/* ==========================================================================
   Galerie Lumen — Components
   Buttons, Cards, Artwork Cards, Tabs, Forms, Reveal
   ========================================================================== */

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--gl-font-body);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 14px 32px;
    border-radius: 0;
    border: 1px solid transparent;
    transition: all var(--gl-transition);
    white-space: nowrap;
    position: relative;
    cursor: pointer;
}

.btn--primary {
    background: var(--gl-accent);
    color: var(--gl-bg-deep);
    border-color: var(--gl-accent);
}

.btn--primary:hover {
    background: var(--gl-accent-hover);
    border-color: var(--gl-accent-hover);
    box-shadow: 0 4px 24px rgba(139, 126, 200, 0.3);
    transform: translateY(-1px);
}

.btn--outline {
    background: transparent;
    color: var(--gl-text);
    border-color: var(--gl-border-hover);
}

.btn--outline:hover {
    border-color: var(--gl-accent);
    color: var(--gl-accent);
}

.btn--warm {
    background: var(--gl-warm);
    color: var(--gl-bg-deep);
    border-color: var(--gl-warm);
}

.btn--warm:hover {
    background: var(--gl-warm-hover);
    border-color: var(--gl-warm-hover);
    box-shadow: 0 4px 24px rgba(200, 168, 130, 0.3);
    transform: translateY(-1px);
}

.btn--ghost {
    background: transparent;
    color: var(--gl-text-muted);
    border-color: transparent;
    padding: 14px 16px;
}

.btn--ghost:hover {
    color: var(--gl-text);
}

.btn--large {
    padding: 18px 40px;
    font-size: 14px;
}

.btn--small {
    padding: 10px 22px;
    font-size: 12px;
}

.btn svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.btn:hover svg {
    transform: translateX(3px);
}

/* --- Info Cards --- */
.card {
    background: var(--gl-bg-card);
    border: 1px solid var(--gl-border);
    padding: 36px;
    transition: border-color var(--gl-transition), box-shadow var(--gl-transition), transform var(--gl-transition);
}

.card:hover {
    border-color: var(--gl-border-accent);
    box-shadow: var(--gl-shadow-glow);
    transform: translateY(-2px);
}

.card__label {
    font-family: var(--gl-font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gl-accent);
    margin-bottom: 12px;
}

.card__title {
    font-family: var(--gl-font-heading);
    font-size: 24px;
    font-weight: 400;
    color: var(--gl-text);
    margin-bottom: 12px;
    line-height: 1.3;
}

.card__text {
    font-size: 14px;
    color: var(--gl-text-muted);
    line-height: 1.7;
}

.card__meta {
    font-family: var(--gl-font-mono);
    font-size: 11px;
    color: var(--gl-text-dim);
    letter-spacing: 0.04em;
    margin-top: 16px;
}

/* --- Artwork Card (with Spotlight) --- */
.artwork-card {
    position: relative;
    overflow: hidden;
    background: var(--gl-bg-card);
    border: 1px solid var(--gl-border);
    transition: border-color var(--gl-transition), box-shadow 0.5s ease;
    cursor: pointer;
}

.artwork-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        400px circle at var(--spotlight-x, 50%) var(--spotlight-y, 50%),
        rgba(139, 126, 200, 0.12),
        transparent 60%
    );
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: 2;
}

.artwork-card:hover::before {
    opacity: 1;
}

.artwork-card:hover {
    border-color: var(--gl-border-accent);
    box-shadow: 0 0 60px rgba(139, 126, 200, 0.08);
}

.artwork-card__image {
    aspect-ratio: 3 / 4;
    background: var(--gl-bg-surface);
    position: relative;
    overflow: hidden;
}

.artwork-card__image--landscape {
    aspect-ratio: 4 / 3;
}

.artwork-card__image--square {
    aspect-ratio: 1;
}

.artwork-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--gl-font-display);
    font-size: 48px;
    color: var(--gl-text-faint);
    opacity: 0.3;
    background: linear-gradient(
        135deg,
        var(--gl-bg-surface),
        var(--gl-bg-card)
    );
}

.artwork-card__info {
    padding: 20px 22px;
    position: relative;
    z-index: 3;
}

.artwork-card__artist {
    font-family: var(--gl-font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gl-accent);
    margin-bottom: 6px;
}

.artwork-card__title {
    font-family: var(--gl-font-heading);
    font-size: 18px;
    font-weight: 400;
    color: var(--gl-text);
    margin-bottom: 4px;
    font-style: italic;
}

.artwork-card__meta {
    font-family: var(--gl-font-mono);
    font-size: 11px;
    color: var(--gl-text-dim);
    letter-spacing: 0.02em;
}

/* --- Exhibition Card --- */
.exhibition-card {
    background: var(--gl-bg-card);
    border: 1px solid var(--gl-border);
    overflow: hidden;
    transition: border-color var(--gl-transition), transform var(--gl-transition);
}

.exhibition-card:hover {
    border-color: var(--gl-border-accent);
    transform: translateY(-3px);
}

.exhibition-card__image {
    height: 220px;
    background: linear-gradient(135deg, var(--gl-bg-surface), var(--gl-bg-card));
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.exhibition-card__image-placeholder {
    font-family: var(--gl-font-display);
    font-size: 64px;
    color: var(--gl-text-faint);
    opacity: 0.2;
}

.exhibition-card__status {
    position: absolute;
    top: 16px;
    left: 16px;
    font-family: var(--gl-font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 5px 12px;
    background: var(--gl-accent);
    color: var(--gl-bg-deep);
}

.exhibition-card__status--upcoming {
    background: var(--gl-warm);
}

.exhibition-card__status--past {
    background: var(--gl-text-dim);
}

.exhibition-card__body {
    padding: 28px;
}

.exhibition-card__dates {
    font-family: var(--gl-font-mono);
    font-size: 11px;
    letter-spacing: 0.06em;
    color: var(--gl-text-dim);
    margin-bottom: 10px;
}

.exhibition-card__title {
    font-family: var(--gl-font-display);
    font-size: 22px;
    font-weight: 400;
    color: var(--gl-text);
    margin-bottom: 6px;
    line-height: 1.3;
}

.exhibition-card__artist-name {
    font-family: var(--gl-font-heading);
    font-size: 15px;
    font-weight: 300;
    color: var(--gl-accent);
    margin-bottom: 12px;
    font-style: italic;
}

.exhibition-card__desc {
    font-size: 14px;
    color: var(--gl-text-muted);
    line-height: 1.6;
}

/* --- Tabs / Filter --- */
.tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.tab {
    font-family: var(--gl-font-mono);
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 10px 22px;
    color: var(--gl-text-dim);
    border: 1px solid var(--gl-border);
    background: transparent;
    transition: all var(--gl-transition);
    cursor: pointer;
}

.tab:hover {
    color: var(--gl-text);
    border-color: var(--gl-border-hover);
}

.tab.is-active {
    color: var(--gl-bg-deep);
    background: var(--gl-accent);
    border-color: var(--gl-accent);
}

/* --- Forms --- */
.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-family: var(--gl-font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gl-text-dim);
    margin-bottom: 10px;
}

.form-input,
.form-textarea {
    width: 100%;
    font-family: var(--gl-font-body);
    font-size: 15px;
    color: var(--gl-text);
    padding: 14px 18px;
    background: var(--gl-bg-card);
    border: 1px solid var(--gl-border);
    transition: border-color var(--gl-transition), box-shadow var(--gl-transition);
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--gl-accent);
    box-shadow: 0 0 0 3px var(--gl-accent-dim);
    outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gl-text-faint);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
    line-height: 1.6;
}

.form-select {
    width: 100%;
    font-family: var(--gl-font-body);
    font-size: 15px;
    color: var(--gl-text);
    padding: 14px 18px;
    background: var(--gl-bg-card);
    border: 1px solid var(--gl-border);
    appearance: none;
    cursor: pointer;
    transition: border-color var(--gl-transition);
}

.form-select:focus {
    border-color: var(--gl-accent);
    outline: none;
}

/* --- Team Card --- */
.team-card {
    text-align: center;
    padding: 40px 28px;
    background: var(--gl-bg-card);
    border: 1px solid var(--gl-border);
    transition: border-color var(--gl-transition), transform var(--gl-transition);
}

.team-card:hover {
    border-color: var(--gl-border-accent);
    transform: translateY(-3px);
}

.team-card__avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--gl-accent-dim), var(--gl-bg-surface));
    border: 1px solid var(--gl-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--gl-font-display);
    font-size: 28px;
    color: var(--gl-accent);
}

.team-card__name {
    font-family: var(--gl-font-heading);
    font-size: 20px;
    font-weight: 400;
    color: var(--gl-text);
    margin-bottom: 4px;
}

.team-card__role {
    font-family: var(--gl-font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gl-accent);
    margin-bottom: 14px;
}

.team-card__bio {
    font-size: 14px;
    color: var(--gl-text-muted);
    line-height: 1.6;
}

/* --- Stats Row --- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2px;
    background: var(--gl-border);
    border: 1px solid var(--gl-border);
}

.stat-item {
    padding: 36px 28px;
    background: var(--gl-bg-card);
    text-align: center;
    transition: background var(--gl-transition);
}

.stat-item:hover {
    background: var(--gl-bg-card-hover);
}

.stat-item__number {
    font-family: var(--gl-font-display);
    font-size: 40px;
    font-weight: 400;
    color: var(--gl-accent);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-item__label {
    font-family: var(--gl-font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gl-text-dim);
}

/* --- Press Marquee --- */
.marquee {
    overflow: hidden;
    padding: 32px 0;
    border-top: 1px solid var(--gl-border);
    border-bottom: 1px solid var(--gl-border);
}

.marquee__track {
    display: flex;
    width: max-content;
    animation: marquee-scroll 40s linear infinite;
}

.marquee__content {
    display: flex;
    align-items: center;
    gap: 48px;
    padding-right: 48px;
    white-space: nowrap;
}

.marquee__item {
    font-family: var(--gl-font-heading);
    font-size: 18px;
    font-weight: 300;
    color: var(--gl-text-dim);
    letter-spacing: 0.04em;
    font-style: italic;
}

.marquee__sep {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--gl-text-faint);
    flex-shrink: 0;
}

@keyframes marquee-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* --- Scroll Reveal --- */
[data-reveal] {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s var(--gl-ease-out), transform 0.8s var(--gl-ease-out);
}

[data-reveal].is-revealed {
    opacity: 1;
    transform: translateY(0);
}

[data-reveal][data-delay="1"] { transition-delay: 0.1s; }
[data-reveal][data-delay="2"] { transition-delay: 0.2s; }
[data-reveal][data-delay="3"] { transition-delay: 0.3s; }
[data-reveal][data-delay="4"] { transition-delay: 0.4s; }
[data-reveal][data-delay="5"] { transition-delay: 0.5s; }

/* --- Divider --- */
.divider {
    width: 60px;
    height: 1px;
    background: var(--gl-accent);
    margin: 32px 0;
    opacity: 0.4;
}

.divider--center {
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 768px) {
    .tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 4px;
        -ms-overflow-style: none;
        scrollbar-width: none;
    }

    .tabs::-webkit-scrollbar {
        display: none;
    }

    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
}