/**
 * Modal Library Styles
 *
 * Reusable media selection modal following the design system.
 * Uses --gp-* CSS variables DIRECTLY for full consistency.
 *
 * @see gp-variables.css for the design token definitions
 */

/* ========================================
   Modal Overlay & Container
   ======================================== */
.gp-modal-library {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--gp-spacing-lg, 24px);
    font-family: var(--gp-font-main, 'Plus Jakarta Sans', sans-serif);
}

.gp-modal-library.is-open {
    display: flex;
}

.gp-modal-library__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.gp-modal-library__container {
    position: relative;
    width: 100%;
    max-width: 900px;
    max-height: 85vh;
    background: var(--gp-bg-card, #0A0A0A);
    border-radius: var(--gp-radius-lg, 12px);
    border: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: var(--gp-shadow-card, 0 8px 32px 0 rgba(0, 0, 0, 0.5));
}

/* ========================================
   Header
   ======================================== */
.gp-modal-library__header {
    display: flex;
    align-items: center;
    gap: var(--gp-spacing-md, 16px);
    padding: var(--gp-spacing-md, 16px) var(--gp-spacing-lg, 20px);
    border-bottom: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
    background: var(--gp-bg-deep, #000000);
}

.gp-modal-library__title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gp-text-main, #FFFFFF);
    margin: 0;
    white-space: nowrap;
}

.gp-modal-library__search {
    flex: 1;
    background: var(--gp-bg-input, rgba(255, 255, 255, 0.03));
    border: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
    border-radius: var(--gp-radius-md, 8px);
    padding: 10px 14px;
    color: var(--gp-text-main, #FFFFFF);
    font-size: 0.875rem;
    font-family: inherit;
    outline: none;
    transition: border-color var(--gp-transition-fast, 0.2s ease), background var(--gp-transition-fast, 0.2s ease);
}

.gp-modal-library__search::placeholder {
    color: var(--gp-text-muted, #A1A1AA);
}

.gp-modal-library__search:focus {
    border-color: var(--gp-primary-neon, #00FF41);
    background: rgba(255, 255, 255, 0.05);
}

.gp-modal-library__close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--gp-text-muted, #A1A1AA);
    font-size: 1.5rem;
    cursor: pointer;
    border-radius: var(--gp-radius-md, 8px);
    transition: background var(--gp-transition-fast, 0.2s ease), color var(--gp-transition-fast, 0.2s ease);
}

.gp-modal-library__close:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--gp-text-main, #FFFFFF);
}

/* ========================================
   Tabs
   ======================================== */
.gp-modal-library__tabs {
    display: flex;
    align-items: center;
    gap: var(--gp-spacing-sm, 8px);
    padding: 12px var(--gp-spacing-lg, 20px);
    border-bottom: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
    background: var(--gp-bg-deep, #000000);
}

.gp-modal-library__tab {
    padding: var(--gp-spacing-sm, 8px) var(--gp-spacing-md, 16px);
    background: transparent;
    border: 1px solid transparent;
    color: var(--gp-text-muted, #A1A1AA);
    font-size: 0.875rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    border-radius: var(--gp-radius-md, 8px);
    transition: background var(--gp-transition-fast, 0.2s ease), color var(--gp-transition-fast, 0.2s ease);
}

.gp-modal-library__tab:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--gp-text-main, #FFFFFF);
}

.gp-modal-library__tab.is-active {
    background: var(--gp-btn-primary-bg, var(--gp-primary-neon, #00FF41));
    color: var(--gp-btn-primary-text, var(--gp-text-dark, #000000));
    border-color: transparent;
}

.gp-modal-library__tab.is-active:hover {
    filter: brightness(1.1);
}

.gp-modal-library__selection-count {
    margin-left: auto;
    padding: 6px 12px;
    background: var(--gp-primary-neon, #00FF41);
    color: var(--gp-text-dark, #000000);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--gp-radius-full, 9999px);
}

.gp-modal-library__selection-count.gp-hidden {
    display: none;
}

/* ========================================
   Content Area (Split Layout)
   ======================================== */
.gp-modal-library__content {
    display: flex;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* ========================================
   Grid (Left Side)
   ======================================== */
.gp-modal-library__grid-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    border-right: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
}

.gp-modal-library__grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 12px;
    padding: var(--gp-spacing-md, 16px);
    overflow-y: auto;
    align-content: start;
}

.gp-modal-library__grid::-webkit-scrollbar {
    width: 6px;
}

.gp-modal-library__grid::-webkit-scrollbar-track {
    background: transparent;
}

.gp-modal-library__grid::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

/* ========================================
   Grid Items
   ======================================== */
.gp-modal-library__item {
    position: relative;
    aspect-ratio: 1;
    background: var(--gp-bg-deep, #000000);
    border: 2px solid transparent;
    border-radius: var(--gp-radius-md, 8px);
    cursor: pointer;
    overflow: hidden;
    transition: border-color var(--gp-transition-fast, 0.2s ease), transform var(--gp-transition-fast, 0.2s ease);
}

.gp-modal-library__item:hover {
    border-color: var(--gp-border-light, rgba(255, 255, 255, 0.3));
    transform: scale(1.02);
}

.gp-modal-library__item.is-selected {
    border-color: var(--gp-primary-neon, #00FF41);
    background: var(--gp-primary-10, rgba(0, 255, 65, 0.1));
}

/* Checkbox for multiple selection */
.gp-modal-library__item-check {
    position: absolute;
    top: 6px;
    left: 6px;
    width: 20px;
    height: 20px;
    background: rgba(0, 0, 0, 0.6);
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--gp-radius-sm, 4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--gp-transition-fast, 0.2s ease);
    z-index: 2;
}

.gp-modal-library__item:hover .gp-modal-library__item-check,
.gp-modal-library__item.is-selected .gp-modal-library__item-check {
    opacity: 1;
}

.gp-modal-library__item.is-selected .gp-modal-library__item-check {
    background: var(--gp-primary-neon, #00FF41);
    border-color: var(--gp-primary-neon, #00FF41);
}

.gp-modal-library__item.is-selected .gp-modal-library__item-check::after {
    content: '';
    width: 10px;
    height: 6px;
    border-left: 2px solid var(--gp-text-dark, #000000);
    border-bottom: 2px solid var(--gp-text-dark, #000000);
    transform: rotate(-45deg) translateY(-1px);
}

/* Image preview */
.gp-modal-library__item-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Audio/PDF preview */
.gp-modal-library__item-icon {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--gp-spacing-sm, 8px);
    padding: 10px;
}

.gp-modal-library__item-icon i,
.gp-modal-library__item-icon .material-symbols-outlined {
    font-size: 2rem;
    color: var(--gp-text-muted, #A1A1AA);
}

.gp-modal-library__item--audio .gp-modal-library__item-icon i,
.gp-modal-library__item--audio .gp-modal-library__item-icon .material-symbols-outlined {
    color: var(--gp-primary-neon, #00FF41);
}

.gp-modal-library__item--pdf .gp-modal-library__item-icon i,
.gp-modal-library__item--pdf .gp-modal-library__item-icon .material-symbols-outlined {
    color: var(--gp-danger-color, #FF003C);
}

.gp-modal-library__item-name {
    font-size: 0.65rem;
    color: var(--gp-text-muted, #A1A1AA);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

/* Item info overlay */
.gp-modal-library__item-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 6px 8px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    font-size: 0.65rem;
    color: var(--gp-text-muted, #A1A1AA);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ========================================
   Details Panel (Selected File Info)
   ======================================== */
.gp-modal-library__details {
    display: flex;
    align-items: center;
    gap: var(--gp-spacing-md, 16px);
    padding: var(--gp-spacing-md, 16px);
    margin: 0 var(--gp-spacing-md, 16px) var(--gp-spacing-md, 16px);
    background: var(--gp-bg-deep, #000000);
    border: 1px solid var(--gp-primary-30, rgba(0, 255, 65, 0.3));
    border-radius: var(--gp-radius-md, 8px);
    flex-shrink: 0;
}

.gp-modal-library__details.gp-hidden {
    display: none;
}

.gp-modal-library__details-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gp-primary-10, rgba(0, 255, 65, 0.1));
    border-radius: var(--gp-radius-md, 8px);
    color: var(--gp-primary-neon, #00FF41);
    flex-shrink: 0;
}

.gp-modal-library__details-icon .material-symbols-outlined {
    font-size: 1.25rem;
}

.gp-modal-library__details-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
    flex: 1;
}

.gp-modal-library__details-filename {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gp-text-main, #FFFFFF);
    word-break: break-all;
    line-height: 1.3;
}

.gp-modal-library__details-meta {
    font-size: 0.75rem;
    color: var(--gp-text-muted, #A1A1AA);
}

/* ========================================
   Upload Area (Right Side)
   ======================================== */
.gp-modal-library__upload {
    width: 280px;
    display: flex;
    flex-direction: column;
    padding: var(--gp-spacing-md, 16px);
    background: var(--gp-bg-deep, #000000);
}

.gp-modal-library__dropzone {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: var(--gp-spacing-lg, 24px);
    border: 2px dashed var(--gp-border-light, rgba(255, 255, 255, 0.08));
    border-radius: var(--gp-radius-lg, 12px);
    text-align: center;
    transition: border-color var(--gp-transition-fast, 0.2s ease), background var(--gp-transition-fast, 0.2s ease);
    cursor: pointer;
}

.gp-modal-library__dropzone:hover,
.gp-modal-library__dropzone.is-dragover {
    border-color: var(--gp-primary-neon, #00FF41);
    background: var(--gp-primary-10, rgba(0, 255, 65, 0.05));
}

.gp-modal-library__dropzone-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gp-primary-10, rgba(0, 255, 65, 0.1));
    border-radius: var(--gp-radius-full, 9999px);
    color: var(--gp-primary-neon, #00FF41);
}

.gp-modal-library__dropzone-icon i,
.gp-modal-library__dropzone-icon .material-symbols-outlined {
    font-size: 1.75rem;
}

.gp-modal-library__dropzone-text {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--gp-text-main, #FFFFFF);
    margin: 0;
}

.gp-modal-library__dropzone-hint {
    font-size: 0.75rem;
    color: var(--gp-text-muted, #A1A1AA);
    margin: 0;
}

.gp-modal-library__select-btn {
    padding: 10px 20px;
    background: var(--gp-btn-secondary-bg, transparent);
    border: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
    border-radius: var(--gp-radius-md, 8px);
    color: var(--gp-text-main, #FFFFFF);
    font-size: 0.875rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background var(--gp-transition-fast, 0.2s ease), border-color var(--gp-transition-fast, 0.2s ease);
}

.gp-modal-library__select-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--gp-primary-neon, #00FF41);
}

/* Hidden file input */
.gp-modal-library__file-input {
    display: none;
}

/* Recent uploads section */
.gp-modal-library__recent-uploads {
    margin-top: var(--gp-spacing-md, 16px);
    padding-top: var(--gp-spacing-md, 16px);
    border-top: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
}

.gp-modal-library__recent-uploads h4 {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--gp-text-muted, #A1A1AA);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 12px 0;
}

.gp-modal-library__recent-list {
    display: flex;
    flex-direction: column;
    gap: var(--gp-spacing-sm, 8px);
    max-height: 150px;
    overflow-y: auto;
}

.gp-modal-library__recent-item {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--gp-radius-md, 8px);
    cursor: pointer;
    transition: background var(--gp-transition-fast, 0.2s ease);
    overflow: hidden;
}

.gp-modal-library__recent-item:hover {
    background: rgba(255, 255, 255, 0.08);
}

.gp-modal-library__recent-item-main {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    z-index: 2;
}

.gp-modal-library__recent-item-status {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--gp-radius-full, 9999px);
    font-size: 0.75rem;
    flex-shrink: 0;
}

.gp-modal-library__recent-item-status.is-success {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.gp-modal-library__recent-item-status.is-uploading {
    background: var(--gp-primary-neon, #00FF41);
    color: var(--gp-text-dark, #000000);
    box-shadow: 0 0 12px var(--gp-primary-40, rgba(0, 255, 65, 0.5));
}

.gp-modal-library__recent-item-status.is-uploading .material-symbols-outlined {
    animation: ml-spin 1s linear infinite;
    font-size: 0.85rem;
    font-weight: bold;
}

.gp-modal-library__recent-item-status.is-error {
    background: var(--gp-danger-20, rgba(255, 0, 60, 0.2));
    color: var(--gp-danger-color, #FF003C);
}

.gp-modal-library__recent-item-name {
    flex: 1;
    font-size: 0.8rem;
    color: var(--gp-text-main, #FFFFFF);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Progress Bar */
.gp-modal-library__recent-progress-wrapper {
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--gp-radius-full, 9999px);
    overflow: hidden;
    position: relative;
    z-index: 1;
    margin-top: 4px;
}

.gp-modal-library__recent-progress-wrapper.gp-hidden {
    display: none;
}

.gp-modal-library__recent-progress-bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--gp-primary-neon, #00FF41), var(--gp-primary-hover, #33FF66));
    transition: width 0.2s ease-out;
    box-shadow: 0 0 12px var(--gp-primary-40, rgba(0, 255, 65, 0.5));
    border-radius: var(--gp-radius-full, 9999px);
}

/* Progress percentage text */
.gp-modal-library__recent-progress-text {
    font-size: 0.7rem;
    color: var(--gp-primary-neon, #00FF41);
    font-weight: 600;
    margin-left: auto;
    min-width: 36px;
    text-align: right;
}

.gp-modal-library__recent-progress-text.gp-hidden {
    display: none;
}

/* Uploading state - pulsing animation */
.gp-modal-library__recent-item.is-uploading {
    animation: ml-pulse-upload 1.5s ease-in-out infinite;
    background: var(--gp-primary-10, rgba(0, 255, 65, 0.08));
    border: 1px solid var(--gp-primary-30, rgba(0, 255, 65, 0.3));
}

@keyframes ml-pulse-upload {
    0%, 100% {
        box-shadow: 0 0 0 0 var(--gp-primary-30, rgba(0, 255, 65, 0.3));
    }
    50% {
        box-shadow: 0 0 0 4px var(--gp-primary-10, rgba(0, 255, 65, 0.1));
    }
}

/* Processing animation (after upload complete, waiting for server) */
@keyframes ml-processing {
    0% {
        opacity: 0.7;
    }
    100% {
        opacity: 1;
    }
}

/* ========================================
   Footer
   ======================================== */
.gp-modal-library__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--gp-spacing-md, 16px) var(--gp-spacing-lg, 20px);
    border-top: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
    background: var(--gp-bg-deep, #000000);
}

.gp-modal-library__stats {
    font-size: 0.8rem;
    color: var(--gp-text-muted, #A1A1AA);
}

.gp-modal-library__actions {
    display: flex;
    gap: 12px;
}

.gp-modal-library__cancel,
.gp-modal-library__confirm {
    padding: 10px 20px;
    border-radius: var(--gp-radius-md, 8px);
    font-size: 0.875rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background var(--gp-transition-fast, 0.2s ease), opacity var(--gp-transition-fast, 0.2s ease);
}

.gp-modal-library__cancel {
    background: var(--gp-btn-secondary-bg, transparent);
    border: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
    color: var(--gp-text-main, #FFFFFF);
}

.gp-modal-library__cancel:hover {
    background: rgba(255, 255, 255, 0.05);
}

.gp-modal-library__confirm {
    background: var(--gp-btn-primary-bg, var(--gp-primary-neon, #00FF41));
    border: none;
    color: var(--gp-btn-primary-text, var(--gp-text-dark, #000000));
}

.gp-modal-library__confirm:hover {
    background: var(--gp-btn-primary-hover, var(--gp-primary-hover, #33FF66));
}

.gp-modal-library__confirm:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========================================
   Loading States
   ======================================== */
.gp-modal-library__loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--gp-spacing-md, 16px);
    padding: 40px;
    color: var(--gp-text-muted, #A1A1AA);
}

.gp-modal-library__spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
    border-top-color: var(--gp-primary-neon, #00FF41);
    border-radius: var(--gp-radius-full, 9999px);
    animation: ml-spin 0.8s linear infinite;
}

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

/* Empty state */
.gp-modal-library__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px;
    color: var(--gp-text-muted, #A1A1AA);
    text-align: center;
}

.gp-modal-library__empty-icon {
    font-size: 3rem;
    opacity: 0.3;
}

.gp-modal-library__empty-text {
    font-size: 0.9rem;
}

/* ========================================
   Load More Button
   ======================================== */
.gp-modal-library__load-more {
    grid-column: 1 / -1;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
    border-radius: var(--gp-radius-md, 8px);
    color: var(--gp-text-main, #FFFFFF);
    font-size: 0.875rem;
    font-family: inherit;
    cursor: pointer;
    transition: background var(--gp-transition-fast, 0.2s ease);
}

.gp-modal-library__load-more:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .gp-modal-library {
        padding: var(--gp-spacing-sm, 10px);
    }

    .gp-modal-library__container {
        max-height: 95vh;
    }

    .gp-modal-library__content {
        flex-direction: column;
    }

    .gp-modal-library__grid-wrapper {
        border-right: none;
        border-bottom: 1px solid var(--gp-border-light, rgba(255, 255, 255, 0.08));
        max-height: 50vh;
    }

    .gp-modal-library__upload {
        width: 100%;
        flex: 0 0 auto;
    }

    .gp-modal-library__dropzone {
        flex: 0 0 auto;
        padding: var(--gp-spacing-md, 16px);
    }

    .gp-modal-library__header {
        flex-wrap: wrap;
    }

    .gp-modal-library__search {
        order: 3;
        width: 100%;
        margin-top: 12px;
    }

    .gp-modal-library__title {
        flex: 1;
    }

    .gp-modal-library__grid {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    }
}

@media (max-width: 480px) {
    .gp-modal-library__tabs {
        flex-wrap: wrap;
    }

    .gp-modal-library__selection-count {
        margin-left: 0;
        margin-top: var(--gp-spacing-sm, 8px);
        width: 100%;
        text-align: center;
    }

    .gp-modal-library__footer {
        flex-direction: column;
        gap: 12px;
    }

    .gp-modal-library__actions {
        width: 100%;
    }

    .gp-modal-library__cancel,
    .gp-modal-library__confirm {
        flex: 1;
    }
}