@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

/**
 * RN Premium UI Core — Aura Design Tokens
 * Centralized styles for all frontend widgets (Image Resizer, Banner Maker, etc.)
 */
:root {
    --aura-bg: #0a0a0c;
    --aura-surface: rgba(255, 255, 255, 0.03);
    --aura-border: rgba(255, 255, 255, 0.1);
    --aura-border-dim: rgba(255, 255, 255, 0.06);
    --aura-accent: #ff2d55;
    --aura-accent-glow: rgba(255, 45, 85, 0.3);
    --aura-gradient: linear-gradient(135deg, #ff2d55 0%, #ff5e62 100%);
    --aura-text: #f5f5f7;
    --aura-text-dim: #888888;
    --aura-text-muted: #71717a;
    --aura-glass: blur(12px);
    --aura-radius: 20px;
    --aura-radius-sm: 12px;
    --aura-shadow: 0 20px 60px rgba(0,0,0,0.8), inset 0 1px 1px rgba(255,255,255,0.06);
    --aura-font: 'Inter', system-ui, -apple-system, sans-serif;
}

/* =========================================
   BASE WIDGET CONTAINER
   ========================================= */
.io-frontend-container {
    font-family: var(--aura-font);
    background: var(--aura-bg);
    background-image: radial-gradient(circle at 15% 50%, rgba(255, 45, 85, 0.04), transparent 50%), radial-gradient(circle at 85% 30%, rgba(255, 94, 98, 0.04), transparent 50%);
    border-radius: var(--aura-radius);
    padding: 2.5rem;
    box-shadow: var(--aura-shadow);
    border: 1px solid var(--aura-border);
    max-width: 720px;
    margin: 0 auto;
    color: var(--aura-text);
    position: relative;
    overflow: hidden;
    animation: io-containerSlideUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes io-containerSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =========================================
   HEADER & TYPOGRAPHY
   ========================================= */
.io-header {
    text-align: center;
    margin-bottom: 2rem;
}

.io-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 0.5rem;
    background: var(--aura-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

.io-desc {
    font-size: 1rem;
    color: var(--aura-text-dim);
    line-height: 1.5;
}

/* =========================================
   DROPZONE & UPLOADS
   ========================================= */
.io-dropzone {
    border: 2px dashed rgba(255,255,255,0.15);
    border-radius: 16px;
    padding: 4.5rem 2rem;
    text-align: center;
    background: rgba(255,255,255,0.02);
    backdrop-filter: var(--aura-glass);
    -webkit-backdrop-filter: var(--aura-glass);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.io-dropzone.io-dragover, .io-dropzone:hover {
    border-color: var(--aura-accent);
    background: rgba(255,45,85,0.05);
    transform: scale(1.02);
    box-shadow: 0 10px 40px rgba(255,45,85,0.15);
}

.io-upload-icon {
    width: 68px;
    height: 68px;
    color: rgba(255,45,85,0.9);
    margin-bottom: 1.25rem;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 4px 12px rgba(255,45,85,0.3));
}

.io-dropzone:hover .io-upload-icon,
.io-dropzone.io-dragover .io-upload-icon {
    transform: translateY(-8px) scale(1.05);
}

.io-dropzone-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: #dddddd;
    margin-bottom: 0.25rem;
}

.io-browse-link {
    color: var(--aura-accent);
    text-decoration: underline;
    cursor: pointer;
}

.io-browse-link:hover {
    color: #ff5e62;
}

.io-dropzone-sub {
    font-size: 0.875rem;
    color: var(--aura-text-muted);
}

.io-hidden {
    display: none !important;
}

/* =========================================
   STATUS BOARD & PROGRESS
   ========================================= */
.io-status-board {
    margin-top: 2rem;
    animation: io-slideUp 0.5s ease;
}

@keyframes io-slideUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.io-progress-section {
    margin-bottom: 1.5rem;
}

.io-progress-bar-bg {
    background: rgba(255,255,255,0.08);
    height: 10px;
    border-radius: 99px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.io-progress-bar-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #ff2d55, #ff5e62, #ff2d55);
    background-size: 200% 100%;
    animation: io-gradient-shift 2s linear infinite;
    border-radius: 99px;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 15px rgba(255,45,85,0.5);
}

@keyframes io-gradient-shift {
    0% { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

.io-progress-text {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--aura-text-dim);
    margin-top: 0.5rem;
}

/* =========================================
   STATS SUMMARY
   ========================================= */
.io-stats-summary {
    display: flex;
    justify-content: space-between;
    background: rgba(255,255,255,0.03);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--aura-border-dim);
}

.io-stat-item {
    text-align: center;
    flex: 1;
}

.io-stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--aura-text);
}

.io-stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--aura-text-muted);
    font-weight: 600;
    margin-top: 0.25rem;
}

.io-accent-stat .io-stat-number {
    color: var(--aura-accent);
    text-shadow: 0 0 10px var(--aura-accent-glow);
}

/* =========================================
   BUTTONS (PREMIUM)
   ========================================= */
.io-btn-download {
    width: 100%;
    padding: 1rem;
    border-radius: 8px;
    border: none;
    background: var(--aura-gradient);
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(255, 45, 85, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.io-btn-download:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(255, 45, 85, 0.4);
}

.io-btn-download:disabled {
    background: #444444;
    background-image: none;
    box-shadow: none;
    color: var(--aura-text-dim);
    cursor: not-allowed;
    transform: none;
}

.io-btn-refresh {
    width: 100%;
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--aura-border);
    background: rgba(255,255,255,0.05);
    color: #dddddd;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 1rem;
    transition: all 0.2s ease;
}

.io-btn-refresh:hover:not(:disabled) {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
    color: #ffffff;
}

/* =========================================
   PREVIEW LIST & ITEMS
   ========================================= */
.io-preview-list {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.io-preview-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--aura-border-dim);
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: io-slideUp 0.3s ease;
}

.io-preview-item:hover {
    border-color: rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.05);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.io-preview-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.io-preview-thumb {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 8px;
    background: rgba(0,0,0,0.4);
    border: 1px solid var(--aura-border);
}

.io-preview-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    text-align: left;
}

.io-preview-name {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--aura-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.io-preview-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.io-badge {
    font-size: 0.65rem;
    font-weight: 800;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    background: rgba(255,45,85,0.15);
    color: var(--aura-accent);
    border: 1px solid rgba(255,45,85,0.3);
}

/* Badge Variants */
.io-badge-png { background: rgba(2, 132, 199, 0.15); color: #38bdf8; border-color: rgba(2, 132, 199, 0.3); }
.io-badge-webp { background: rgba(22, 101, 52, 0.15); color: #4ade80; border-color: rgba(22, 101, 52, 0.3); }
.io-badge-jpg, .io-badge-jpeg { background: rgba(133, 77, 14, 0.15); color: #facc15; border-color: rgba(133, 77, 14, 0.3); }

.io-orig-size {
    font-size: 0.8rem;
    color: var(--aura-text-muted);
}

.io-preview-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.io-preview-savings {
    text-align: right;
}

.io-pct {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--aura-text);
}

.io-comp-size {
    font-size: 0.8rem;
    color: var(--aura-text-muted);
    margin-top: 2px;
}

.io-btn-individual {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 0.75rem;
    background: rgba(255,255,255,0.05);
    color: var(--aura-text);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
    border: 1px solid var(--aura-border);
}

.io-btn-individual:hover {
    background: rgba(255,255,255,0.1);
    color: #ffffff;
}

.io-output-select {
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid var(--aura-border);
    background-color: rgba(0,0,0,0.3);
    font-size: 13px;
    font-family: var(--aura-font);
    font-weight: 600;
    color: var(--aura-text);
    cursor: pointer;
    outline: none;
    transition: all 0.2s ease;
}

.io-output-select:focus {
    border-color: var(--aura-accent);
    background-color: rgba(0,0,0,0.5);
    box-shadow: 0 0 12px var(--aura-accent-glow);
}

.io-output-select option {
    background: #121212;
    color: var(--aura-text);
}