@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap');

:root {
  --primary-color: #131313;
  --secondary-color: #f0001c;
  --accent-color: #e74c3c;
  --light-color: #ecf0f1;
  --dark-color: #000000;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Montserrat', 'Raleway', sans-serif;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

body {
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
  color: var(--primary-color);
  line-height: 1.6;
  min-height: 100vh;
}

/* SCROLLBAR STYLES */
::-webkit-scrollbar {
  width: 5px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
  background: var(--secondary-color);
  transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: #d00018;
}

header {
  background: rgba(19, 19, 19, 0.95);
  backdrop-filter: blur(10px);
  color: white;
  padding: 1.5rem 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--secondary-color);
  text-shadow: 0 0 20px rgba(240, 0, 28, 0.5);
}

.security-notice {
  font-size: 0.9rem;
  opacity: 0.7;
  font-weight: 300;
}

main {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.artwork-container {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  margin: 2rem auto;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.artwork-header {
  padding: 1.5rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(to bottom, #ffffff, #fafafa);
}

.artwork-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.artwork-meta {
  font-size: 0.9rem;
  color: #7f8c8d;
  font-weight: 400;
}

.image-container {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.protected-image {
  max-width: 90%;
  max-height: 80vh;
  object-fit: contain;
  pointer-events: none;
  filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.15));
}

.image-protection {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  pointer-events: none;
}

.protection-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(255, 255, 255, 0.03) 10px,
    rgba(255, 255, 255, 0.03) 20px
  );
  pointer-events: none;
  opacity: 0.1;
}

.artwork-info {
  padding: 2rem;
  background: linear-gradient(to bottom, #fafafa, #f8f9fa);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.artwork-description {
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.artwork-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.95rem;
  letter-spacing: 0.3px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary-color) 0%, #d00018 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(240, 0, 28, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(240, 0, 28, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--light-color);
  color: var(--dark-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
  background-color: #dde4e6;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.btn-secondary:active {
  transform: translateY(0);
}

/* Footer */
.footer {
  background: var(--dark-color);
  color: var(--white);
  padding: 20px 0;
  position: relative;
  overflow: hidden;
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 2;
}

.footer.reveal .footer-content {
  opacity: 1;
  transform: translateY(0);
}

.footer::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle at center,
    rgba(240, 0, 28, 0.1) 0%,
    transparent 70%
  );
  z-index: 1;
  animation: pulse 10s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.3;
  }

  50% {
    opacity: 0.6;
  }
}

.logo a {
  font-size: 32px;
  font-weight: bold;
  color: white;
  text-decoration: none;
  margin-bottom: 16px;
  display: inline-block;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.logo a:hover {
  transform: scale(1.05);
}

.logo span {
  color: var(--secondary-color);
  text-shadow: 0 0 20px rgba(240, 0, 28, 0.6);
}

.copyright {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 300;
}

.warning-message {
  background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
  border: 1px solid rgba(255, 234, 167, 0.5);
  color: #856404;
  padding: 1.25rem;
  border-radius: 12px;
  margin-bottom: 1.5rem;
  text-align: center;
  box-shadow: 0 4px 15px rgba(255, 234, 167, 0.3);
}

.artwork-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.artwork-thumb {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  margin: 10px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.artwork-thumb:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.thumb-img {
  height: 180px;
  background: linear-gradient(135deg, #faf8f8 0%, #e9ecef 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.thumb-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.artwork-thumb:hover .thumb-img img {
  transform: scale(1.1);
}

.thumb-img::after {
  content: 'PREVIEW';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    rgba(240, 0, 28, 0.95) 0%,
    rgba(0, 0, 0, 0.9) 100%
  );
  color: white;
  font-weight: bold;
  letter-spacing: 2px;
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(5px);
}

.artwork-thumb:hover .thumb-img::after {
  opacity: 1;
}

.thumb-info {
  padding: 1.25rem;
}

.thumb-title {
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.3px;
}

.thumb-date {
  font-size: 0.85rem;
  color: #7f8c8d;
  font-weight: 400;
}

.navigation {
  display: flex;
  justify-content: space-between;
  margin-top: 1.5rem;
  gap: 1rem;
}

h2 {
  margin: 30px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--primary-color);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--secondary-color) 0%, #d00018 100%);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 20px rgba(240, 0, 28, 0.4);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
  backdrop-filter: blur(10px);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 8px 30px rgba(240, 0, 28, 0.6);
}

.back-to-top:active {
  transform: translateY(-3px) scale(1.05);
}

.back-to-top::before {
  content: '↑';
  font-weight: bold;
}

/* Loading Animation */
.loading-spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 3px solid rgba(240, 0, 28, 0.3);
  border-radius: 50%;
  border-top-color: var(--secondary-color);
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Smooth Scroll */
html {
  scroll-behavior: smooth;
}

/* Selection Color */
::selection {
  background-color: var(--secondary-color);
  color: white;
}

::-moz-selection {
  background-color: var(--secondary-color);
  color: white;
}

/* Focus Styles for Accessibility */
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--secondary-color);
  outline-offset: 3px;
}

/* Image Loading State */
img {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

img[src] {
  animation: none;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

/* Fade In Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@media (max-width: 768px) {
  .artwork-list {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
  }

  .header-content {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .artwork-actions,
  .navigation {
    flex-direction: column;
  }

  .logo a {
    font-size: 24px;
  }

  .copyright {
    font-size: 13px;
  }

  .btn {
    width: 100%;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    font-size: 1.3rem;
  }
}