/* MB MEDIA — Built for MOHAMAD BASSEM MEFTAH — mftahbassem@gmail.com */
/* ============================================================
   style.css — الأنماط الكاملة للصفحة الرئيسية ومكوّناتها
   ============================================================ */

/* ============================================================
   تثبيت الفوتر وتخطيط الصفحة
   ============================================================ */
body.mb-nav-host {
  display: flex;
  flex-direction: column;
  min-block-size: 100vh;
  min-block-size: 100dvh;
}

#mb-app {
  flex: 1 0 auto;
}

/* ============================================================
   المهمة 1: لوغو بسيم — تبديل تلقائي حسب الوضع (داكن/فاتح)
   ============================================================ */
.mb-nav .mb-brand--logo picture,
.mb-nav .mb-brand--logo img {
  display: block;
  block-size: var(--mb-tap);
  inline-size: auto;
}

.mb-footer .mb-brand--logo picture,
.mb-footer .mb-brand--logo img {
  display: block;
  block-size: var(--mb-s-6);
  inline-size: auto;
}

:root .mb-logo-pic--light,
[data-theme="dark"] .mb-logo-pic--light {
  display: none !important;
}
:root .mb-logo-pic--dark,
[data-theme="dark"] .mb-logo-pic--dark {
  display: block !important;
}

[data-theme="light"] .mb-logo-pic--dark {
  display: none !important;
}
[data-theme="light"] .mb-logo-pic--light {
  display: block !important;
}

/* ============================================================
   المهمة 2: زر الوضع الداكن/الفاتح — مفتاح ينزلق (Sliding Toggle)
   ============================================================ */
.mb-nav__theme.mb-theme-toggle {
  padding: 0;
  min-inline-size: auto;
  min-block-size: var(--mb-tap);
  border-radius: var(--mb-r-full);
  background: transparent;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  outline-offset: 3px;
}

.mb-toggle-track {
  position: relative;
  display: block;
  inline-size: 54px;
  block-size: 28px;
  border-radius: var(--mb-r-full);
  background-color: var(--mb-navy-750);
  border: 1.5px solid var(--mb-border-strong);
  overflow: hidden;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
  transition: background-color var(--mb-dur-liquid) var(--mb-ease-liquid),
              border-color var(--mb-dur-liquid) var(--mb-ease);
}

:root .mb-toggle-track,
[data-theme="dark"] .mb-toggle-track {
  background: linear-gradient(135deg, #09121F 0%, #0E1B2E 100%);
  border-color: #24344C;
}

[data-theme="light"] .mb-toggle-track {
  background: linear-gradient(135deg, #17B4D6 0%, #6CD7EF 100%);
  border-color: #1094B2;
  box-shadow: inset 0 1px 3px rgba(16, 148, 178, 0.4);
}

.mb-toggle-night {
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 6px;
  block-size: 100%;
  display: flex;
  align-items: center;
  gap: 3px;
  color: #FFFFFF;
  pointer-events: none;
  transition: opacity var(--mb-dur-liquid) var(--mb-ease),
              transform var(--mb-dur-liquid) var(--mb-ease-liquid);
}
.mb-toggle-star {
  font-size: 8px;
  line-height: 1;
  color: #FFFFFF;
  text-shadow: 0 0 3px #17B4D6;
  opacity: 0.9;
}
.mb-toggle-star--1 { animation: mb-twinkle 2s ease-in-out infinite; font-size: 9px; }
.mb-toggle-star--2 { animation: mb-twinkle 2.5s ease-in-out infinite 0.6s; font-size: 7px; color: #A3E6F5; }
.mb-toggle-star--3 { font-size: 10px; font-weight: bold; color: #FFFFFF; }

@keyframes mb-twinkle {
  0%, 100% { opacity: 0.4; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.15); }
}

.mb-toggle-day {
  position: absolute;
  inset-block-start: 5px;
  inset-inline-end: 6px;
  inline-size: 18px;
  block-size: 12px;
  color: #FFFFFF;
  pointer-events: none;
  opacity: 0;
  transform: translateY(8px) scale(0.7);
  transition: opacity var(--mb-dur-liquid) var(--mb-ease),
              transform var(--mb-dur-liquid) var(--mb-ease-liquid);
}
.mb-toggle-cloud {
  inline-size: 100%;
  block-size: 100%;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.15));
}

.mb-toggle-thumb {
  position: absolute;
  inset-block-start: 2px;
  inset-inline-start: 2px;
  inline-size: 21px;
  block-size: 21px;
  border-radius: var(--mb-r-full);
  background-color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--mb-dur-liquid) var(--mb-ease-liquid),
              background-color var(--mb-dur-liquid) var(--mb-ease);
}

:root .mb-toggle-thumb,
[data-theme="dark"] .mb-toggle-thumb {
  transform: translateX(0);
  background: linear-gradient(135deg, #DFE6F1 0%, #C0CEE3 100%);
}

.mb-toggle-moon {
  inline-size: 13px;
  block-size: 13px;
  color: #0E1B2E;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--mb-dur-fast) var(--mb-ease);
}
.mb-toggle-moon svg {
  inline-size: 100%;
  block-size: 100%;
}

.mb-toggle-sun {
  display: none;
  inline-size: 10px;
  block-size: 10px;
  border-radius: 50%;
  background-color: #E8734A;
  box-shadow: 0 0 6px #E8734A;
}

[data-theme="light"] .mb-toggle-night {
  opacity: 0;
  transform: translateY(-8px) scale(0.6);
}
[data-theme="light"] .mb-toggle-day {
  opacity: 1;
  transform: translateY(0) scale(1);
}
[data-theme="light"] .mb-toggle-thumb {
  transform: translateX(25px);
  background: linear-gradient(135deg, #FFFFFF 0%, #FFF4E5 100%);
  box-shadow: 0 2px 6px rgba(14, 27, 46, 0.2);
}

[dir="rtl"] :root .mb-toggle-thumb,
[dir="rtl"] [data-theme="dark"] .mb-toggle-thumb {
  transform: translateX(0);
}
[dir="rtl"] [data-theme="light"] .mb-toggle-thumb {
  transform: translateX(-25px);
}

[data-theme="light"] .mb-toggle-moon { opacity: 0; display: none; }
[data-theme="light"] .mb-toggle-sun { display: block; }

@media (prefers-reduced-motion: reduce) {
  .mb-toggle-track, .mb-toggle-thumb, .mb-toggle-night, .mb-toggle-day, .mb-toggle-star {
    transition-duration: 1ms !important;
    animation: none !important;
  }
}

/* ============================================================
   المهمة 3: مبدّل اللغة
   ============================================================ */
.mb-nav__langbox > .mb-nav__btn {
  border: 1px solid var(--mb-border);
  border-radius: var(--mb-r-full);
  padding-inline: var(--mb-s-3);
  gap: var(--mb-s-1);
  transition: border-color var(--mb-dur-fast) var(--mb-ease),
              background-color var(--mb-dur-fast) var(--mb-ease),
              color var(--mb-dur-fast) var(--mb-ease);
}
.mb-nav__langbox > .mb-nav__btn:hover,
.mb-nav__langbox > .mb-nav__btn[aria-expanded="true"] {
  border-color: var(--mb-accent);
  background-color: var(--mb-nav-pill);
  color: var(--mb-accent);
}
.mb-nav__langbox > .mb-nav__btn .mb-nav__btn-label {
  font-weight: var(--mb-w-semibold);
  letter-spacing: var(--mb-ls-wide);
}

.mb-nav__langmenu {
  background-color: var(--mb-bg-elevated);
  border: 1px solid var(--mb-border-strong);
  border-radius: var(--mb-r-lg);
  box-shadow: var(--mb-shadow-lg);
  padding: var(--mb-s-1);
  min-inline-size: 130px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.mb-nav__langitem {
  font-family: var(--mb-font-body);
  font-size: var(--mb-t-sm);
  padding: var(--mb-s-2) var(--mb-s-3);
  border-radius: var(--mb-r-md);
  color: var(--mb-fg-muted);
  transition: background-color var(--mb-dur-fast) var(--mb-ease),
              color var(--mb-dur-fast) var(--mb-ease);
}
.mb-nav__langitem:hover {
  background-color: var(--mb-bg-sunken);
  color: var(--mb-accent);
}
.mb-nav__langitem[aria-current="true"] {
  background-color: var(--mb-nav-pill);
  color: var(--mb-accent);
  font-weight: var(--mb-w-semibold);
}

/* ============================================================
   المهمة 4: الفوتر وزر أعلى الصفحة
   ============================================================ */
.mb-footer {
  padding-block: var(--mb-s-7);
  border-block-start: 1px solid var(--mb-border);
  background-color: var(--mb-bg-sunken);
}

.mb-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--mb-s-4);
  text-align: center;
  max-inline-size: var(--mb-width-page);
  margin-inline: auto;
  padding-inline: var(--mb-s-4);
}

@media (min-width: 860px) {
  .mb-footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: start;
  }
}

.mb-footer__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--mb-s-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.mb-footer__link {
  color: var(--mb-fg-muted);
  text-decoration: none;
  font-size: var(--mb-t-sm);
  border-radius: var(--mb-r-full);
  padding-inline: var(--mb-s-2);
  margin-inline: calc(-1 * var(--mb-s-2));
  transition: color var(--mb-dur-fast) var(--mb-ease),
              background-color var(--mb-dur-fast) var(--mb-ease);
}
.mb-footer__link:hover,
.mb-footer__link:focus-visible {
  color: var(--mb-accent-hover);
  background-color: var(--mb-nav-pill);
  text-decoration: underline;
}

.mb-footer__copy {
  margin: 0;
  color: var(--mb-fg-subtle);
  font-size: var(--mb-t-xs);
  font-family: var(--mb-font-body);
}

/* أيقونات السوشال ميديا — دوائر بتعبئة لونية عند الهوفر + Tooltip بالاسم */
.mb-footer-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--mb-s-2);
  list-style: none;
  margin: 0;
  padding: 0;
}
.mb-footer-social .mb-social {
  position: relative;
  padding: var(--mb-s-2);
}
.mb-footer-social__link {
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--mb-r-full);
  color: var(--mb-accent);
  background-color: var(--mb-bg-elevated);
  border: 1px solid var(--mb-border);
  transition: all 0.3s ease-in-out;
}
.mb-footer-social__link svg {
  position: relative;
  z-index: 1;
  width: 20px;
  height: 20px;
}
.mb-footer-social__link:hover {
  color: #fff;
  box-shadow: 3px 2px 45px 0px rgb(0 0 0 / 12%);
}

/* طبقة التعبئة التي تصعد من الأسفل عند الهوفر */
.mb-footer-social__filled {
  position: absolute;
  top: auto;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0;
  background-color: #000;
  transition: all 0.3s ease-in-out;
}
.mb-footer-social__link:hover .mb-footer-social__filled {
  height: 100%;
}

/* ألوان المنصات الرسمية عند الهوفر (استثناء مقبول للأيقونات التعريفية) */
.mb-footer-social__link[data-social="facebook"] .mb-footer-social__filled,
.mb-footer-social__link[data-social="facebook"] ~ .mb-social__tooltip {
  background-color: #1877F2;
}
.mb-footer-social__link[data-social="instagram"] .mb-footer-social__filled,
.mb-footer-social__link[data-social="instagram"] ~ .mb-social__tooltip {
  background: linear-gradient(45deg, #405DE6, #5B51DB, #B33AB4, #C135B4, #E1306C, #FD1F1F);
}

/* Tooltip */
.mb-social__tooltip {
  position: absolute;
  bottom: calc(100% + 14px);
  left: 50%;
  transform: translate(-50%, 8px);
  color: #fff;
  padding: 6px 10px;
  border-radius: 6px;
  opacity: 0;
  visibility: hidden;
  font-size: 12px;
  font-family: var(--mb-font-heading);
  font-weight: var(--mb-w-semibold);
  white-space: nowrap;
  transition: all 0.3s ease;
}
.mb-footer-social .mb-social:hover .mb-social__tooltip {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

/* زر أعلى الصفحة */
.mb-back-to-top {
  display: inline-flex;
  align-items: center;
  gap: var(--mb-s-2);
  padding: var(--mb-s-1) var(--mb-s-3);
  background: var(--mb-bg-elevated);
  border: 1px solid var(--mb-border);
  border-radius: var(--mb-r-full);
  color: var(--mb-fg-muted);
  font-size: var(--mb-t-xs);
  cursor: pointer;
  transition: all var(--mb-dur-fast) var(--mb-ease);
}
.mb-back-to-top:hover {
  background: var(--mb-nav-pill);
  color: var(--mb-accent);
  border-color: var(--mb-accent);
  transform: translateY(-2px);
}

/* ============================================================
   أزرار الهيرو الجديدة (مستوحاة من Uiverse.io)
   ============================================================ */

/* أ) زر ابدأ مشروعك (مستوحى من stupid-vampirebat-24) — مرجاني #E8734A حصراً */
.mb-btn-vampire {
  --vampire-100: #FFA485;
  --vampire-300: #F08560;
  --vampire-500: #E8734A;
  --vampire-600: #C25631;
  --radius: var(--mb-r-full);

  border-radius: var(--radius);
  outline: none;
  cursor: pointer;
  font-size: var(--mb-t-base);
  font-family: var(--mb-font-heading);
  font-weight: var(--mb-w-semibold);
  background: transparent;
  border: 0;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  min-inline-size: 180px;
  min-block-size: 50px;
  padding: 3px;
  box-shadow: 0 4px 16px rgba(232, 115, 74, 0.35);
  transition: transform var(--mb-dur-fast) var(--mb-ease);
}

.mb-btn-vampire:hover {
  transform: translateY(-2px);
}
.mb-btn-vampire:active {
  transform: translateY(1px);
}

.mb-btn-vampire__wrap {
  border-radius: inherit;
  overflow: hidden;
  height: 100%;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3px;
  background: linear-gradient(
    to bottom,
    var(--vampire-100) 0%,
    var(--vampire-600) 100%
  );
  position: relative;
  transition: all 0.3s ease;
}

.mb-btn-vampire__content {
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  position: relative;
  width: 100%;
  height: 100%;
  padding-inline: var(--mb-s-6);
  padding-block: var(--mb-s-3);
  border-radius: calc(var(--radius) * 0.85);
  color: #FFFFFF;
  font-weight: var(--mb-w-semibold);
  background: linear-gradient(
    to bottom,
    var(--vampire-300) 0%,
    var(--vampire-500) 100%
  );
  box-shadow:
    inset -2px 12px 11px -5px var(--vampire-100),
    inset 1px -3px 11px 0px rgb(0 0 0 / 25%);
  transition: all 0.3s ease;
  white-space: nowrap;
}

.mb-btn-vampire:hover .mb-btn-vampire__wrap {
  background: linear-gradient(
    to bottom,
    var(--vampire-300) 0%,
    var(--vampire-100) 100%
  );
}


/* ب) زر استكشف أعمالنا (Outline خفيف + سهم بحركة Jello مستوحى من curly-crab-71) */
.mb-btn-crab {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--mb-s-2);
  min-block-size: 50px;
  padding-inline: var(--mb-s-6);
  padding-block: var(--mb-s-3);
  background: transparent;
  color: var(--mb-accent);
  font-family: var(--mb-font-heading);
  font-size: var(--mb-t-base);
  font-weight: var(--mb-w-medium);
  border-radius: var(--mb-r-full);
  text-decoration: none;
  border: 1.5px solid var(--mb-accent);
  transition: background-color var(--mb-dur-fast) var(--mb-ease),
              border-color var(--mb-dur-fast) var(--mb-ease),
              color var(--mb-dur-fast) var(--mb-ease),
              transform var(--mb-dur-fast) var(--mb-ease);
}
.mb-btn-crab:hover {
  background-color: rgba(23, 180, 214, 0.12);
  color: var(--mb-accent-hover);
  border-color: var(--mb-accent-hover);
  transform: translateY(-2px);
}
.mb-btn-crab__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 18px;
  block-size: 18px;
  transform: scaleX(-1); /* منعكس منطقياً باتجاه الاستكشاف/الأمام في وضع RTL */
}
[dir="ltr"] .mb-btn-crab__icon {
  transform: none;
}
.mb-btn-crab:hover .mb-btn-crab__icon {
  animation: mb-crab-jello 0.6s ease;
}
@keyframes mb-crab-jello {
  0%, 100% { transform: scaleX(-1) scale(1, 1); }
  30% { transform: scaleX(-1) scale(1.25, 0.75); }
  40% { transform: scaleX(-1) scale(0.75, 1.25); }
  50% { transform: scaleX(-1) scale(1.15, 0.85); }
  65% { transform: scaleX(-1) scale(0.95, 1.05); }
  75% { transform: scaleX(-1) scale(1.05, 0.95); }
}
[dir="ltr"] .mb-btn-crab:hover .mb-btn-crab__icon {
  animation: mb-crab-jello-ltr 0.6s ease;
}
@keyframes mb-crab-jello-ltr {
  0%, 100% { transform: scale(1, 1); }
  30% { transform: scale(1.25, 0.75); }
  40% { transform: scale(0.75, 1.25); }
  50% { transform: scale(1.15, 0.85); }
  65% { transform: scale(0.95, 1.05); }
  75% { transform: scale(1.05, 0.95); }
}

/* ============================================================
   الهيرو (Hero Section)
   ============================================================ */
.mb-hero--home {
  position: relative;
  overflow: hidden;
  padding-block-start: clamp(6.5rem, 14vh, 10rem);
  padding-block-end: clamp(4.5rem, 10vh, 7.5rem);
  background-color: var(--mb-bg);
}

.mb-hero__canvas {
  position: absolute;
  inset: 0;
  inline-size: 100%;
  block-size: 100%;
  pointer-events: none;
  z-index: 0;
  mask-image: linear-gradient(to bottom, black 65%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black 65%, transparent 100%);
}

.mb-hero--home .mb-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--mb-s-7);
  align-items: center;
  max-inline-size: var(--mb-width-page);
  margin-inline: auto;
  padding-inline: var(--mb-s-4);
}

@media (min-width: 992px) {
  .mb-hero--home .mb-hero__inner {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.mb-hero--home .mb-hero__content {
  max-inline-size: 640px;
}

.mb-hero--home .mb-hero__title {
  font-family: var(--mb-font-heading);
  font-size: clamp(2rem, 1.5rem + 2.2vw, 3.25rem);
  font-weight: var(--mb-w-bold);
  line-height: 1.25;
  color: var(--mb-fg);
  margin: 0 0 var(--mb-s-4) 0;
}

/* كلمة الهيرو المتحركة بأسلوب تمويه → وضوح (Blur to Sharp) */
.mb-hero__swap-word {
  display: inline-block;
  color: var(--mb-accent);
  text-shadow: 0 0 16px rgba(23, 180, 214, 0.4);
  transition: filter 380ms ease, opacity 380ms ease, transform 380ms ease;
  will-change: filter, opacity, transform;
}
.mb-hero__swap-word.mb-swap--blur {
  filter: blur(10px);
  opacity: 0;
  transform: translateY(-4px) scale(0.96);
}

.mb-hero--home .mb-hero__desc {
  font-size: var(--mb-t-lg);
  line-height: var(--mb-lh-relaxed);
  color: var(--mb-fg-muted);
  margin: 0 0 var(--mb-s-6) 0;
  max-inline-size: 580px;
}

.mb-hero--home .mb-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--mb-s-4);
  align-items: center;
}

/* محرر أكواد الهيرو (VS Code Mockup) */
.mb-hero__media {
  display: flex;
  justify-content: center;
}
.mb-code-editor {
  inline-size: 100%;
  max-inline-size: 460px;
  background-color: #0B1523;
  border: 1px solid var(--mb-border-strong);
  border-radius: var(--mb-r-xl);
  overflow: hidden;
  box-shadow: var(--mb-shadow-xl), 0 0 30px rgba(23, 180, 214, 0.12);
  direction: ltr; /* Always LTR for code */
  text-align: left;
}
[data-theme="light"] .mb-code-editor {
  background-color: #0E1B2E;
  border-color: #17B4D6;
}

.mb-code-editor__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background-color: #08101C;
  border-block-end: 1px solid rgba(255, 255, 255, 0.08);
}
.mb-code-editor__dots {
  display: flex;
  gap: 6px;
}
.mb-code-editor__dot {
  inline-size: 10px;
  block-size: 10px;
  border-radius: 50%;
}
.mb-code-editor__dot--red { background-color: #FF5F56; }
.mb-code-editor__dot--yellow { background-color: #FFBD2E; }
.mb-code-editor__dot--green { background-color: #27C93F; }

.mb-code-editor__tab {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mb-font-mono);
  font-size: 11px;
  color: #97ADCE;
}
.mb-code-editor__tab-icon {
  inline-size: 12px;
  block-size: 12px;
  color: #17B4D6;
}

.mb-code-editor__body {
  display: flex;
  padding: 16px 14px;
  font-family: var(--mb-font-mono);
  font-size: 13px;
  line-height: 1.6;
}
.mb-code-editor__lines {
  display: flex;
  flex-direction: column;
  color: #476A9E;
  user-select: none;
  padding-inline-end: 14px;
  border-inline-end: 1px solid rgba(255, 255, 255, 0.06);
}
.mb-code-editor__content {
  padding-inline-start: 14px;
  overflow-x: auto;
}
.mb-code-line--indent {
  padding-inline-start: 16px;
}

/* ألوان عناصر الكود */
.mb-token-keyword { color: #E8734A; }
.mb-token-func { color: #17B4D6; }
.mb-token-var { color: #FFFFFF; }
.mb-token-str { color: #A3E6F5; }
.mb-token-prop { color: #97ADCE; }
.mb-token-bool { color: #E8734A; }
.mb-token-comment { color: #6C8AB7; font-style: italic; }

/* ============================================================
   قسم الخدمات (4 كروت — تأثير Book Flip 3 طبقات)
   ============================================================ */
.mb-services {
  padding-block: var(--mb-s-9);
  border-block-start: 1px solid var(--mb-border);
  background-color: var(--mb-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  padding: 20px 0;
  max-inline-size: var(--mb-width-page);
  margin-inline: auto;
  padding-inline: var(--mb-s-4);
  overflow: visible !important;
}

.mb-book {
  position: relative;
  width: 100%;
  height: 280px;
  perspective: 1800px;
  cursor: pointer;
  outline: none;
  z-index: 1;
}

.mb-book__cover,
.mb-book__middle {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  box-sizing: border-box;
  transition: transform 0.5s ease, box-shadow 0.5s ease;
  transform-origin: right center;
  backface-visibility: hidden;
}

.mb-book__cover {
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,0.05) 0px, rgba(255,255,255,0.05) 1px, transparent 1px, transparent 12px),
    linear-gradient(135deg, #17B4D6, #1094B2);
  color: #FFFFFF;
  z-index: 3;
  cursor: pointer;
  gap: 8px;
  box-shadow: 1px 1px 8px rgba(0,0,0,0.4);
}

.mb-book__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 14px;
  background:
    repeating-linear-gradient(45deg, rgba(14,27,46,0.04) 0px, rgba(14,27,46,0.04) 1px, transparent 1px, transparent 12px),
    #FFFFFF;
  z-index: 0;
}

.mb-book__middle {
  background: #FFFFFF;
  color: #0E1B2E;
  z-index: 2;
  gap: 14px;
}

.mb-book__middle .mb-book__more {
  color: #0E1B2E;
}

.mb-book:hover {
  z-index: 50;
}
.mb-book.is-open {
  z-index: 50;
}

.mb-book:hover .mb-book__cover {
  transform: rotateY(55deg);
}

.mb-book:hover .mb-book__middle {
  transform: translateX(-60%) rotateZ(-6deg);
}

[dir="ltr"] .mb-book__cover,
[dir="ltr"] .mb-book__middle {
  transform-origin: left center;
}

[dir="ltr"] .mb-book:hover .mb-book__cover {
  transform: rotateY(-55deg);
}

[dir="ltr"] .mb-book:hover .mb-book__middle {
  transform: translateX(60%) rotateZ(6deg);
}

/* لوحة البلور الخفيفة خلف الكرت — تظهر فقط عند الفتح */
.mb-book::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 14px;
  z-index: -1;
  opacity: 0;
  pointer-events: none;
  background: rgba(0,0,0,0.06);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: opacity 0.4s ease;
}
.mb-book:hover::after,
.mb-book.is-open::after {
  opacity: 1;
}

@media (min-width: 769px) {
  .mb-book__middle {
    background: rgba(200, 230, 245, 0.35);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);
    box-shadow: 0 8px 30px rgba(23, 180, 214, 0.4), 0 2px 10px rgba(0,0,0,0.35);
    border: 1px solid rgba(23, 180, 214, 0.25);
    text-shadow: 0 1px 2px rgba(255,255,255,0.5);
  }
}

.mb-book__icon {
  width: 32px;
  height: 32px;
  color: #FFFFFF;
  margin-bottom: 2px;
}
.mb-book__icon svg {
  width: 100%;
  height: 100%;
}

.mb-book__number {
  font-size: 13px;
  color: #E2E8F0;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.2);
  padding: 1px 8px;
  border-radius: 12px;
}

.mb-book__title {
  font-size: 17px;
  font-weight: 800;
  font-family: var(--mb-font-heading);
  line-height: 24px;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.mb-book__desc {
  font-size: 15px;
  line-height: 1.6;
  font-family: var(--mb-font-body);
}

.mb-book__more {
  font-size: 14px;
  text-decoration: underline;
  color: #17B4D6;
  font-weight: 650;
}

@media (max-width: 768px) {

  .mb-book {
    position: relative;
    width: 100%;
    max-width: 320px;
    height: 260px;
    margin: 0 auto;
    perspective: 1200px;
  }

  .mb-book__middle {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
    color: #0E1B2E;
    gap: 12px;
    background: #FFFFFF;
    z-index: 1;
  }

  .mb-book__cover {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
    box-sizing: border-box;
    cursor: pointer;
    transform-origin: right center;
    transition: transform 0.5s ease;
    background:
      repeating-linear-gradient(45deg, rgba(255,255,255,0.05) 0px, rgba(255,255,255,0.05) 1px, transparent 1px, transparent 12px),
      linear-gradient(135deg, #17B4D6, #1094B2);
    color: #FFFFFF;
    z-index: 3;
  }

  [dir="ltr"] .mb-book__cover {
    transform-origin: left center;
  }

  .mb-book:hover .mb-book__cover,
  .mb-book:hover .mb-book__middle {
    transform: none !important;
    box-shadow: none !important;
  }

  .mb-book.is-open .mb-book__cover {
    transform: rotateY(80deg) !important;
  }

  [dir="ltr"] .mb-book.is-open .mb-book__cover {
    transform: rotateY(-80deg) !important;
  }

  .mb-book.is-open::after,
  .mb-book:hover::after {
    opacity: 1;
  }

}

/* ============================================================
   قسم ليش MB MEDIA (3 بطاقات — سكرول ريفيل هادئ)
   ============================================================ */
.mb-why {
  padding-block: var(--mb-s-9);
  background-color: var(--mb-bg-sunken);
}

.mb-why__grid {
  display: grid;
  gap: var(--mb-s-6);
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
}

.mb-why-card {
  position: relative;
  background-color: var(--mb-bg-elevated);
  border: 1px solid var(--mb-border);
  border-radius: var(--mb-r-xl);
  padding: var(--mb-s-6);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  transition: transform 0.5s cubic-bezier(0.34, 1.2, 0.64, 1),
              opacity 0.5s ease;
}

.mb-why-card__title {
  font-family: var(--mb-font-heading);
  font-size: var(--mb-t-xl);
  font-weight: var(--mb-w-semibold);
  color: var(--mb-fg);
  line-height: var(--mb-lh-snug);
  margin: 0 0 var(--mb-s-3) 0;
}

.mb-why-card__desc {
  font-size: var(--mb-t-base);
  line-height: var(--mb-lh-normal);
  color: var(--mb-fg-muted);
  margin: 0;
}

/* حركة الدخول البسيطة عند السكرول */
.mb-reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.mb-reveal-on-scroll.mb-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* تأخير متتالٍ بين بطاقات "ليش MB MEDIA" (100ms بين كل بطاقة والتالية) */
.mb-why__grid > .mb-why-card:nth-child(1) { transition-delay: 0s; }
.mb-why__grid > .mb-why-card:nth-child(2) { transition-delay: 0.1s; }
.mb-why__grid > .mb-why-card:nth-child(3) { transition-delay: 0.2s; }

/* ============================================================
   مشاريعنا الحالية (تأثير Tilt Card + توهج)
   ============================================================ */
.mb-projects {
  padding-block: var(--mb-s-9);
  border-block-start: 1px solid var(--mb-border);
}

.mb-projects__grid {
  display: grid;
  gap: var(--mb-s-6);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-inline-size: 800px;
  margin-inline: auto;
}

@media (max-width: 768px) {
  .mb-projects__grid {
    grid-template-columns: 1fr;
  }
}

a.mb-project-card {
  text-decoration: none;
  color: inherit;
}

.mb-project-card {
  position: relative;
  background: linear-gradient(135deg, var(--mb-bg-elevated) 0%, var(--mb-bg-sunken) 100%);
  border: 1px solid var(--mb-border-strong);
  border-radius: var(--mb-r-2xl);
  padding: var(--mb-s-7);
  box-shadow: var(--mb-shadow-md);
  overflow: hidden;
  transition: box-shadow var(--mb-dur-base) var(--mb-ease),
              transform var(--mb-dur-base) var(--mb-ease);
}

.mb-project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.4);
}

.mb-project-card__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(400px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(23, 180, 214, 0.15), transparent 40%);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--mb-dur-base) var(--mb-ease);
}
.mb-project-card:hover .mb-project-card__glow {
  opacity: 1;
}

.mb-project-card__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--mb-s-2);
  padding: var(--mb-s-1) var(--mb-s-3);
  background: var(--mb-nav-pill);
  border: 1px solid var(--mb-accent);
  border-radius: var(--mb-r-full);
  font-family: var(--mb-font-mono);
  font-size: var(--mb-t-xs);
  color: var(--mb-accent);
  margin-block-end: var(--mb-s-4);
}

.mb-project-card__status-dot {
  inline-size: 8px;
  block-size: 8px;
  background-color: #30B584;
  border-radius: 50%;
  box-shadow: 0 0 6px #30B584;
}

.mb-project-card__text {
  font-size: var(--mb-t-lg);
  line-height: var(--mb-lh-relaxed);
  color: var(--mb-fg);
  margin: 0;
}

/* ============================================================
   الدعوة الختامية (Closing CTA)
   ============================================================ */
.mb-closing-cta {
  position: relative;
  overflow: hidden;
  padding-block: clamp(5rem, 10vh, 7.5rem);
  border-block-start: 1px solid var(--mb-border);
  text-align: center;
  background-color: var(--mb-bg-sunken);
}

.mb-closing-cta__canvas {
  position: absolute;
  inset: 0;
  inline-size: 100%;
  block-size: 100%;
  pointer-events: none;
  z-index: 0;
}

.mb-closing-cta__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  max-inline-size: 680px;
  margin-inline: auto;
  padding-inline: var(--mb-s-4);
}

.mb-closing-cta__title {
  font-family: var(--mb-font-heading);
  font-size: clamp(1.875rem, 1.4rem + 1.8vw, 2.75rem);
  font-weight: var(--mb-w-bold);
  color: var(--mb-fg);
  margin: 0 0 var(--mb-s-3) 0;
}

.mb-closing-cta__subtitle {
  font-size: var(--mb-t-lg);
  line-height: var(--mb-lh-normal);
  color: var(--mb-fg-muted);
  margin: 0 0 var(--mb-s-6) 0;
}

@media (min-width: 1025px) {
  .mb-nav {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    width: 100%;
    padding-inline: max(var(--mb-s-4), calc((100% - var(--mb-width-page)) / 2));
    box-sizing: border-box;
  }
  .mb-nav__brand {
    align-self: center;
    justify-self: start;
    grid-column: 1;
  }
  .mb-nav__links {
    justify-self: center;
    grid-column: 2;
    position: relative;
    translate: none;
  }
  .mb-nav__tools {
    align-self: center;
    justify-self: end;
    grid-column: 3;
    margin-inline-start: 0 !important;
  }
}

/* ============================================================
   زر واتساب العائم الثابت (Floating WhatsApp Button)
   ============================================================ */
@keyframes mb-whatsapp-float-anim {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.Btn.mb-whatsapp-float {
  position: fixed;
  inset-block-end: 24px;
  inset-inline-start: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  overflow: hidden;
  transition: width 0.3s ease, border-radius 0.3s ease, box-shadow 0.3s ease, inset-inline-start 0.3s ease, transform 0.3s ease;
  box-shadow: 0 4px 14px rgba(0, 215, 87, 0.35), 0 2px 8px rgba(0, 0, 0, 0.2);
  background-color: #00d757;
  text-decoration: none;
  direction: ltr; /* Keeps icon on left and text expanding to right away from screen edge */
  -webkit-tap-highlight-color: transparent;
  animation: mb-whatsapp-float-anim 3.5s ease-in-out infinite;
}

.Btn.mb-whatsapp-float:hover {
  animation-play-state: paused;
  width: 160px;
  border-radius: 40px;
  box-shadow: 0 6px 20px rgba(0, 215, 87, 0.5), 0 4px 12px rgba(0, 0, 0, 0.25);
  transition-duration: 0.3s;
}

.Btn.mb-whatsapp-float .sign {
  width: 100%;
  height: 100%;
  transition-duration: 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.Btn.mb-whatsapp-float .sign svg {
  width: 24px;
  height: 24px;
}

.Btn.mb-whatsapp-float .sign svg path {
  fill: #ffffff;
}

.Btn.mb-whatsapp-float .text {
  position: absolute;
  right: 0%;
  width: 0%;
  opacity: 0;
  color: #ffffff;
  font-family: var(--mb-font-ar, 'IBM Plex Sans Arabic', sans-serif);
  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap;
  transition-duration: 0.3s;
  text-align: center;
  user-select: none;
}

.Btn.mb-whatsapp-float:hover {
  width: 160px;
  border-radius: 40px;
  box-shadow: 0 6px 20px rgba(0, 215, 87, 0.5), 0 4px 12px rgba(0, 0, 0, 0.25);
  transition-duration: 0.3s;
}

.Btn.mb-whatsapp-float:hover .sign {
  width: 32%;
  transition-duration: 0.3s;
  padding-left: 8px;
}

.Btn.mb-whatsapp-float:hover .text {
  opacity: 1;
  width: 68%;
  transition-duration: 0.3s;
  padding-right: 12px;
}

.Btn.mb-whatsapp-float:active {
  transform: translate(2px, 2px);
}

@media (prefers-reduced-motion: reduce) {
  .Btn.mb-whatsapp-float,
  .Btn.mb-whatsapp-float .sign,
  .Btn.mb-whatsapp-float .text {
    transition-duration: 1ms !important;
    animation: none !important;
  }
}