/**
 * Article Statistics Display Plugin - Modern Styles v2.0
 * 
 * Copyright (c) 2026 Anas Amu
 * Distributed under the GNU GPL v3.
 *
 * Features: Glassmorphism, SVG icons, animated counters, dark mode
 */

/* ========================================
   CSS VARIABLES & DESIGN TOKENS
   ======================================== */

:root {
    --asd-font: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --asd-radius: 14px;
    --asd-radius-sm: 10px;
    --asd-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    --asd-shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.12);
    --asd-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --asd-bg: rgba(255, 255, 255, 0.75);
    --asd-bg-solid: #ffffff;
    --asd-border: rgba(0, 0, 0, 0.06);
    --asd-text: #1a1a2e;
    --asd-text-muted: #64748b;
    --asd-accent-1: #6366f1;
    --asd-accent-1-bg: rgba(99, 102, 241, 0.08);
    --asd-accent-1-light: rgba(99, 102, 241, 0.15);
    --asd-accent-2: #10b981;
    --asd-accent-2-bg: rgba(16, 185, 129, 0.08);
    --asd-accent-2-light: rgba(16, 185, 129, 0.15);
    --asd-accent-3: #f59e0b;
    --asd-accent-3-bg: rgba(245, 158, 11, 0.08);
    --asd-accent-3-light: rgba(245, 158, 11, 0.15);
    --asd-accent-4: #ec4899;
    --asd-accent-4-bg: rgba(236, 72, 153, 0.08);
    --asd-accent-4-light: rgba(236, 72, 153, 0.15);
    --asd-accent-5: #8b5cf6;
    --asd-accent-5-bg: rgba(139, 92, 246, 0.08);
    --asd-accent-5-light: rgba(139, 92, 246, 0.15);
    --asd-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        --asd-bg: rgba(30, 30, 46, 0.8);
        --asd-bg-solid: #1e1e2e;
        --asd-border: rgba(255, 255, 255, 0.08);
        --asd-text: #e2e8f0;
        --asd-text-muted: #94a3b8;
        --asd-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
        --asd-shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.4);
        --asd-accent-1-bg: rgba(99, 102, 241, 0.15);
        --asd-accent-2-bg: rgba(16, 185, 129, 0.15);
        --asd-accent-3-bg: rgba(245, 158, 11, 0.15);
        --asd-accent-4-bg: rgba(236, 72, 153, 0.15);
        --asd-accent-5-bg: rgba(139, 92, 246, 0.15);
    }
}

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

/* ========================================
   COMMON FOUNDATION
   ======================================== */

.asd-stats {
    font-family: var(--asd-font);
    margin: 18px 0;
    padding: 0;
    line-height: 1.5;
}

.asd-svg-icon {
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}

.asd-galley-data {
    display: none !important;
}

/* Fade-in animation */
@keyframes asdFadeInUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes asdCountUp {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes asdPulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.08);
    }
}

.asd-stats.asd-animated {
    animation: asdFadeInUp 0.5s ease-out forwards;
}

.asd-stats.asd-animated .asd-stat-card:nth-child(1) {
    animation-delay: 0.05s;
}

.asd-stats.asd-animated .asd-stat-card:nth-child(2) {
    animation-delay: 0.1s;
}

.asd-stats.asd-animated .asd-stat-card:nth-child(3) {
    animation-delay: 0.15s;
}

.asd-stats.asd-animated .asd-stat-card:nth-child(4) {
    animation-delay: 0.2s;
}

.asd-stats.asd-animated .asd-stat-card:nth-child(5) {
    animation-delay: 0.25s;
}

/* ========================================
   DETAIL PAGE — STATS HEADER
   ======================================== */

.asd-stats-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    font-size: 0.85em;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--asd-text-muted);
}

.asd-stats-header .asd-svg-icon {
    color: var(--asd-accent-1);
}

/* ========================================
   DETAIL PAGE — STATS GRID (Cards)
   ======================================== */

.asd-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
}

.asd-stat-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 20px 14px 16px;
    border-radius: var(--asd-radius-sm);
    text-align: center;
    transition: var(--asd-transition);
    cursor: default;
    overflow: hidden;
    animation: asdFadeInUp 0.4s ease-out both;
}

.asd-stat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.asd-stat-card:hover {
    transform: translateY(-3px);
}

.asd-stat-card:hover::before {
    opacity: 1;
}

.asd-stat-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    transition: var(--asd-transition);
}

.asd-stat-card:hover .asd-stat-icon {
    animation: asdPulse 0.6s ease;
}

.asd-stat-value {
    font-size: 1.5em;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--asd-text);
    transition: var(--asd-transition);
}

.asd-stat-label {
    font-size: 0.75em;
    font-weight: 600;
    color: var(--asd-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* Card color variants */
.asd-abstract-views {
    background: var(--asd-accent-1-bg);
}

.asd-abstract-views .asd-stat-icon {
    background: var(--asd-accent-1-light);
    color: var(--asd-accent-1);
}

.asd-abstract-views .asd-stat-value {
    color: var(--asd-accent-1);
}

.asd-abstract-views::before {
    background: radial-gradient(circle at 50% 0%, var(--asd-accent-1-light), transparent 70%);
}

.asd-total-downloads {
    background: var(--asd-accent-2-bg);
}

.asd-total-downloads .asd-stat-icon {
    background: var(--asd-accent-2-light);
    color: var(--asd-accent-2);
}

.asd-total-downloads .asd-stat-value {
    color: var(--asd-accent-2);
}

.asd-total-downloads::before {
    background: radial-gradient(circle at 50% 0%, var(--asd-accent-2-light), transparent 70%);
}

.asd-galley-downloads {
    background: var(--asd-accent-3-bg);
}

.asd-galley-downloads .asd-stat-icon {
    background: var(--asd-accent-3-light);
    color: var(--asd-accent-3);
}

.asd-galley-downloads .asd-stat-value {
    color: var(--asd-accent-3);
}

.asd-galley-downloads::before {
    background: radial-gradient(circle at 50% 0%, var(--asd-accent-3-light), transparent 70%);
}

.asd-citations {
    background: var(--asd-accent-4-bg);
}

.asd-citations .asd-stat-icon {
    background: var(--asd-accent-4-light);
    color: var(--asd-accent-4);
}

.asd-citations .asd-stat-value {
    color: var(--asd-accent-4);
}

.asd-citations::before {
    background: radial-gradient(circle at 50% 0%, var(--asd-accent-4-light), transparent 70%);
}

.asd-published {
    background: var(--asd-accent-5-bg);
}

.asd-published .asd-stat-icon {
    background: var(--asd-accent-5-light);
    color: var(--asd-accent-5);
}

.asd-published .asd-stat-value {
    color: var(--asd-accent-5);
    font-size: 1em;
}

.asd-published::before {
    background: radial-gradient(circle at 50% 0%, var(--asd-accent-5-light), transparent 70%);
}

/* ========================================
   DOI BAR
   ======================================== */

.asd-doi-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 14px;
    padding: 10px 16px;
    border-radius: var(--asd-radius-sm);
    background: var(--asd-accent-1-bg);
    border: 1px solid var(--asd-border);
    font-size: 0.85em;
}

.asd-doi-bar .asd-svg-icon {
    color: var(--asd-accent-1);
}

.asd-doi-label {
    font-weight: 600;
    color: var(--asd-text-muted);
}

.asd-doi-link {
    color: var(--asd-accent-1) !important;
    text-decoration: none !important;
    font-weight: 600;
    word-break: break-all;
    transition: var(--asd-transition);
}

.asd-doi-link:hover {
    opacity: 0.8;
    text-decoration: underline !important;
}

/* ========================================
   CARD STYLE (Glassmorphism)
   ======================================== */

.asd-style-card {
    background: var(--asd-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--asd-border);
    border-radius: var(--asd-radius);
    padding: 24px !important;
    box-shadow: var(--asd-shadow);
    position: relative;
    overflow: hidden;
}

.asd-style-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--asd-gradient);
    border-radius: var(--asd-radius) var(--asd-radius) 0 0;
}

.asd-style-card:hover {
    box-shadow: var(--asd-shadow-hover);
}

/* ========================================
   BADGE STYLE (Upgraded)
   ======================================== */

.asd-style-badge {
    background: var(--asd-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--asd-border);
    border-radius: var(--asd-radius);
    padding: 20px !important;
    box-shadow: var(--asd-shadow);
}

.asd-style-badge .asd-stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.asd-style-badge .asd-stat-card {
    padding: 16px 10px 12px;
}

/* ========================================
   INLINE STYLE (Upgraded)
   ======================================== */

.asd-style-inline {
    background: var(--asd-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--asd-border);
    border-left: 4px solid var(--asd-accent-1);
    border-radius: var(--asd-radius-sm);
    padding: 18px 24px !important;
    box-shadow: var(--asd-shadow);
}

.asd-style-inline .asd-stats-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    align-items: center;
}

.asd-style-inline .asd-stat-card {
    flex-direction: row;
    gap: 10px;
    padding: 8px 0;
    background: transparent;
    border-radius: 0;
}

.asd-style-inline .asd-stat-card:hover {
    transform: none;
}

.asd-style-inline .asd-stat-card::before {
    display: none;
}

.asd-style-inline .asd-stat-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

.asd-style-inline .asd-stat-icon svg {
    width: 20px;
    height: 20px;
}

.asd-style-inline .asd-stat-value {
    font-size: 1.15em;
}

.asd-style-inline .asd-stat-label {
    font-size: 0.7em;
}

.asd-style-inline .asd-stat-card:not(:last-child)::after {
    content: '';
    display: block;
    width: 1px;
    height: 32px;
    background: var(--asd-border);
    margin-left: 24px;
    flex-shrink: 0;
}

/* ========================================
   SUMMARY VIEW (Issue TOC / Homepage)
   ======================================== */

.asd-stats-summary {
    display: none !important;
}

.galleys_links .asd-stats-summary,
.galleys .asd-stats-summary,
.galley-links .asd-stats-summary,
.article-summary-galleys .asd-stats-summary,
.asd-stats-summary.asd-moved {
    display: inline-flex !important;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-left: auto;
}

/* Symmetrical layout for the article summary footer */
.obj_article_summary .galleys_links,
.obj_article_summary .galleys,
.article_summary .galleys_links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    margin-top: 12px;
}

.obj_article_summary .galleys,
.obj_article_summary .galleys_links,
.article_summary .galleys {
    overflow: visible !important;
}

.btn-group .galley-link,
.btn-group .obj_galley_link,
.btn-group>a:last-of-type {
    border-top-right-radius: 4px !important;
    border-bottom-right-radius: 4px !important;
}

.asd-stat-compact {
    display: inline-flex !important;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    margin: 2px 3px;
    border-radius: 20px;
    font-size: 0.82em;
    font-weight: 600;
    font-family: var(--asd-font);
    vertical-align: middle;
    transition: var(--asd-transition);
    cursor: default;
}

.asd-stat-compact .asd-svg-icon {
    width: 14px;
    height: 14px;
}

.asd-stat-compact .asd-count {
    font-weight: 700;
}

/* Base styles for compact stats (used in article summary) - now minimalist */
.asd-stats-summary .asd-stat-compact {
    background: transparent !important;
    border: none !important;
    color: var(--asd-text-muted) !important;
    padding: 4px 6px;
    margin: 0 4px;
}

.asd-stats-summary .asd-stat-compact:hover {
    color: var(--asd-text) !important;
    transform: translateY(-1px);
}

.asd-stats-summary .asd-stat-compact .asd-svg-icon {
    opacity: 0.8;
}

.asd-stats-summary .asd-stat-compact.asd-doi .asd-doi-link {
    color: inherit !important;
    font-weight: 600;
}

/* ========================================
   SIDEBAR / VERTICAL LAYOUT
   ======================================== */

.asd-stats.asd-vertical {
    flex-direction: column !important;
    align-items: stretch !important;
}

.asd-stats.asd-vertical .asd-stats-grid {
    grid-template-columns: 1fr;
    gap: 8px;
}

.asd-stats.asd-vertical .asd-stat-card {
    flex-direction: row;
    justify-content: space-between;
    padding: 12px 14px;
    text-align: left;
}

.asd-stats.asd-vertical .asd-stat-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

.asd-stats.asd-vertical .asd-stat-icon svg {
    width: 18px;
    height: 18px;
}

.asd-stats.asd-vertical .asd-stat-value {
    font-size: 1.2em;
    margin-left: auto;
}

.asd-stats.asd-vertical .asd-stat-label {
    flex: 1;
    margin-left: 10px;
}

.asd-sidebar-item {
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--asd-border);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {

    .asd-style-card,
    .asd-style-badge,
    .asd-style-inline {
        padding: 16px !important;
        border-radius: var(--asd-radius-sm);
    }

    .asd-stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .asd-stat-card {
        padding: 14px 10px 12px;
    }

    .asd-stat-icon {
        width: 40px;
        height: 40px;
    }

    .asd-stat-value {
        font-size: 1.25em;
    }

    .asd-style-inline .asd-stats-grid {
        flex-direction: column;
        gap: 12px;
    }

    .asd-style-inline .asd-stat-card:not(:last-child)::after {
        display: none;
    }
}

@media (max-width: 480px) {
    .asd-stats-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .asd-stats {
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        background: #fff !important;
        backdrop-filter: none !important;
    }

    .asd-stat-card::before {
        display: none !important;
    }

    .asd-style-card::after {
        display: none !important;
    }
}