/* ==========================================================================
   RESPONSIVE.CSS — Mobile Menu, Breakpoints & Overrides
   ========================================================================== */

/* ── Global Mobile Fixes ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  /* Prevent horizontal overflow on mobile */
  body {
    overflow-x: hidden;
  }

  /* Ensure all containers fit within viewport */
  .container {
    padding-inline: var(--sp-4);
    max-width: 100%;
    overflow-x: hidden;
  }

  /* Fix form elements on mobile */
  .form-input,
  .form-textarea,
  .form-select {
    max-width: 100%;
    font-size: 16px; /* Prevent zoom on iOS */
  }

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

/* ── Extra Large (≤ 1400px) ────────────────────────────────────────────── */
@media (max-width: 1400px) {
  .container {
    max-width: 1100px;
  }
  .footer__main {
    gap: var(--sp-8);
  }
  .hero__stats {
    gap: var(--sp-8);
  }
}

/* ── Large / Tablet Landscape (≤ 1024px) ──────────────────────────────── */
@media (max-width: 1024px) {
  :root {
    --navbar-height: 70px;
  }

  /* 1. HIDE DESKTOP NAV */
  .navbar__nav {
    display: none;
  }

  /* 2. SHOW MOBILE THEME TOGGLE (next to hamburger) */
  .navbar__actions .theme-toggle {
    display: flex !important; /* Show theme toggle in mobile view */
    width: 44px !important;
    height: 44px !important;
    border-radius: var(--radius-md) !important;
    background: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-medium) !important;
    transition: all 0.2s ease !important;
  }

  .navbar__actions .theme-toggle:hover {
    background: var(--bg-tertiary) !important;
    transform: scale(1.05);
  }

  .navbar__actions .theme-toggle svg {
    width: 20px;
    height: 20px;
  }

  /* 3. SHOW HAMBURGER TOGGLE (Force Visibility) */
  .navbar__toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 44px;
    height: 44px;
    padding: 10px;
    cursor: pointer;
    z-index: var(--z-navbar);
    color: var(--text-primary); /* Ensure contrast */
    border: none;
    background: transparent;
  }

  /* Ensure toggle is white on dark theme */
  [data-theme="dark"] .navbar__toggle {
    color: #ffffff;
  }

  /* 4. MOBILE MENU BACKDROP */
  .navbar__mobile-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6); /* Dark overlay */
    backdrop-filter: blur(4px);
    z-index: var(--z-overlay); /* Just below the menu */
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease-out;
  }

  /* Show backdrop when menu is open */
  body.menu-open .navbar__mobile-backdrop {
    opacity: 1;
    visibility: visible;
  }

  /* 5. MOBILE MENU DRAWER (80% Width) */
  .navbar__mobile {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    width: 80%;             /* Requested 80% width */
    max-width: 360px;       /* Max width for aesthetics */
    height: 100vh;
    height: 100dvh;         /* Dynamic viewport height for mobile browsers */
    background: var(--bg-primary);
    z-index: 1001;          /* Above navbar */
    padding: var(--sp-8) var(--sp-6);
    padding-top: calc(var(--sp-8) + 60px); /* Space for close button */
    box-sizing: border-box;
    box-shadow: -10px 0 30px rgba(0,0,0,0.2);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    overflow-y: auto;
    overflow-x: hidden;     /* Prevent horizontal overflow */
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
  }

  .navbar__mobile.is-open {
    transform: translateX(0);
  }

  /* 6. UNIQUE CLOSE BUTTON */
  .navbar__mobile-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
    box-shadow: var(--shadow-sm);
  }

  .navbar__mobile-close:hover {
    background: var(--brand-500);
    color: #fff;
    border-color: var(--brand-500);
    transform: rotate(90deg);
  }

  .navbar__mobile-close svg {
    width: 20px;
    height: 20px;
  }

  /* 7. MOBILE LINKS */
  .navbar__mobile-link {
    display: block;
    padding: var(--sp-4) 0;
    font-size: var(--fs-lg);
    font-weight: var(--fw-semibold);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-light);
    text-decoration: none;
    transition: color 0.2s ease;
  }

  .navbar__mobile-link:hover,
  .navbar__mobile-link.is-active {
    color: var(--brand-500);
    padding-left: 10px;
  }

  .navbar__mobile-dropdown {
    padding-left: var(--sp-4);
    margin-bottom: var(--sp-4);
    border-left: 2px solid var(--border-light);
  }

  .navbar__mobile-dropdown .navbar__mobile-link {
    font-size: var(--fs-base);
    padding: var(--sp-2) 0;
    border-bottom: none;
    color: var(--text-secondary);
    font-weight: var(--fw-medium);
  }

  /* 8. HIDE DESKTOP ACTIONS IN MOBILE HEADER (except theme toggle) */
  /* Keep the container flex to hold theme toggle and hamburger */
  .navbar__actions .navbar__cta-btn {
    display: none !important;
  }

  /* Grid Adjustments */
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--stats { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: var(--sp-10); }
  .split--reverse { direction: ltr; }
  .split__content { max-width: none; }
  .footer__main { grid-template-columns: 1fr 1fr; gap: var(--sp-10); }
  .footer__brand { grid-column: 1 / -1; max-width: none; }
  .hero__stats { gap: var(--sp-6); }
  .hero__title { font-size: var(--fs-4xl); }
  .section { padding-block: var(--sp-16); }
}

/* ── Tablet Portrait (≤ 768px) ────────────────────────────────────────── */
@media (max-width: 768px) {
  :root {
    --navbar-height: 64px;
  }

  /* Fix for Contact Page: Ensure navbar background contrast if needed */
  .navbar {
    background: var(--navbar-bg); /* Ensure toggle is visible against bg */
  }

  .grid--2, .grid--3 { grid-template-columns: 1fr; }
  .grid--services { grid-template-columns: repeat(2, 1fr); }
  .grid--team { grid-template-columns: repeat(2, 1fr); gap: var(--sp-6); }
  .grid--stats { grid-template-columns: repeat(2, 1fr); gap: var(--sp-4); }

  .hero {
    min-height: auto;
    padding: calc(var(--navbar-height) + var(--sp-12)) 0 var(--sp-16);
  }

  /* Reduce aurora opacity on mobile for readability */
  .hero .hero__canvas-wrapper {
    opacity: 0.3;
  }

  [data-theme="dark"] .hero .hero__canvas-wrapper {
    opacity: 0.5;
  }

  .hero__stats {
    flex-wrap: wrap;
    gap: var(--sp-6);
    margin-top: var(--sp-10);
    padding-top: var(--sp-8);
  }

  .hero__stat { flex: 1 1 calc(50% - var(--sp-6)); }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { justify-content: center; }

  .footer__main { grid-template-columns: 1fr; gap: var(--sp-8); }
  .footer__bottom { flex-direction: column; gap: var(--sp-4); text-align: center; }
}

/* ── Mobile (≤ 480px) ─────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .navbar__mobile {
    width: 85%; /* Slightly wider on very small screens */
  }

  .container {
    padding-inline: var(--sp-4);
    max-width: 100vw;
    overflow-x: hidden;
  }

  .grid--team { grid-template-columns: 1fr; }
  .grid--stats { grid-template-columns: 1fr; }
  .grid--services { grid-template-columns: 1fr; }
  .grid--4 { grid-template-columns: 1fr !important; }
  .hero__title { font-size: var(--fs-3xl); }

  /* Contact page specific fixes */
  .contact-map {
    height: 250px !important;
    width: 100%;
    max-width: 100%;
  }

  .contact-map iframe {
    width: 100% !important;
    max-width: 100% !important;
  }

  /* Ensure buttons are visible and properly sized */
  .btn--primary,
  .btn--lg {
    width: 100% !important;
    padding: var(--sp-4) var(--sp-6);
    font-size: var(--fs-base) !important;
  }

  /* Fix form elements overflow */
  .form-input,
  .form-textarea,
  .form-select {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box;
  }

  /* Prevent any content overflow */
  section,
  .section {
    overflow-x: hidden;
  }
}