/* ═══════════════════════════════════════════════════════
   Leo Bîrcu Weddings — Components
   Glass cards, buttons, navigation, footer
   ═══════════════════════════════════════════════════════ */

/* ═══════════════════════ 
   GLASS CARD 
   ═══════════════════════ */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  transition: background var(--duration-normal) var(--ease-in-out),
              border-color var(--duration-normal) var(--ease-in-out),
              box-shadow var(--duration-normal) var(--ease-in-out);
}

.glass-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-subtle);
}

/* ═══════════════════════ 
   BUTTONS 
   ═══════════════════════ */

/* Primary — Glass button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-size: var(--label-size);
  font-weight: var(--label-weight);
  letter-spacing: var(--label-tracking);
  text-transform: uppercase;
  color: var(--text-primary);
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-in-out);
}

.btn:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-subtle);
}

.btn:hover::before {
  opacity: 1;
}

.btn:active {
  transform: translateY(0);
  background: var(--glass-bg-active);
}

/* Solid white button (CTA inverse) */
.btn--solid {
  background: var(--text-primary);
  color: var(--text-inverse);
  border-color: var(--text-primary);
  backdrop-filter: none;
}

.btn--solid:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--text-inverse);
}

/* Small button variant */
.btn--sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.625rem;
}

/* ═══════════════════════ 
   NAVIGATION 
   ═══════════════════════ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  padding-inline: var(--container-pad);
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--glass-border);
  z-index: var(--z-nav);
  transition: background var(--duration-normal) var(--ease-in-out),
              border-color var(--duration-normal) var(--ease-in-out);
}

.nav--scrolled {
  background: rgba(0, 0, 0, 0.85);
  border-bottom-color: var(--glass-border-hover);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
}

/* Logo */
.nav__logo {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
}

.nav__logo span {
  font-weight: 400;
  color: var(--text-muted);
}

/* Desktop Links */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-family: var(--font-heading);
  font-size: var(--label-size);
  font-weight: var(--label-weight);
  letter-spacing: var(--label-tracking);
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--duration-fast) var(--ease-in-out);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--text-primary);
  transition: width var(--duration-normal) var(--ease-out);
}

.nav__link:hover,
.nav__link--active {
  color: var(--text-primary);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

/* Dropdown */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav__dropdown-trigger svg {
  width: 10px;
  height: 10px;
  transition: transform var(--duration-fast) var(--ease-in-out);
}

.nav__dropdown:hover .nav__dropdown-trigger svg {
  transform: rotate(180deg);
}

.nav__dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 200px;
  padding: var(--space-xs) 0;
  margin-top: var(--space-xs);
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(8px);
  transition: all var(--duration-normal) var(--ease-out);
  box-shadow: var(--shadow-elevated);
}

.nav__dropdown:hover .nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown-link {
  display: block;
  padding: 0.625rem var(--space-md);
  font-family: var(--font-heading);
  font-size: var(--label-size);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-in-out);
}

.nav__dropdown-link:hover {
  color: var(--text-primary);
  background: var(--glass-bg-hover);
  padding-left: calc(var(--space-md) + 4px);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  z-index: calc(var(--z-overlay) + 1);
}

.nav__hamburger span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--text-primary);
  transition: all var(--duration-normal) var(--ease-out);
  transform-origin: center;
}

.nav__hamburger--open span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

.nav__hamburger--open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav__hamburger--open span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}

/* Mobile Overlay */
.nav__mobile {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(var(--glass-blur-heavy));
  -webkit-backdrop-filter: blur(var(--glass-blur-heavy));
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-md);
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-slow) var(--ease-out);
}

.nav__mobile--open {
  opacity: 1;
  visibility: visible;
}

.nav__mobile-link {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-decoration: none;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--duration-normal) var(--ease-out);
}

.nav__mobile--open .nav__mobile-link {
  opacity: 1;
  transform: translateY(0);
}

.nav__mobile--open .nav__mobile-link:nth-child(1) { transition-delay: 100ms; }
.nav__mobile--open .nav__mobile-link:nth-child(2) { transition-delay: 150ms; }
.nav__mobile--open .nav__mobile-link:nth-child(3) { transition-delay: 200ms; }
.nav__mobile--open .nav__mobile-link:nth-child(4) { transition-delay: 250ms; }
.nav__mobile--open .nav__mobile-link:nth-child(5) { transition-delay: 300ms; }
.nav__mobile--open .nav__mobile-link:nth-child(6) { transition-delay: 350ms; }
.nav__mobile--open .nav__mobile-link:nth-child(7) { transition-delay: 400ms; }
.nav__mobile--open .nav__mobile-link:nth-child(8) { transition-delay: 450ms; }

.nav__mobile-link:hover {
  color: var(--accent);
}

.nav__mobile-link--sub {
  font-size: clamp(1rem, 3vw, 1.25rem);
  font-weight: 400;
  color: var(--text-muted);
  padding-left: var(--space-md);
}

.nav__mobile-divider {
  width: 40px;
  height: 1px;
  background: var(--glass-border);
  margin: var(--space-sm) 0;
}

.nav__mobile-contact {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-in-out);
}

.nav__mobile-contact:hover {
  color: var(--text-primary);
}

/* ═══════════════════════ 
   FOOTER 
   ═══════════════════════ */
.footer {
  background: var(--bg-elevated);
  border-top: 1px solid var(--glass-border);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.footer__top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--glass-border);
}

.footer__brand h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.footer__brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 35ch;
}

.footer__heading {
  font-family: var(--font-heading);
  font-size: var(--label-size);
  font-weight: var(--label-weight);
  letter-spacing: var(--label-tracking);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.footer__link {
  display: block;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.25rem 0;
  transition: color var(--duration-fast) var(--ease-in-out);
}

.footer__link:hover {
  color: var(--text-primary);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-lg);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer__bottom a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-in-out);
}

.footer__bottom a:hover {
  color: var(--text-secondary);
}

/* ═══════════════════════ 
   CTA SECTION 
   ═══════════════════════ */
.cta-section {
  position: relative;
  padding: var(--space-3xl) 0;
  text-align: center;
  overflow: hidden;
}

.cta-section__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: blur(30px) brightness(0.3);
  transform: scale(1.1);
  z-index: 0;
}

.cta-section__content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.cta-section__content h2 {
  margin-bottom: var(--space-md);
}

.cta-section__content p {
  margin-inline: auto;
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
}

/* ═══════════════════════ 
   CATEGORY CARD 
   ═══════════════════════ */
.cat-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.cat-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.cat-card:hover .cat-card__image {
  transform: scale(1.05);
}

.cat-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.85) 0%,
    rgba(0, 0, 0, 0.2) 40%,
    transparent 100%
  );
  transition: background var(--duration-normal) var(--ease-in-out);
}

.cat-card:hover .cat-card__overlay {
  background: linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.9) 0%,
    rgba(0, 0, 0, 0.35) 50%,
    rgba(0, 0, 0, 0.15) 100%
  );
}

.cat-card__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg);
  z-index: 2;
}

.cat-card__label {
  font-family: var(--font-heading);
  font-size: var(--label-size);
  font-weight: var(--label-weight);
  letter-spacing: var(--label-tracking);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.cat-card__title {
  font-family: var(--font-heading);
  font-size: var(--h3-size);
  font-weight: var(--h3-weight);
  margin-bottom: var(--space-sm);
}

.cat-card__text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  max-width: 40ch;
  margin-bottom: var(--space-md);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--duration-normal) var(--ease-out);
}

.cat-card:hover .cat-card__text {
  opacity: 1;
  transform: translateY(0);
}

.cat-card__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: var(--label-size);
  font-weight: var(--label-weight);
  letter-spacing: var(--label-tracking);
  text-transform: uppercase;
  color: var(--text-primary);
  text-decoration: none;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--duration-normal) var(--ease-out);
  transition-delay: 50ms;
}

.cat-card:hover .cat-card__btn {
  opacity: 1;
  transform: translateY(0);
}

.cat-card__btn svg {
  width: 14px;
  height: 14px;
  transition: transform var(--duration-fast) var(--ease-out);
}

.cat-card__btn:hover svg {
  transform: translateX(4px);
}

/* ═══════════════════════ 
   BLOCKQUOTE (Glass) 
   ═══════════════════════ */
.blockquote-glass {
  padding: var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius-sm);
  font-style: italic;
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.8;
}

/* ═══════════════════════ 
   FORM ELEMENTS 
   ═══════════════════════ */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--label-size);
  font-weight: var(--label-weight);
  letter-spacing: var(--label-tracking);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.form-input {
  width: 100%;
  padding: 0.875rem var(--space-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--body-size);
  transition: border-color var(--duration-fast) var(--ease-in-out),
              background var(--duration-fast) var(--ease-in-out);
}

.form-input:focus {
  border-color: var(--glass-border-hover);
  background: var(--glass-bg-hover);
}

.form-input::placeholder {
  color: var(--text-muted);
}

textarea.form-input {
  resize: vertical;
  min-height: 120px;
  font-family: var(--font-body);
  line-height: 1.6;
}

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

select.form-input option {
  background: var(--bg-elevated);
  color: var(--text-primary);
}

/* ═══════════════════════ 
   SCROLL INDICATOR (Hero) 
   ═══════════════════════ */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  opacity: 0.5;
  animation: scrollPulse 2s ease-in-out infinite;
}

.scroll-indicator__text {
  font-family: var(--font-heading);
  font-size: 0.5625rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-indicator__line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.5; transform: translateX(-50%) translateY(0); }
  50%      { opacity: 0.8; transform: translateX(-50%) translateY(6px); }
}

/* ═══════════════════════ 
   RESPONSIVE — MOBILE 
   ═══════════════════════ */
@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .footer__top {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}