/**
 * Header Component - Mobile-First Responsive
 * La Fille du Fleuriste
 */

/* ===== Header Container ===== */
.header-center {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--color-bg-light);
  box-shadow: var(--shadow-sm);
  padding: var(--space-md);
  min-height: 88px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
}

/* ===== Hamburger Menu (Mobile Only) ===== */
.hamburger-menu {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  width: var(--touch-target-min);
  height: var(--touch-target-min);
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  z-index: calc(var(--z-dropdown) + 1);
  transition: transform var(--transition-fast);
}

.hamburger-menu:hover {
  transform: scale(1.05);
}

.hamburger-menu span {
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: transform var(--transition-base), opacity var(--transition-base), background-color var(--transition-base);
  border-radius: var(--radius-full);
}

/* Hamburger Animation - Open State */
.hamburger-menu.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-menu.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

.hamburger-menu.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ===== Logo & Nav Container ===== */
.center-stack {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-xs);
}

.center-stack .logo {
  font-family: var(--font-logo);
  font-weight: 400;
  font-style: normal;
  font-size: clamp(1.9rem, 8.6vw, 3rem);
  line-height: 1;
  min-height: 1em;
  display: inline-block;
  letter-spacing: -0.02em;
  color: #C2B254;
  cursor: pointer;
  transition: color var(--transition-base);
  white-space: nowrap;
}

.center-stack .logo:hover {
  color: var(--color-primary-dark);
}

/* ===== Navigation - Mobile First ===== */
.center-nav {
  position: fixed;
  top: var(--header-height-mobile);
  left: -100%;
  width: 280px;
  max-width: 85vw;
  height: calc(100vh - var(--header-height-mobile));
  background: var(--color-bg-light);
  box-shadow: var(--shadow-lg);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  transition: left var(--transition-slow);
  z-index: var(--z-dropdown);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.center-nav.active {
  left: 0;
}

.center-nav a {
  font-family: var(--font-subtitle);
  font-weight: 700;
  font-style: normal;
  font-size: 16px;
  line-height: 1;
  letter-spacing: 0;
  color: #C2C4B6;
  text-decoration: none;
  padding: var(--space-md) 0;
  transition: color var(--transition-base);
  cursor: pointer;
  min-height: var(--touch-target-min);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-border-light);
}

.center-nav a:hover {
  color: var(--color-primary);
}

.center-nav a:last-child {
  border-bottom: none;
}

/* Nav auth link — mobile hamburger only */
.nav-auth-link {
  color: #B28A83 !important;
  font-style: italic;
  margin-top: var(--space-sm);
  padding-top: var(--space-lg) !important;
  border-top: 1px solid var(--color-border-light) !important;
  border-bottom: none !important;
}

.nav-auth-link:hover {
  color: var(--color-primary) !important;
}

/* Masquer les icônes user sur mobile — remplacées par le lien dans le hamburger */
@media (max-width: 1099px) {
  .user-icon,
  .account-icon {
    display: none !important;
  }
}

/* Navigation Overlay (Mobile) */
.nav-overlay {
  position: fixed;
  top: var(--header-height-mobile);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height-mobile));
  background: rgba(0, 0, 0, var(--opacity-overlay));
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base);
  z-index: calc(var(--z-dropdown) - 1);
}

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

/* ===== Header Right - Icons ===== */
.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

/* User Icon */
.user-icon,
.account-icon {
  width: 40px;
  height: 40px;
  background-color: var(--color-bg);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
  border: 2px solid var(--color-primary);
  position: relative;
}

.user-icon:hover,
.account-icon:hover {
  transform: translateY(-2px);
  background-color: var(--color-primary);
}

.user-icon:hover svg,
.account-icon:hover svg {
  fill: var(--color-bg-light);
}

.user-icon svg,
.account-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-primary);
  transition: none;
}

.auth-hidden {
  display: none !important;
}

.account-icon.logged-in {
  background-color: var(--color-bg);
}

.account-icon.logged-in svg {
  fill: var(--color-primary);
}

.account-icon.logged-in::before {
  content: '';
  position: absolute;
  top: 1px;
  left: 1px;
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: #22c55e;
  border: 2px solid var(--color-bg);
  pointer-events: none;
}

/* Cart Button */
.cart-button {
  width: 40px;
  height: 40px;
  background-color: var(--color-bg);
  border-radius: var(--radius-full);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
  padding: 0;
  position: relative;
}

.cart-button:hover {
  transform: translateY(-2px);
  background-color: var(--color-primary);
}

.cart-button:hover svg {
  fill: var(--color-bg-light);
}

.cart-button svg {
  width: 22px;
  height: 22px;
  fill: var(--color-primary);
  transition: none;
}

/* Cart Badge (item count) */
.cart-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--color-error);
  color: white;
  border-radius: var(--radius-full);
  min-width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  padding: 0 4px;
  border: 2px solid var(--color-bg-light);
}

/* ===== Small Mobile (<= 480px) ===== */
@media (max-width: 480px) {
  .header-center {
    min-height: 82px;
  }

  .center-stack .logo {
    font-size: clamp(1.75rem, 8vw, 2.2rem);
  }

  .header-right {
    gap: 6px;
    min-width: 0;
  }

  .cart-button {
    width: 36px;
    height: 36px;
  }

  .cart-button svg {
    width: 20px;
    height: 20px;
  }

  /* Keep badge inside button bounds to avoid horizontal overflow on small screens */
  .cart-badge {
    top: 1px;
    right: 1px;
    min-width: 14px;
    height: 14px;
    padding: 0 3px;
    font-size: 9px;
    border-width: 1px;
  }
}

/* ===== Header Left (Empty Space for Grid Balance) ===== */

/* ===== Side Menu (Dropdown for User Icon) ===== */

/* ===== Tablet (768px+) — spacing only, hamburger stays visible ===== */
@media (min-width: 768px) {
  .header-center {
    padding: var(--space-lg) var(--space-xl);
  }

  /* Increase icon spacing */
  .header-right {
    gap: var(--space-md);
  }

  /* Adjust side menu position */
}

/* ===== Desktop grid (1024px+) — hamburger still visible ===== */
@media (min-width: 1024px) {
  .header-center {
    padding: 22px 40px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-lg);
  }

  .center-stack {
    justify-self: center;
  }

  .center-stack .logo {
    margin-bottom: 6px;
  }

  .header-right {
    justify-self: end;
    gap: 15px;
  }

  .user-icon,
  .cart-button {
    width: 40px;
    height: 40px;
  }

  /* Side menu position */
}

/* ===== Nav inline (1100px+) — hamburger hidden, nav visible ===== */
@media (min-width: 1100px) {
  /* Auth link is mobile-only — hidden when nav goes inline */
  .nav-auth-link {
    display: none !important;
  }

  /* Hide hamburger, keep width for grid balance */
  .hamburger-menu {
    visibility: hidden;
    pointer-events: none;
    width: 40px;
  }

  /* Show navigation inline */
  .center-nav {
    position: static;
    width: auto;
    height: auto;
    max-width: none;
    background: none;
    box-shadow: none;
    padding: 0;
    flex-direction: row;
    gap: var(--nav-gap-desktop);
    overflow: visible;
  }

  .center-nav a {
    padding: 0;
    min-height: auto;
    border-bottom: none;
  }

  /* Hide nav overlay */
  .nav-overlay {
    display: none;
  }
}

/* ===== Prevent Body Scroll When Mobile Nav Open ===== */
body.nav-open {
  overflow: hidden;
  height: 100vh;
}

/* ===== Print Styles ===== */
@media print {
  .header-center {
    position: static;
    box-shadow: none;
    border-bottom: 1px solid var(--color-border);
  }

  .hamburger-menu,
  .user-icon,
  .cart-button {
    display: none;
  }

  .center-nav {
    position: static;
    flex-direction: row;
    gap: var(--space-md);
  }
}