/* =========================
  Loading Screen
========================= */
.loading-screen {
  position: fixed;
  inset: 0;
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  animation: fadeOut 0.3s ease 0.3s forwards;
}

.loading-spinner {
  position: relative;
  width: 120px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.aperture {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 8px solid rgb(144 28 28 / 20%);
  border-top-color: #901c1c;
  border-right-color: #d3573c;
  animation: rotate 1s linear infinite;
}

.aperture::before,
.aperture::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 8px solid transparent;
}

.aperture::before {
  border-top-color: rgb(144 28 28 / 50%);
  transform: rotate(120deg);
}

.aperture::after {
  border-top-color: rgb(211 87 60 / 50%);
  transform: rotate(240deg);
}

.loading-logo {
  width: 50px;
  height: auto;
  z-index: 1;
  animation: pulse 1s ease-in-out infinite;
}

.loading-screen.loaded {
  will-change: auto;
}

/* =========================
  Lightbox System
========================= */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-lightbox);
  display: none;
  visibility: hidden;
  opacity: 0;
}

.lightbox-modal.show {
  display: flex;
  visibility: visible;
  opacity: 1;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgb(0 0 0 / 80%);
}

.lightbox-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  box-sizing: border-box;
}

.lightbox-close,
.lightbox-nav {
  position: absolute;
  z-index: var(--z-lightbox);
  border: none;
  border-radius: var(--radius-circle);
  background: rgb(255 255 255 / 10%);
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  top: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
}

.lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  opacity: 0.8;
}

.lightbox-prev {
  left: 20px;
}

.lightbox-next {
  right: 20px;
}

.lightbox-close:hover,
.lightbox-nav:hover {
  background: rgb(255 255 255 / 20%);
  box-shadow: 0 6px 25px rgb(0 0 0 / 40%);
}

.lightbox-close:hover {
  transform: scale(1.1);
}

.lightbox-nav:hover {
  transform: translateY(-50%) scale(1.1);
  opacity: 1;
}

.lightbox-media-wrapper {
  position: relative;
  width: 100%;
  max-width: 90vw;
  max-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

.lightbox-media-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-modal);
  background: transparent;
  min-height: 300px;
  min-width: 300px;
}

.lightbox-media-container img,
.lightbox-media-container video {
  max-width: 100%;
  max-height: 100%;
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  border-radius: var(--radius-md);
}

.lightbox-media-container video {
  max-height: 80vh;
  min-width: 320px;
  min-height: 180px;
  aspect-ratio: 16/9;
  background: transparent;
}

.lightbox-media-container picture,
.lightbox-media-container picture img,
.lightbox-media-container .media-image,
.lightbox-media-container .media-video-player {
  width: 100%;
  height: 100%;
}

.lightbox-media-container picture {
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-media-container picture img,
.lightbox-media-container .media-image,
.lightbox-media-container .media-video-player {
  object-fit: contain;
}

.lightbox-info {
  width: 100%;
  background: transparent;
  color: var(--color-white);
  padding: var(--space-lg);
  flex-shrink: 0;
}

.lightbox-info-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
  min-height: 48px;
}

.lightbox-title {
  font-size: 1.5rem;
  font-weight: var(--font-weight-semibold);
  line-height: 1.8rem;
  margin: 0;
  color: var(--color-white);
  text-shadow: 0 2px 4px rgb(0 0 0 / 50%);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lightbox-meta {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-shrink: 0;
}

.lightbox-likes {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.1rem;
  line-height: 1.5rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-likes);
  text-shadow: 0 1px 2px rgb(0 0 0 / 50%);
}

.lightbox-likes i {
  font-size: 18px;
  color: var(--color-likes);
}

.lightbox-counter {
  font-size: 0.9rem;
  line-height: 1.2rem;
  color: rgb(255 255 255 / 80%);
  background: rgb(0 0 0 / 30%);
  padding: 6px var(--space-md);
  border-radius: 20px;
  backdrop-filter: blur(10px);
}

/* =========================
  Modal System
========================= */
.modal {
  display: none;
  visibility: hidden;
  position: fixed;
  inset: 0;
  background: rgb(0 0 0 / 50%);
  backdrop-filter: blur(2px);
  box-shadow:
    0 20px 25px -5px rgb(0 0 0 / 10%),
    0 10px 10px -5px rgb(0 0 0 / 2%);
  pointer-events: none;
  z-index: var(--z-modal);
  opacity: 0;
}

.modal.show {
  display: block;
  visibility: visible;
  pointer-events: auto;
  opacity: 1;
}

.modal-content {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 500px;
  max-height: 100vh;
  margin: 0 auto;
  width: 90%;
  overflow: hidden;
  pointer-events: auto;
  background-color: var(--bg-color-modal);
  color: var(--color-white);
}

.modal-header {
  position: relative;
  display: flex;
  visibility: visible;
  flex-shrink: 0;
  padding: var(--space-lg) var(--space-lg) var(--space-md);
  border-bottom: 1px solid var(--bg-color-primary);
  justify-content: center;
}

.header-content {
  display: flex;
  flex-direction: row;
  color: var(--color-white);
  gap: var(--space-md);
  align-items: center;
  justify-content: center;
  width: 100%;
  padding-right: 60px;
}

.modal-header i {
  font-size: 1.5rem;
  font-weight: 600;
}

.modal-header h2 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-semibold);
  margin: 0;
}

.modal-photographer-name {
  font-size: 1.5rem;
  font-weight: var(--font-weight-semibold);
  margin: 0;
  color: var(--color-white);
  text-align: center;
}

.modal-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: var(--space-xs);
  transition: var(--transition-normal);
}

.modal-close i {
  font-size: 1.5rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
}

/* Navigation & Focus states */
.main-form {
  display: none;
  visibility: hidden;
  overflow-y: auto;
}

.main-form.show {
  display: flex;
  flex-direction: column;
  visibility: visible;
  padding: var(--space-lg);
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* FormGroup Success */
.form-group .success {
  border: 2px solid var(--color-success);
}

.form-group label {
  font-size: 1.1rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea {
  font-size: 1rem;
  padding: var(--space-md);
  border: 1px solid var(--bg-color-primary);
  border-radius: var(--space-xs);
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 5%);
  resize: none;
  overflow: hidden auto;
  transition: var(--transition-normal);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  font-size: 1rem;
  font-weight: var(--font-weight-light);
  color: var(--txt-color-secondary);
}

.message-container {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

/* TextArea */
.min,
.max {
  font-size: 1rem;
  color: var(--color-white);
  transition: var(--transition-normal);
}

/* TextArea Warning */
.min.warning,
.max.warning {
  color: var(--color-warning);
  font-weight: var(--font-weight-semibold);
}

/* TextArea Danger */
.min.danger,
.max.danger {
  color: var(--color-error);
  font-weight: var(--font-weight-semibold);
}

input:disabled,
textarea:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  background-color: var(--bg-color-light);
}

.error-form {
  display: none;
  visibility: hidden;
  font-size: 0.9rem;
  font-weight: var(--font-weight-light);
  margin-top: var(--space-xs);
}

.error-form[data-error-visible="true"] {
  display: block;
  visibility: visible;
}

.modal-footer {
  display: grid;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
  padding: var(--space-md);
  margin-top: var(--space-xl);
  color: var(--txt-color-primary);
}

.modal-footer button {
  width: auto;
  min-width: 120px;
  height: 48px;
  border: 1px solid var(--bg-color-primary);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  padding: 0 var(--space-lg);
  cursor: pointer;
  margin-top: auto;
  background: var(--bg-color-primary);
  color: var(--color-white);
  transition: var(--transition-normal);
}

.modal-footer button:not(:disabled):hover {
  background: var(--bg-color-secondary);
  border-color: var(--bg-color-secondary);
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 10%);
}

.modal-footer button:not(:disabled):active {
  background: var(--bg-color-secondary);
  border-color: var(--bg-color-secondary);
  transform: translateY(1px);
}

.modal-footer button:disabled,
.modal-footer .disabled {
  cursor: not-allowed;
  background: var(--bg-color-light);
  color: var(--txt-color-muted);
  border-color: #e5e7eb;
}

/* =========================
  Responsive Design
========================= */

/* Mobile (up to 767px) */
@media (width <= 767px) {
  .lightbox-container {
    padding: 15px 10px;
  }

  .lightbox-media-wrapper {
    max-width: 100vw;
    max-height: 65vh;
  }

  .lightbox-media-container {
    min-height: 200px;
    min-width: 200px;
  }

  .lightbox-nav {
    width: 40px;
    height: 40px;
  }

  .lightbox-prev {
    left: 5px;
  }

  .lightbox-next {
    right: 5px;
  }

  .lightbox-close {
    width: 40px;
    height: 40px;
    top: 10px;
    right: 10px;
  }

  .lightbox-info {
    padding: 25px 15px 15px;
  }

  .lightbox-info-content {
    gap: 15px;
  }

  .lightbox-title {
    font-size: 1.3rem;
    line-height: 1.6rem;
  }

  .lightbox-likes {
    font-size: 1rem;
  }

  .lightbox-counter {
    font-size: 0.8rem;
    padding: 4px 8px;
  }

  /* Mobile Modal */
  .modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
  }

  .modal-content {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    max-width: none;
    max-height: none;
    transform: none;
    margin: 0;
    overflow: hidden auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }

  .modal-header {
    position: sticky;
    top: 0;
    z-index: var(--z-base);
    padding: 16px;
    background-color: var(--bg-color-modal);
    border-bottom: 1px solid var(--bg-color-primary);
  }

  .header-content {
    padding-right: 50px;
  }

  .modal-header h2 {
    font-size: 1.1rem;
  }

  .modal-photographer-name {
    font-size: 1.1rem;
  }

  .modal-close {
    top: 16px;
    right: 16px;
  }

  .main-form.show {
    padding: 16px;
    gap: 16px;
    flex: 1;
    overflow-y: visible;
  }

  .form-group label {
    font-size: 0.8rem;
  }

  .form-group input,
  .form-group textarea {
    font-size: 16px;
    padding: 10px 12px;
    min-height: 44px;
  }

  .modal-footer {
    position: sticky;
    bottom: 0;
    z-index: var(--z-base);
    padding: 12px 16px;
    background-color: var(--bg-color-modal);
    border-top: 1px solid var(--bg-color-primary);
    margin-top: auto;
  }

  .modal-footer button {
    min-width: 80px;
    font-size: 0.8rem;
    min-height: 44px;
  }

  /* Keyboard */
  .modal-content.keyboard-open {
    height: var(--modal-height);
    max-height: var(--modal-height);
  }

  .modal-content.keyboard-open .modal-footer {
    position: sticky;
    bottom: 0;
    margin-bottom: 0;
  }

  /* Stats Bar & Scroll Button */
  .photographer-stats {
    right: var(--space-xs);
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
  }

  .stats-likes,
  .stats-price {
    font-size: 1rem;
  }

  .stats-likes-count {
    font-size: 1rem;
    line-height: 1.4rem;
  }

  .stats-likes .fa-heart {
    font-size: 0.875rem;
  }

  .stats-price {
    font-size: 1rem;
    line-height: 1.4rem;
  }

  .scroll-to-top {
    bottom: 75px;
    right: var(--space-xs);
    width: 44px;
    height: 44px;
    font-size: 1rem;
  }
}

/* Tablet (768px to 1023px) */
@media (width >= 768px) and (width <= 1023px) {
  .lightbox-container {
    padding: 20px 15px;
  }

  .lightbox-media-wrapper {
    max-width: 95vw;
    max-height: 75vh;
  }

  .lightbox-nav {
    width: 44px;
    height: 44px;
  }

  .lightbox-prev {
    left: 10px;
  }

  .lightbox-next {
    right: 10px;
  }

  .lightbox-close {
    width: 44px;
    height: 44px;
    top: 15px;
    right: 15px;
  }

  .lightbox-info {
    padding: 25px 15px 15px;
  }

  .lightbox-info-content {
    gap: 15px;
  }

  .lightbox-title {
    font-size: 1.3rem;
    line-height: 1.6rem;
  }

  .lightbox-likes {
    font-size: 1rem;
  }
}

/* =========================
  Photographer Stats Bar
========================= */
.photographer-stats {
  position: fixed;
  bottom: 0;
  right: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-color-modal);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow: var(--shadow-modal);
  z-index: var(--z-fixed);
  font-weight: var(--font-weight-semibold);
  color: var(--color-dark);
  opacity: 1;
  visibility: visible;
}

.stats-likes {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.stats-likes,
.stats-likes-count,
.stats-price {
  font-size: 1.2rem;
}

.stats-likes-count,
.stats-price {
  line-height: 1.8rem;
}

.stats-likes .fa-heart {
  font-size: 1rem;
  color: var(--color-dark);
}

.stats-price {
  white-space: nowrap;
}

/* =========================
  Scroll to Top Button
========================= */
.scroll-to-top {
  position: fixed;
  bottom: 90px;
  right: var(--space-md);
  width: 50px;
  height: 50px;
  z-index: var(--z-fixed);
  border: none;
  border-radius: var(--radius-circle);
  background: var(--bg-color-primary);
  color: var(--color-white);
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

.scroll-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  background: var(--bg-color-secondary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

:is(.modal.show, .lightbox-modal.show) ~ :is(.scroll-to-top, .photographer-stats) {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.3s ease;
}