:root {
    --primary-color: #001B45;
    --secondary-color: #666666;
    --background-color: #fafafa;
    --accent-color: #f5f5f5;
    --spacing-unit: 1rem;
    --max-width: 1200px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Hanken Grotesk', sans-serif;
    line-height: 1.6;
    color: var(--primary-color);
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='4.5' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' fill='white' opacity='0.8'/%3E%3C/svg%3E"), radial-gradient(circle at 48.7305% 4.8452%, #FF2222, transparent 28%), radial-gradient(circle at 48.7305% 20.996%, #1EB6FF, transparent 23%), radial-gradient(circle at 48.6328% 37.4159%, #00D6FF, transparent 20%), radial-gradient(circle at 48.6328% 53.7012%, #001B45, transparent 35%), radial-gradient(circle at 48.3398% 75.5047%, #FF2222, transparent 35%), radial-gradient(circle at 49.0234% 97.1736%, #A259FF, transparent 35%), linear-gradient(0deg, #FF2222, #1EB6FF, #00D6FF, #001B45, #FF2222, #A259FF);
    background-blend-mode: overlay, normal, normal, normal, normal, normal, normal;
}

.exhibition-header {
    padding: calc(var(--spacing-unit) * 2);
    text-align: center;
    /* background-color: var(--accent-color); */
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.exhibition-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-unit);
}

.exhibition-details {
    font-size: 1.1rem;
    color: var(--secondary-color);
}

.projects-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-unit);
}

.project-card {
    margin-bottom: calc(var(--spacing-unit) * 2);
    border: 1px solid var(--accent-color);
    border-radius: 0px 0px .5rem .5rem;
    overflow: hidden;
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    border-radius: 0px 0px .5rem .5rem;
    box-shadow: 0 8px 20px 0 #00D6FF;
    mix-blend-mode: screen;
    pointer-events: none;
}

.project-card > * {
    position: relative;
    z-index: 1;
}

.project-card:hover {
    transform: translateY(-2px);
}

.project-header {
    padding: var(--spacing-unit);
    cursor: pointer;
    background-color: var(--background-color);
    padding-right: calc(var(--spacing-unit) * 4);
}

.project-title {
    font-size: 2.5rem;
    line-height: 2rem;
    padding-top: 1rem;
    font-weight: 600;
}

.project-firm {
    font-size: 2.5rem;
    line-height: 2.25rem;
    padding: 1rem 0;
    color: var(--secondary-color);
}

.project-details {
    padding: 0 var(--spacing-unit);
    background-color: var(--accent-color);
    font-size: 1rem;
}

.project-details.expanded {
    padding: var(--spacing-unit);
    max-height: none;
    overflow: visible;
}

.project-detail-item {
    margin-bottom: 0.5rem;
}

.project-detail-label {
    font-weight: 600;
    margin-right: 0.5rem;
}

footer {
    text-align: center;
    padding: calc(var(--spacing-unit) * 2);
    margin-top: calc(var(--spacing-unit) * 2);
    background-color: var(--accent-color);
    color: var(--secondary-color);
}

/* Theme tag styles */
.theme-tag {
    display: inline-block;
    font-size: 1rem;
    font-weight: 700;
    padding: 0.2rem 1rem;
    border-radius: 1.2rem;
    margin-bottom: 0.5rem;
    margin-top: 0;
    margin-left: 0;
    margin-right: 0;
    align-self: flex-start;
}

/* Description styles */
.project-description {
    font-size: 1rem;
    line-height: 1.5;
    color: var(--secondary-color);
    margin-top: 0.5rem;
}

/* Tablet and larger screens */
@media (min-width: 768px) {
    .exhibition-header h1 {
        font-size: 2.5rem;
    }

    .projects-container {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-unit);
        padding: 0 calc(var(--spacing-unit) * 2);
    }

    .project-card {
        margin-bottom: 0;
    }
}

/* Desktop screens */
@media (min-width: 1024px) {
    .projects-container {
        grid-template-columns: repeat(3, 1fr);
    }

    .exhibition-header h1 {
        font-size: 3rem;
    }
}

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

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    .project-card,
    .project-details {
        transition: none;
    }
}

/* Theme color classes for text only */
.theme-belonging,
.theme-healing,
.theme-culture,
.theme-play,
.theme-welcome,
.theme-learning {
    background-color: unset !important;
    color: unset !important;
}

/* Theme tag background and text color */
.theme-tag.theme-belonging { background-color: #1EB6FF !important; color: #fff !important; }
.theme-tag.theme-healing { background-color: #00D6FF !important; color: #fff !important; }
.theme-tag.theme-culture { background-color: #FF2222 !important; color: #fff !important; }
.theme-tag.theme-play { background-color: #A259FF !important; color: #fff !important; }
.theme-tag.theme-welcome { background-color: #FF2222 !important; color: #fff !important; }
.theme-tag.theme-learning { background-color: #001B45 !important; color: #fff !important; }

/* Project title color (text only) */
.project-title.theme-belonging { color: #1EB6FF !important; }
.project-title.theme-healing { color: #00D6FF !important; }
.project-title.theme-culture { color: #FF2222 !important; }
.project-title.theme-play { color: #A259FF !important; }
.project-title.theme-welcome { color: #FF2222 !important; }
.project-title.theme-learning { color: #001B45 !important; }

/* Card footer layout */
.project-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    margin-top: 1.5rem;
}

.credits-button, .plus-circle, .credits-text {
    display: none !important;
}

.theme-tag {
    margin-left: auto;
    margin-right: 0;
    align-self: flex-end;
    /* keep existing theme color classes for background */
}

.exhibition-header-image {
    width: 100%;
    height: auto;
    display: block;
    max-width: 100vw;
}

.exhibition-description {
    max-width: 700px;
    margin: 2rem auto 2.5rem auto;
    padding: 1.5rem 1.5rem 1.5rem 1.5rem;
    background: none;
    border-radius: 1.2rem;
    box-shadow: none;
    font-size: 1.15rem;
    line-height: 1.7;
    color: #fff;
}

.exhibition-description p + p {
    margin-top: 1.1em;
}

.bracketed {
    text-decoration: underline;
    text-underline-offset: 0.15em;
    text-decoration-thickness: 2px;
}

.role-highlight {
    font-weight: 600;
}

#camera-btn {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: #001B45;
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 56px;
  height: 56px;
  box-shadow: 0 4px 16px #001B4544;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  cursor: pointer;
  transition: background 0.2s;
}
#camera-btn:hover, #camera-btn:focus {
  background: #3FD6FF;
  color: #001B45;
}
#camera-btn svg {
  width: 32px;
  height: 32px;
}