/**
 * GyftVoucher Master Mobile Responsiveness & Fast Loading Stylesheet
 * Official GyftVoucher Permanent Premium Light Design Tokens Integration
 */

:root {
  /* Official GyftVoucher Color Tokens */
  --gv-white: #FFFFFF;
  --gv-bg: #F7F8FC;
  --gv-bg-soft: #F3F1FF;

  --gv-navy: #0B1F3A;
  --gv-navy-dark: #071426;

  --gv-text: #111827;
  --gv-text-secondary: #64748B;
  --gv-text-muted: #94A3B8;

  --gv-indigo: #4F46E5;
  --gv-indigo-dark: #4338CA;
  --gv-indigo-light: #EEF2FF;

  --gv-gold: #D4AF37;
  --gv-gold-light: #F8F1D8;

  --gv-border: #E5E7EB;
  --gv-border-light: #EEF0F4;

  --gv-success: #16A34A;
  --gv-error: #DC2626;

  /* Spacing Tokens */
  --gv-space-1: 4px;
  --gv-space-2: 8px;
  --gv-space-3: 12px;
  --gv-space-4: 16px;
  --gv-space-5: 20px;
  --gv-space-6: 24px;
  --gv-space-7: 32px;
  --gv-space-8: 40px;
  --gv-space-9: 48px;
  --gv-space-10: 64px;
  --gv-space-11: 80px;

  /* Radius Tokens */
  --gv-radius-sm: 8px;
  --gv-radius-md: 12px;
  --gv-radius-lg: 16px;
  --gv-radius-xl: 20px;
  --gv-radius-pill: 999px;

  /* Shadows */
  --gv-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --gv-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --gv-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --gv-shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.25);
}

/* Fluid Responsive Containers & Base Setup */
html, body {
  overflow-x: hidden !important;
  width: 100% !important;
  max-width: 100% !important;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

/* Fluid Responsive Containers */
.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 1.25rem;
}
@media (min-width: 768px) {
  .container { padding: 0 2rem; }
}

/* Mobile Header Navigation & Drawer Responsiveness */
.hdr-hamburger-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--gv-border);
  border-radius: var(--gv-radius-sm);
  width: 44px;
  height: 44px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
  transition: var(--ease);
  min-width: 44px;
  min-height: 44px;
}
.hdr-hamburger-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--gv-navy);
  border-radius: 2px;
  transition: var(--ease);
}
.hdr-hamburger-btn:hover {
  border-color: var(--gv-indigo);
}

.hdr-search-box-desktop {
  width: 240px;
  min-height: 42px;
  background: var(--gv-bg);
  border: 1.5px solid var(--gv-border);
  border-radius: var(--gv-radius-pill);
  padding: 0 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  transition: var(--ease);
  box-sizing: border-box;
}
.hdr-search-box-desktop:hover, .hdr-search-box-desktop:focus-within {
  background: var(--gv-white);
  border-color: var(--gv-indigo);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}
.hdr-s-icon {
  font-size: 0.95rem;
  color: var(--gv-text-muted);
  flex-shrink: 0;
}
.hdr-s-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--gv-font-body);
  font-size: 0.85rem;
  color: var(--gv-text);
  font-weight: 600;
  width: 100%;
  cursor: pointer;
}
.hdr-s-input::placeholder {
  color: var(--gv-text-muted);
}

.hdr-search-btn-mobile {
  display: none;
  background: transparent;
  border: 1px solid var(--gv-border);
  border-radius: var(--gv-radius-sm);
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--gv-navy);
  transition: var(--ease);
}
.hdr-search-btn-mobile:hover {
  border-color: var(--gv-indigo);
  color: var(--gv-indigo);
}

@media (max-width: 979px) {
  .nav-ul {
    display: none !important; /* Hide desktop menu on mobile/tablet */
  }
  .hdr-search-box-desktop {
    display: none !important; /* Hide desktop compact search on mobile */
  }
  .hdr-search-btn-mobile {
    display: inline-flex !important; /* Show mobile search icon trigger button */
  }
  .hdr-hamburger-btn {
    display: flex !important; /* Show mobile drawer trigger */
  }
  .nav-in {
    padding: 0.65rem 1rem;
  }
  .btn-buy-gc {
    padding: 0.55rem 1rem;
    font-size: 0.82rem;
  }
}

/* MOBILE DRAWER SLIDE-OUT COMPONENT */
.hdr-drawer-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 9, 18, 0.8);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 99999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.hdr-drawer-backdrop.active {
  opacity: 1;
  visibility: visible;
}
.hdr-drawer-content {
  position: absolute;
  top: 0;
  right: 0;
  width: 320px;
  max-width: 85vw;
  height: 100%;
  background: #0D1B2A;
  border-left: 1.5px solid var(--gold);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  box-sizing: border-box;
}
.hdr-drawer-backdrop.active .hdr-drawer-content {
  transform: translateX(0);
}
.hdr-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.hdr-drawer-close {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.8rem;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: var(--ease);
}
.hdr-drawer-close:hover {
  color: var(--gold);
}
.hdr-drawer-nav {
  list-style: none;
  padding: 1.5rem 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.hdr-drawer-nav a {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--r-md);
  color: #FFFFFF;
  font-size: 0.98rem;
  font-weight: 700;
  text-decoration: none;
  min-height: 48px;
  transition: var(--ease);
}
.hdr-drawer-nav a:hover, .hdr-drawer-nav a:focus {
  background: rgba(212, 175, 55, 0.15);
  border-color: var(--gold);
  color: var(--gold);
}
.drawer-icon {
  font-size: 1.25rem;
}
.hdr-drawer-foot {
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Mobile Deals Grid & Hero Responsiveness */
@media (max-width: 640px) {
  .deals-hero h1 {
    font-size: 1.95rem !important;
  }
  .deals-grid {
    grid-template-columns: 1fr !important;
  }
  .spot-grid {
    grid-template-columns: 1fr !important;
  }
  .calc-card {
    padding: 1.5rem !important;
  }
  .res-box {
    flex-direction: column !important;
    text-align: center !important;
  }
  .res-box > div {
    text-align: center !important;
  }
}

/* Mobile Footer Grid Responsiveness */
@media (max-width: 1024px) {
  .ft-grid {
    grid-template-columns: 2fr repeat(2, 1fr) !important;
    gap: 2rem !important;
  }
}
@media (max-width: 640px) {
  .ft-grid {
    grid-template-columns: 1fr !important;
    gap: 1.75rem !important;
  }
  .ft-bottom {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
  }
}

/* Form Touch Optimization (Min 44px Tap Target) */
button, input, select, textarea, .btn-buy-gc, .btn-g, .btn-submit {
  min-height: 44px;
}

/* Fast Image Loading Defaults */
img {
  max-width: 100%;
  height: auto;
  display: block;
}