/* ============================================
   CareerAI - Layout (Header, Footer, Nav)
   ============================================ */

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-light);
  z-index: var(--z-header);
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  z-index: var(--z-header);
}

.header__logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-extrabold);
  font-size: var(--text-xl);
}

.header__logo-text {
  font-size: var(--text-xl);
  font-weight: var(--font-extrabold);
  color: var(--color-text);
}

.header__logo-text span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav__link {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
}

.nav__link:hover {
  color: var(--color-primary);
  background: var(--color-primary-50);
}

.nav__link.active {
  color: var(--color-primary);
  background: var(--color-primary-50);
  font-weight: var(--font-semibold);
}

.nav__cta {
  margin-right: var(--space-4);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  cursor: pointer;
  z-index: calc(var(--z-header) + 1);
  transition: background var(--transition-base);
}

.menu-toggle:hover {
  background: var(--color-bg-alt);
}

.menu-toggle__line {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.menu-toggle__line + .menu-toggle__line {
  margin-top: 5px;
}

.menu-toggle.active .menu-toggle__line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active .menu-toggle__line:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active .menu-toggle__line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu Overlay */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: calc(var(--z-header) - 1);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: 300px;
  max-width: 85vw;
  height: 100vh;
  background: var(--color-bg);
  z-index: var(--z-header);
  padding: calc(var(--header-height) + var(--space-6)) var(--space-6) var(--space-6);
  transform: translateX(100%);
  visibility: hidden;
  pointer-events: none;
  transition: transform var(--transition-slow), visibility var(--transition-slow);
  box-shadow: var(--shadow-2xl);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

[dir="rtl"] .mobile-nav {
  right: auto;
  left: 0;
  transform: translateX(-100%);
}

.mobile-nav.active {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.mobile-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  margin-bottom: var(--space-2);
}

.mobile-nav__link:hover,
.mobile-nav__link.active {
  color: var(--color-primary);
  background: var(--color-primary-50);
}

.mobile-nav__cta {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

@media (max-width: 1024px) {
  .nav,
  .nav__cta {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .mobile-nav,
  .mobile-overlay {
    display: block;
  }
}

/* --- Footer --- */
.footer {
  background: var(--color-dark);
  color: var(--color-text-inverse);
  padding-top: var(--space-20);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand p {
  color: rgba(255, 255, 255, 0.6);
  margin-top: var(--space-4);
  line-height: var(--leading-relaxed);
  max-width: 350px;
}

.footer__social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-base);
  font-size: var(--text-lg);
}

.footer__social-link:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-3px);
}

.footer__title {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: white;
  margin-bottom: var(--space-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer__link:hover {
  color: white;
  padding-right: var(--space-2);
}

[dir="rtl"] .footer__link:hover {
  padding-right: 0;
  padding-left: var(--space-2);
}

.footer__bottom {
  padding: var(--space-6) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__copyright {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
}

.footer__bottom-links {
  display: flex;
  gap: var(--space-6);
}

.footer__bottom-link {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-base);
}

.footer__bottom-link:hover {
  color: white;
}

@media (max-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

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

/* --- Main Content --- */
#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  margin-top: var(--header-height);
}

/* --- Page Header (for inner pages) --- */
.page-header {
  background: var(--gradient-hero);
  padding: var(--space-20) 0 var(--space-16);
  text-align: center;
  position: relative;
  overflow: hidden !important;
  width: 100%;
  max-width: 100%;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-header__content {
  position: relative;
  z-index: 1;
}

.page-header__title {
  font-size: var(--text-4xl);
  font-weight: var(--font-extrabold);
  color: white;
  margin-bottom: var(--space-4);
}

.page-header__subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.7);
  max-width: 600px;
  margin: 0 auto;
}

.page-header__breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
}

.page-header__breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-base);
}

.page-header__breadcrumb a:hover {
  color: white;
}