accordion-icon {
  transform: rotate(45deg);
}

.accordion-content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 500ms var(--ease-out-expo);
}

.accordion-item.is-open .accordion-content {
  grid-template-rows: 1fr;
}

.accordion-content > div {
  overflow: hidden;
}

.accordion-body {
  padding-bottom: 1.5rem;
  color: var(--stone);
  line-height: var(--lh-body);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 300;
}

/* =========================================
   ز) Forms
   ========================================= */

.form-group {
  margin-bottom: var(--space-xl);
  position: relative;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--stone);
  margin-bottom: 0.75rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding-block: 0.875rem;
  background-color: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  color: var(--sumi);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  transition: border-color var(--duration-hover) var(--ease-out-expo);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-bottom-color: var(--clay);
  outline: none;
}

.form-textarea {
  min-height: 160px;
  resize: vertical;
}

.form-feedback {
  margin-top: 1.5rem;
  padding: 1rem;
  border: 1px solid var(--line);
  display: none;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 300;
}

.form-feedback:not(:empty) {
  display: block;
}

.form-feedback.is-success {
  border-color: var(--clay);
  color: var(--sumi);
}

.form-error {
  color: var(--clay);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  margin-top: 0.4rem;
  display: block;
  letter-spacing: 0.08em;
}

/* =========================================
   ح) Footer
   ========================================= */

.site-footer {
  background-color: var(--sumi);
  color: var(--washi);
  padding-block: clamp(4rem, 8vw, 7rem) var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(242, 237, 228, 0.15);
}

.footer-brand {
  font-family: var(--font-arabic);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--washi);
  margin-bottom: var(--space-md);
  display: block;
}

.footer-tagline {
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 300;
  color: rgba(242, 237, 228, 0.6);
  line-height: var(--lh-body);
  max-width: 34ch;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: var(--space-md);
}

.footer-col a,
.footer-col p {
  color: rgba(242, 237, 228, 0.7);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 300;
  margin-bottom: 0.625rem;
  display: block;
  transition: color var(--duration-hover) var(--ease-out-expo);
  line-height: 1.5;
}

.footer-col a:hover {
  color: var(--clay);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
  padding-top: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: rgba(242, 237, 228, 0.5);
  text-transform: uppercase;
}

.footer-bottom a {
  color: rgba(242, 237, 228, 0.5);
  transition: color var(--duration-hover) var(--ease-out-expo);
}

.footer-bottom a:hover {
  color: var(--clay);
}

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

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

/* =========================================
   ط) عناصر Japandi إضافية
   ========================================= */

.itmam-statement {
  font-family: var(--font-arabic);
  font-size: clamp(1.375rem, 2.5vw, 1.875rem);
  font-weight: 400;
  line-height: 1.4;
  color: var(--sumi);
  max-width: 24ch;
}

.itmam-statement--lg {
  font-size: clamp(1.5rem, 2.8vw, 2.25rem);
  max-width: 24ch;
}

.cta-section {
  text-align: center;
  padding-block: clamp(5rem, 12vw, 10rem);
}

.cta-title {
  font-family: var(--font-arabic);
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 500;
  line-height: 1.25;
  color: var(--sumi);
  margin-bottom: var(--space-lg);
  max-width: 22ch;
  margin-inline: auto;
}

.cta-subtitle {
  font-family: var(--font-body);
  font-size: var(--fs-lead);
  font-weight: 300;
  color: var(--stone);
  margin-bottom: var(--space-xl);
  max-width: 52ch;
  margin-inline: auto;
  line-height: 1.7;
}

.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: var(--sumi);
  color: var(--washi);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
  transition: all var(--duration-hover) var(--ease-out-expo);
  border: 1px solid var(--sumi);
}

.whatsapp-float:hover {
  background-color: var(--clay);
  border-color: var(--clay);
  transform: translateY(-3px);
}

.whatsapp-float svg {
  width: 22px;
  height: 22px;
}

@media (max-width: 600px) {
  .whatsapp-float {
    bottom: 1.25rem;
    left: 1.25rem;
    width: 46px;
    height: 46px;
  }
}

/* فاصل رفيع */
.divider {
  width: 100%;
  height: 1px;
  background-color: var(--line);
  margin-block: var(--space-2xl);
}

.divider-accent {
  width: 60px;
  height: 1px;
  background-color: var(--clay);
  margin-block: var(--space-xl);
}

.divider-accent--center {
  margin-inline: auto;
}