/* --- COMPONENTS.CSS — Shared UI Components --- */


/* --- 1. INTERACTIVE BASE --- */

.btn,
.main-header nav button,
.mobile-nav button,
.lightbox__arrow,
.lightbox__close,
#theme-switcher,
#audio-switcher,
#back-to-top {
    font-family: var(--font-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    color: var(--color-text-secondary);
    background: transparent;
    transition: var(--transition-tech);
    -webkit-user-select: none;
    user-select: none;
}

/* Shared press feedback for all interactive elements */
.btn:active,
#theme-switcher:active,
#audio-switcher:active,
#back-to-top.visible:active {
    transform: scale(0.94);
    transition: transform 0.05s ease-out;
}


/* --- 2. COIN --- */

.coin-wrapper {
    width: 100px;
    height: 100px;
    position: relative;
    transform-style: preserve-3d;
    cursor: pointer;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    -webkit-user-select: none;
    user-select: none;
}
.coin-wrapper:hover { transform: scale(1.05); }

.coin-face {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-circle);
    overflow: hidden;
    backface-visibility: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-border);
    transition: border-color var(--transition-theme);
}
.coin-face:hover { border-color: var(--color-accent); }
.coin-face img { width: 100%; height: 100%; object-fit: cover; }
.front { transform: rotateY(0deg) translateZ(1px); z-index: 2; }
.back { transform: rotateY(180deg) translateZ(-1px); z-index: 1; }


/* --- 4. DIVIDER --- */

.divider {
    border: none;
    border-top: 2px dashed var(--color-border);
    margin: 0 auto var(--space-md) auto;
    width: 100%;
    height: 0;
    transition: border-color var(--transition-theme);
}


/* --- 5. CARDS — Gallery Item, Project Card, Blog Card --- */

/* --- Shared card surface --- */
.gallery-item, .project-card, .blog-card {
    background-color: var(--color-opaque-bg);
    border-radius: var(--radius-xs);
    border: none;
    position: relative;
    cursor: pointer;
}

/* --- Gallery item (thumbnail card) --- */
/* All gallery items start straight, matching the clean grid of projects/blog */
.gallery-item {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    transition: var(--transition-tech);
    background-color: transparent;
}

/* On hover: clean lift, no rotations or scaling */
.gallery-item:hover {
    transform: translateY(-5px);
    z-index: 10;
}

.gallery-item__frame {
    border-radius: var(--radius-xs);
    overflow: hidden;
    background-color: transparent;
    padding: 0;
    transition: box-shadow var(--transition-tech);
    transform: translateZ(0);
    position: relative;
}

/* Hover: clean and subtle shadow matching project cards */
.gallery-item__frame img {
    display: block;
    width: 100%;
    height: auto;
    transition: filter var(--transition-tech);
}

.pixelated {
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: pixelated;
}

.gallery-item:hover .gallery-item__frame {
    box-shadow: 0 8px 24px -8px var(--color-shadow);
}

/* Gallery image title (below thumbnail) */
.gallery-item__title {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    font-weight: 700;
    margin-top: var(--space-md);
    text-align: center;
    opacity: 0;
    transform: translateY(5px);
    transition: var(--transition-tech);
    line-height: 1.3;
    min-height: 2.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.gallery-item:hover .gallery-item__title {
    opacity: 1;
    transform: translateY(0);
}

/* --- Project & Blog cards --- */
.project-card, .blog-card {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    text-align: left;
    transition: var(--transition-tech);
}
.project-card:hover, .blog-card:hover {
    transform: translateY(-5px);
}

.project-card h3, .blog-card h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    margin: 0;
    transition: color var(--transition-theme);
}

/* Mobile card headings */
.project-card h3 {
    font-size: 1.3rem;
    word-break: break-word;
    line-height: 1.2;
}
.blog-card h3 { font-size: 1.1rem; }
.blog-card p { font-size: var(--text-sm); }

.project-image {
    aspect-ratio: 1 / 1;
    object-fit: cover;
    margin-bottom: var(--space-md);
    max-width: 100%;
    border-radius: var(--radius-md);
}
.project-year {
    font-size: var(--text-sm);
    margin: var(--space-xs) 0 var(--space-md) 0;
    color: var(--color-text-secondary);
    transition: color var(--transition-theme);
}
.project-links {
    margin-top: auto;
    padding-top: var(--space-md);
}

.blog-card { justify-content: space-between; }
.blog-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
}
.blog-card .blog-meta {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
    transition: color var(--transition-theme);
}
.blog-card p {
    font-family: var(--font-secondary);
    line-height: 1.5;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    flex-grow: 1;
    transition: color var(--transition-theme);
}

/* Desktop card sizing */
@media (min-width: 651px) {
    .project-card, .blog-card { padding: var(--space-lg); }
    .project-card h3 { font-size: 1.5rem; word-break: normal; line-height: inherit; }
    .blog-card h3 { font-size: 1.5rem; }
    .blog-card p { font-size: 1rem; }
    .project-image { margin-bottom: 1.25rem; }
}


/* --- 6. LINKS — Project & Read More --- */

.project-link, .read-more-link {
    text-decoration: none;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-text-secondary);
}
.read-more-link { align-self: flex-start; }

.project-card:hover .project-link,
.blog-card:hover .read-more-link {
    color: var(--color-accent);
}
.project-link .svg-icon, .read-more-link .svg-icon {
    transition: var(--transition-tech);
    margin-top: 4px;
}
.project-card:hover .project-link .svg-icon,
.blog-card:hover .read-more-link .svg-icon {
    transform: translateX(4px);
}


/* --- 7. BUTTONS --- */

/* --- 7a. Standard Button (.btn) --- */
.btn {
    display: inline-flex;
    gap: var(--space-sm);
    padding: 0.85rem 1.75rem;
    margin-top: var(--space-md);
    background-color: var(--color-opaque-bg);
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    /* Mobile default: full-width */
    width: 100%;
}
.btn:hover {
    color: var(--color-accent);
    transform: scale(1.03);
}

/* Back buttons and media-action buttons are never full-width */
.btn.back-button,
.media-actions .btn {
    width: auto;
}

.btn.back-button {
    background-color: transparent;
    padding-left: 0;
    padding-right: 0;
    margin-bottom: var(--space-xl);
    display: inline-flex;
}
.btn.back-button:hover {
    background-color: transparent;
    color: var(--color-accent);
    transform: none;
}
.btn.back-button .svg-icon { transition: var(--transition-tech); }
.btn.back-button:hover .svg-icon { transform: translateX(-4px); }

/* Desktop: auto-width buttons */
@media (min-width: 651px) {
    .btn { width: auto; }
    .contact-form .btn { align-self: flex-end; }
}


/* --- 7b. Theme Switcher & Back-to-Top (round, transparent, fixed) ---
   Hidden on mobile — shown only on desktop via min-width query.         */

#theme-switcher, #audio-switcher, #back-to-top {
    display: none;  /* Mobile default: hidden */
    width: 56px;
    height: 56px;
    border-radius: var(--radius-circle);
    font-size: 1.5rem;
    position: fixed;
    bottom: 30px;
    z-index: 1001;
    transition: var(--transition-tech);
}
#theme-switcher { left: 30px; }
#audio-switcher { left: 84px; }
#back-to-top {
    right: 30px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

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

/* Desktop: show fixed buttons */
@media (min-width: 651px) {
    #theme-switcher, #audio-switcher, #back-to-top {
        display: flex;
    }

    @media (hover: hover) {
    #theme-switcher:hover, #audio-switcher:hover, #back-to-top.visible:hover {
        background-color: transparent;
        color: var(--color-accent);
        transform: scale(1.1);
    }
    #back-to-top.visible:hover {
        transform: translateY(0) scale(1.1);
    }
    #back-to-top.visible:active {
        transform: translateY(0) scale(0.98);
    }
}
}

#theme-switcher #theme-icon, #audio-switcher #audio-icon,
#back-to-top #back-to-top-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
    transition: var(--transition-tech);
}

/* --- 8. SVG ICONS (FontAwesome Replacement) --- */

.svg-icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    background-color: currentColor;
    -webkit-mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
    vertical-align: -0.125em; /* Match standard FontAwesome alignment */
}

/* Icon Masks */
.icon-house { -webkit-mask-image: url('../icons/house.svg'); mask-image: url('../icons/house.svg'); }
.icon-image { -webkit-mask-image: url('../icons/image.svg'); mask-image: url('../icons/image.svg'); }
.icon-folder { -webkit-mask-image: url('../icons/folder.svg'); mask-image: url('../icons/folder.svg'); }
.icon-user { -webkit-mask-image: url('../icons/user.svg'); mask-image: url('../icons/user.svg'); }
.icon-envelope { -webkit-mask-image: url('../icons/envelope.svg'); mask-image: url('../icons/envelope.svg'); }
.icon-arrow-left { -webkit-mask-image: url('../icons/arrow-left.svg'); mask-image: url('../icons/arrow-left.svg'); }
.icon-arrow-right { -webkit-mask-image: url('../icons/arrow-right.svg'); mask-image: url('../icons/arrow-right.svg'); }
.icon-expand { -webkit-mask-image: url('../icons/expand.svg'); mask-image: url('../icons/expand.svg'); }
.icon-download { -webkit-mask-image: url('../icons/download.svg'); mask-image: url('../icons/download.svg'); }