/* ============================================
   Responsive Design - Receptionist Portfolio
   Breakpoints: 1024px (tablet), 768px (mobile), 600px (small mobile), 480px (extra small)
   ============================================ */

/* --------------------------------------------
   Tablet: 1024px and below
   -------------------------------------------- */
@media (max-width: 1024px) {
  .container,
  .header-container,
  .footer-container {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }

  .section {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
  }

  .intro-grid {
    gap: 2rem;
  }

  .contact-container {
    grid-template-columns: 1fr;
  }

  .contact-sidebar {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
  }

  .contact-card {
    flex: 1 1 280px;
    max-width: 100%;
  }
}

/* --------------------------------------------
   Mobile: 768px and below
   Header, nav, hamburger, footer stack
   -------------------------------------------- */
@media (max-width: 768px) {
  /* Header: full width, ensure hamburger space */
  .header-container {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .logo-img {
    width: 56px;
    height: 56px;
  }

  .logo-name {
    font-size: var(--font-size-lg);
  }

  .logo-tagline {
    font-size: 0.75rem;
    max-width: 14em;
    line-height: 1.25;
  }

  .logo-text {
    max-width: 160px;
  }

  /* Hamburger: visible on mobile */
  .hamburger-btn {
    display: flex;
    order: 2;
    z-index: 1002;
  }

  /* Main nav: hidden by default, overlay when open */
  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: min(320px, 85vw);
    height: 100vh;
    height: 100dvh;
    background: var(--background);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    flex: none;
    justify-content: flex-start;
    padding: 5rem var(--spacing-lg) var(--spacing-xl);
    transform: translateX(100%);
    visibility: hidden;
    transition: transform 0.3s ease, visibility 0.3s ease;
    z-index: 1001;
    overflow-y: auto;
  }

  .main-nav.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  /* RTL: menu slides in from the left */
  [dir="rtl"] .main-nav {
    right: auto;
    left: 0;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.1);
    transform: translateX(-100%);
  }

  [dir="rtl"] .main-nav.is-open {
    transform: translateX(0);
  }

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

  .nav-link {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-lg);
    border-bottom: 1px solid var(--border-color);
  }

  .nav-link:last-of-type {
    border-bottom: none;
  }

  .lang-toggle-item {
    margin-inline-start: 0;
    padding-inline-start: 0;
    border-inline-start: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    justify-content: center;
  }

  /* Footer: single column stack */
  .footer-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    text-align: center;
  }

  .footer-social .social-links,
  .footer-quick-links .quick-links {
    flex-direction: row;
    justify-content: center;
  }

  /* Hero: smaller profile, stacked CTAs */
  .hero-content {
    padding: var(--spacing-lg);
  }

  .hero-welcome {
    font-size: clamp(2rem, 5vw, 3rem);
  }

  .hero-name {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
  }

  .hero-tagline {
    font-size: clamp(1rem, 4vw, 1.25rem);
    max-width: 18em;
    margin-inline: auto;
    line-height: 1.35;
  }

  .hero-headline {
    font-size: clamp(1.5rem, 6vw, 2.25rem);
  }

  .hero-subheading {
    font-size: var(--font-size-lg);
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .hero-btn-primary,
  .hero-btn-secondary {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }

  /* Skills grid: 2 columns then 1 on smaller */
  .skills-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
  }

  .skill-card {
    padding: var(--spacing-xl);
  }

  /* Intro: single column, image first */
  .intro-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .intro-visual {
    order: 0;
  }

  .intro-content {
    order: 1;
  }

  .intro-title {
    font-size: var(--font-size-2xl);
  }

  /* Page headers (about, experience, contact) */
  .page-title {
    font-size: var(--font-size-3xl);
  }

  /* Contact form */
  .contact-form-wrap {
    padding: var(--spacing-xl);
  }

  /* Prevent scroll when menu open - applied via .menu-open on body in navigation.js */
  body.menu-open {
    overflow: hidden;
  }
}

/* --------------------------------------------
   Small mobile: 600px and below
   -------------------------------------------- */
@media (max-width: 600px) {
  .container {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }

  .section-title {
    font-size: var(--font-size-2xl);
  }

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

  .achievements-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

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

  .contact-sidebar {
    flex-direction: column;
  }

  .contact-card {
    flex: 1 1 auto;
  }
}

/* --------------------------------------------
   Extra small: 480px and below
   -------------------------------------------- */
@media (max-width: 480px) {
  .logo {
    gap: var(--spacing-sm);
  }

  .logo-img {
    width: 48px;
    height: 48px;
  }

  .logo-name {
    font-size: var(--font-size-base);
  }

  .logo-tagline {
    font-size: 0.7rem;
    max-width: 12em;
  }

  .logo-text {
    max-width: 140px;
  }

  .hero-tagline {
    font-size: 0.95rem;
    max-width: 16em;
  }

  .hero-welcome {
    font-size: 1.75rem;
  }

  .hero-name {
    font-size: 1.5rem;
  }

  .hero-headline {
    font-size: 1.375rem;
  }

  .hero-subheading {
    font-size: var(--font-size-base);
  }

  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
  }

  .contact-form-wrap,
  .contact-card {
    padding: var(--spacing-lg);
  }
}

/* --------------------------------------------
   Nav overlay (backdrop when menu open on mobile)
   -------------------------------------------- */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 1000;
}

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

@media (min-width: 769px) {
  .nav-overlay {
    display: none;
  }
}