/* =============================================================
   Royal Celebrations — Responsive Styles
   File: css/responsive.css
   Purpose: Breakpoints for tablet & mobile. Desktop-first.
   Imported AFTER style.css on every page.
   ============================================================= */

/* ---------- Large desktop (1440) -> keep as is ---------- */

/* ---------- Laptop / small desktop (<= 1200px) ---------- */
@media (max-width: 1200px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .nav-inner { gap: var(--space-4); }
  .nav-toggle { display: flex; }
  .nav-menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    right: 0;
    width: 320px;
    max-width: 100%;
    background: var(--color-bg);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-2) var(--space-4) var(--space-4);
    border-left: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    max-height: calc(100vh - var(--nav-height));
    overflow-y: auto;
    z-index: 1000;
    will-change: transform;
    contain: layout style paint;
  }
  .nav-menu.open { display: flex; }
  .nav-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(27, 16, 12, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
    z-index: 999;
  }
  .nav-menu-overlay.open { opacity: 1; visibility: visible; }
  .nav-item { width: 100%; }
  .nav-link {
    width: 100%;
    justify-content: space-between;
    padding: 16px 12px;
    border-bottom: 1px solid var(--color-border);
  }
  .dropdown-menu {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: none; border-radius: 0;
    padding: 0 0 0 var(--space-3);
    display: none;
  }
  .nav-item.open .dropdown-menu { display: block; }
  .dropdown-menu a { padding: 12px; border-bottom: 1px solid var(--grey-100); }
  .nav-cta .btn-sm { padding: 10px 18px; font-size: 14px; }
  .brand img { width: 190px; }
}

/* ---------- Tablet landscape (<= 992px) ---------- */
@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .hero-visual { max-width: 460px; margin-inline: auto; }
  .split { grid-template-columns: 1fr; gap: var(--space-5); }
  .split.reverse .split-media { order: 0; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .pd-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .with-sidebar { grid-template-columns: 1fr !important; }
  .sidebar { order: 2; }
  .blog-card { grid-template-columns: 1fr; }
  .blog-media { aspect-ratio: 16 / 9; }
  .timeline-step { padding-left: 80px; }

  :root { --nav-height: 80px; }
  html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }
  .section { padding-block: var(--space-8); }
  .section--tight { padding-block: var(--space-6); }

  /* ---- Mobile navigation ---- */
  .nav-toggle { display: flex; }

  .nav-menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    right: 0;
    width: 320px;
    max-width: 100%;
    background: var(--color-bg);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-2) var(--space-4) var(--space-4);
    border-left: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    max-height: calc(100vh - var(--nav-height));
    overflow-y: auto;
    z-index: 1000;
    will-change: transform;
    contain: layout style paint;
  }
  .nav-menu.open {
    display: flex;
    transform: translateX(0);
  }

  /* Backdrop overlay */
  .nav-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(27, 16, 12, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
    z-index: 999;
  }
  .nav-menu-overlay.open { opacity: 1; visibility: visible; }

  /* Logo size for tablet/mobile nav */
  .brand img {
    width: 160px;
    margin-right: 0;
  }

  .nav-item { width: 100%; }
  .nav-link {
    width: 100%;
    justify-content: space-between;
    padding: 16px 12px;
    border-bottom: 1px solid var(--color-border);
  }
  .dropdown-menu {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: none; border-radius: 0;
    padding: 0 0 0 var(--space-3);
    display: none;
  }
  .nav-item.open .dropdown-menu { display: block; }
  .dropdown-menu a { padding: 12px; border-bottom: 1px solid var(--grey-100); }

  /* Brand: prevent overflow on mobile */
  .brand { min-width: 0; flex-shrink: 1; gap: 8px; }
  .nav-inner { padding-inline: var(--space-3); gap: var(--space-3); }

  /* CTA + toggle row */
  .nav-cta { gap: var(--space-1); flex-shrink: 0; }
  .nav-cta .btn { display: inline-flex; padding: 8px 14px; font-size: 0.78rem; }

  /* Dropdown indicator on mobile */
  .caret { display: none; }
  .dropdown-indicator { display: flex; align-items: center; justify-content: center; }
  .dropdown-indicator svg { width: 16px; height: 16px; }
  .nav-item.open .dropdown-indicator svg { transform: rotate(180deg); }

  /* ---- Grids ---- */
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  /* ---- Product page ---- */
  .pd-thumbs { grid-template-columns: repeat(3, 1fr); }

  /* ---- Legal pages ---- */
  .legal-layout { grid-template-columns: 1fr; gap: var(--space-5); }
  .legal-toc { position: static; }
  .legal-toc ol { flex-direction: column; gap: 2px; }
  .legal-toc a { white-space: normal; padding: var(--space-2) var(--space-3); }

  /* Mobile accordion for TOC */
  .legal-toc details { border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
  .legal-toc summary {
    font-family: var(--font-sans);
    font-size: var(--fs-eyebrow);
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--luxury-gold-dark);
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .legal-toc summary::-webkit-details-marker { display: none; }
  .legal-toc summary::after {
    content: "";
    display: inline-block;
    width: 0.7em;
    height: 0.7em;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    transition: transform var(--transition);
    margin-left: var(--space-2);
  }
  .legal-toc details[open] summary::after { transform: rotate(-135deg); }
  .legal-toc details[open] ol { padding: 0 var(--space-4) var(--space-4); }
  .legal-toc details[open] summary { border-bottom: 1px solid var(--color-border); }

  /* ---- Footer ---- */
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-quote-links { flex-wrap: wrap; }
  .footer-contact li { font-size: 0.85rem; }

  /* ---- Hero ---- */
  .hero { padding-block: var(--space-8); }
  .hero h1 { font-size: var(--fs-h1); }
  .hero p.lead { font-size: 1rem; }
  .hero-stats { gap: var(--space-4); }

  /* ---- CTA banner ---- */
  .cta-banner { padding: var(--space-6) var(--space-4); }

  /* ---- Page header ---- */
  .page-header { padding-block: var(--space-6); }

  /* ---- Blog cards ---- */
  .blog-card { grid-template-columns: 1fr; }
  .blog-media { aspect-ratio: 16 / 9; }

  /* ---- Testimonials ---- */
  .grid-3 { gap: var(--space-3); }

  /* ---- Process grid ---- */
  .process-grid { gap: var(--space-3); }
  .process-step { padding: var(--space-3); }
}

/* ---------- Tablet portrait (<= 768px) ---------- */
@media (max-width: 768px) {
  .pd-thumbs { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- Mobile (<= 576px) ---------- */
@media (max-width: 576px) {
  .container { padding-inline: var(--space-3); }
  .grid-4 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { gap: var(--space-3); }
  .page-header { padding-block: var(--space-5); }
  .page-header h1 { font-size: clamp(1.8rem, 6vw, 2.5rem); }
  .timeline::before { left: 24px; }
  .timeline-step { padding-left: 68px; }
  .newsletter { flex-direction: column; }
  .newsletter .btn { width: 100%; }
  .trusted-row { flex-direction: column; gap: var(--space-3); }
  .hero-stats { flex-wrap: wrap; justify-content: center; }

  /* ---- Navbar ---- */
  .brand img {
    width: 150px;
    height: auto;
  }
  .brand-name { font-size: 1rem; }
  .brand-tag { display: none; }
  .nav-cta .btn { padding: 10px 20px; font-size: 0.875rem; }
  .nav-cta .btn { white-space: nowrap; }

  /* ---- Footer ---- */
  .footer { padding-block: var(--space-6) var(--space-3); }
  .footer-quote-links { flex-direction: column; }
  .footer-quote-links a { width: 100%; justify-content: center; }
  .footer-contact li { font-size: 0.82rem; gap: 8px; }
  .footer-contact svg { width: 16px; height: 16px; }
  .footer-bottom { gap: var(--space-3); }

  /* ---- Stat cards ---- */
  .stat-card .num { font-size: 1.6rem; }

  /* ---- Cards ---- */
  .icon-card { padding: var(--space-3); }
  .icon-card .card-icon { width: 44px; height: 44px; font-size: 1.1rem; }

  /* ---- Blog sidebar ---- */
  .sidebar { order: 2; }

  /* ---- Product sidebar ---- */
  #product-sidebar { order: 2; }

  /* ---- Legal TOC accordion ---- */
  .legal-toc summary {
    display: block;
    font-family: var(--font-sans);
    font-size: var(--fs-eyebrow);
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--luxury-gold-dark);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-cream);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    list-style: none;
  }
  .legal-toc summary::marker { display: none; }
  .legal-toc summary::after {
    content: "\25BC";
    float: right;
    font-size: 0.7em;
    transition: transform var(--transition);
  }
  .legal-toc[open] summary::after {
    transform: rotate(180deg);
  }
  .legal-toc[open] summary {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
  }
  .legal-toc[open] ol {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: var(--space-3) var(--space-4) var(--space-4);
    margin: 0;
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    background: var(--color-surface);
  }
  .legal-toc ol {
    display: none;
  }
  .legal-toc a { white-space: normal; padding: var(--space-2) var(--space-3); }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}