/**
 * FCNC Media Kit - Main Styles
 * 
 * Telegram-like media picker
 */

/* ========================================
   CSS Variables
   ======================================== */

:root {
    --fcnc-mk-bg: #ffffff;
    --fcnc-mk-bg-secondary: #f7f7f8;
    --fcnc-mk-border: #e5e7eb;
    --fcnc-mk-text: #1f2937;
    --fcnc-mk-text-secondary: #6b7280;
    --fcnc-mk-primary: #8b5cf6;
    --fcnc-mk-primary-hover: #7c3aed;
    --fcnc-mk-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --fcnc-mk-radius: 12px;
    --fcnc-mk-radius-sm: 8px;
}

/* ========================================
   Media Picker Container
   ======================================== */

.fcnc-mk-picker {
    position: absolute;
    z-index: 1000;
    width: 340px;
    max-height: 400px;
    background: var(--fcnc-mk-bg);
    border: 1px solid var(--fcnc-mk-border);
    border-radius: var(--fcnc-mk-radius);
    box-shadow: var(--fcnc-mk-shadow);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Mobile */
@media (max-width: 480px) {
    .fcnc-mk-picker {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-height: 50vh;
        border-radius: var(--fcnc-mk-radius) var(--fcnc-mk-radius) 0 0;
    }
}

/* ========================================
   Tabs
   ======================================== */

.fcnc-mk-tabs {
    display: flex;
    border-bottom: 1px solid var(--fcnc-mk-border);
    background: var(--fcnc-mk-bg-secondary);
    padding: 4px;
    gap: 4px;
}

.fcnc-mk-tab {
    flex: 1;
    padding: 8px 12px;
    border: none;
    background: transparent;
    border-radius: var(--fcnc-mk-radius-sm);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--fcnc-mk-text-secondary);
    transition: all 0.15s ease;
}

.fcnc-mk-tab:hover {
    background: var(--fcnc-mk-bg);
    color: var(--fcnc-mk-text);
}

.fcnc-mk-tab.active {
    background: var(--fcnc-mk-bg);
    color: var(--fcnc-mk-primary);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* ========================================
   Search
   ======================================== */

.fcnc-mk-search {
    padding: 8px 12px;
    border-bottom: 1px solid var(--fcnc-mk-border);
}

.fcnc-mk-search-input {
    width: 100%;
    padding: 8px 12px 8px 36px;
    border: 1px solid var(--fcnc-mk-border);
    border-radius: var(--fcnc-mk-radius-sm);
    font-size: 14px;
    background: var(--fcnc-mk-bg-secondary);
    transition: all 0.15s ease;
}

.fcnc-mk-search-input:focus {
    outline: none;
    border-color: var(--fcnc-mk-primary);
    background: var(--fcnc-mk-bg);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.1);
}

.fcnc-mk-search-wrapper {
    position: relative;
}

.fcnc-mk-search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--fcnc-mk-text-secondary);
    pointer-events: none;
}

/* ========================================
   Content Area
   ======================================== */

.fcnc-mk-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 8px;
    scrollbar-width: thin;
    scrollbar-color: #d1d5db transparent;
}

.fcnc-mk-content::-webkit-scrollbar {
    width: 4px;
}

.fcnc-mk-content::-webkit-scrollbar-track {
    background: transparent;
}

.fcnc-mk-content::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 2px;
}

.fcnc-mk-content::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* ========================================
   Category Title
   ======================================== */

.fcnc-mk-category-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--fcnc-mk-text-secondary);
    padding: 8px 4px 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ========================================
   Emoji Grid
   ======================================== */

.fcnc-mk-emoji-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 2px;
}

.fcnc-mk-emoji-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: none;
    background: transparent;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.1s ease;
}

.fcnc-mk-emoji-btn:hover {
    background: var(--fcnc-mk-bg-secondary);
}

.fcnc-mk-emoji-btn:active {
    background: #e5e7eb;
}

/* ========================================
   Sticker Grid
   ======================================== */

.fcnc-mk-sticker-packs {
    display: flex;
    gap: 4px;
    padding: 8px;
    overflow-x: auto;
    border-bottom: 1px solid var(--fcnc-mk-border);
    scrollbar-width: none;
}

.fcnc-mk-sticker-packs::-webkit-scrollbar {
    display: none;
}

.fcnc-mk-pack-btn {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    padding: 4px;
    border: 2px solid transparent;
    background: var(--fcnc-mk-bg-secondary);
    border-radius: var(--fcnc-mk-radius-sm);
    cursor: pointer;
    transition: all 0.15s ease;
}

.fcnc-mk-pack-btn:hover {
    border-color: var(--fcnc-mk-border);
}

.fcnc-mk-pack-btn.active {
    border-color: var(--fcnc-mk-primary);
}

.fcnc-mk-pack-btn img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.fcnc-mk-sticker-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    padding: 8px;
}

.fcnc-mk-sticker-btn {
    aspect-ratio: 1;
    padding: 4px;
    border: none;
    background: transparent;
    border-radius: var(--fcnc-mk-radius-sm);
    cursor: pointer;
    transition: background 0.1s ease;
}

.fcnc-mk-sticker-btn:hover {
    background: var(--fcnc-mk-bg-secondary);
}

.fcnc-mk-sticker-btn img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* ========================================
   GIF Grid
   ======================================== */

.fcnc-mk-gif-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    padding: 8px;
}

.fcnc-mk-gif-btn {
    aspect-ratio: 16/9;
    border: none;
    background: var(--fcnc-mk-bg-secondary);
    border-radius: var(--fcnc-mk-radius-sm);
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.1s ease;
}

.fcnc-mk-gif-btn:hover {
    transform: scale(1.02);
}

.fcnc-mk-gif-btn img,
.fcnc-mk-gif-btn video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ========================================
   Loading & Empty States
   ======================================== */

.fcnc-mk-loading,
.fcnc-mk-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px;
    color: var(--fcnc-mk-text-secondary);
    font-size: 14px;
}

.fcnc-mk-loading-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--fcnc-mk-border);
    border-top-color: var(--fcnc-mk-primary);
    border-radius: 50%;
    animation: fcnc-mk-spin 0.8s linear infinite;
    margin-bottom: 8px;
}

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

/* ========================================
   Rendered Sticker in Chat
   ======================================== */

.fcnc-mk-sticker {
    display: inline-block;
    max-width: 180px;
    max-height: 180px;
    vertical-align: middle;
}

.fcnc-mk-sticker-unavailable {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    background: var(--fcnc-mk-bg-secondary);
    border-radius: var(--fcnc-mk-radius-sm);
    color: var(--fcnc-mk-text-secondary);
    font-size: 12px;
    text-align: center;
}

/* ========================================
   GIF in Chat
   ======================================== */

.fcnc-mk-gif {
    display: inline-block;
    max-width: 300px;
    border-radius: var(--fcnc-mk-radius-sm);
    overflow: hidden;
}

.fcnc-mk-gif .gif-preview {
    display: block;
    width: 100%;
}

.fcnc-mk-gif .gif-video {
    display: none;
    width: 100%;
}

.fcnc-mk-gif.playing .gif-preview {
    display: none;
}

.fcnc-mk-gif.playing .gif-video {
    display: block;
}