/*
 * WORK SECTION - Projects & Research
 * Premium tabs, cards with QR codes, detailed modals
 */

/* ============================================
   WORK SECTION CONTAINER
============================================ */
.work-container {
    max-width: 1200px;
    margin: 0 auto;
}

/* ============================================
   TAB NAVIGATION - Premium
============================================ */
.work-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 55px;
}

.work-tab {
    padding: 16px 36px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.4s var(--spring);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.work-tab::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gold-gradient);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.work-tab span {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 10px;
}

.work-tab:hover {
    color: var(--gold);
    border-color: var(--gold);
    transform: translateY(-3px);
}

.work-tab.active {
    color: var(--bg-primary);
    border-color: var(--gold);
    box-shadow: 0 15px 40px var(--gold-glow);
}

.work-tab.active::before {
    opacity: 1;
}

.tab-count {
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 700;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 100px;
    font-family: var(--font-mono);
}

.work-tab.active .tab-count {
    background: rgba(0, 0, 0, 0.3);
}

/* ============================================
   TAB PANELS
============================================ */
.work-panels {
    position: relative;
}

.work-panel {
    display: none;
    animation: panel-fade-in 0.6s var(--ease-out-expo);
}

.work-panel.active {
    display: block;
}

@keyframes panel-fade-in {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   WORK GRID
============================================ */
.work-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

/* ============================================
   WORK CARD - Brief View
============================================ */
.work-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    cursor: pointer;
    transition: all 0.6s var(--ease-out-expo);
    position: relative;
    overflow: hidden;
}

/* Gradient glow on hover */
.work-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(800px circle at var(--mx, 50%) var(--my, 50%), rgba(251, 191, 36, 0.08), transparent 40%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

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

/* Border glow */
.work-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, var(--gold-glow), transparent 50%, var(--gold-glow));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.work-card:hover::after { opacity: 0.6; }

.work-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.3), 0 0 60px var(--gold-glow);
}

/* Card Header */
.work-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 18px;
    position: relative;
    z-index: 1;
}

.work-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.2);
    border-radius: var(--radius-md);
    font-size: 26px;
    transition: all 0.4s var(--spring);
}

.work-card:hover .work-card-icon {
    transform: scale(1.1) rotate(-5deg);
    background: rgba(251, 191, 36, 0.2);
}

.work-card-type {
    padding: 6px 14px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 100px;
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.work-card-type.research {
    background: rgba(168, 85, 247, 0.15);
    color: var(--purple);
    border-color: rgba(168, 85, 247, 0.2);
}

.work-card-type.published {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
    border-color: rgba(16, 185, 129, 0.2);
}

/* Card Content */
.work-card-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text);
    position: relative;
    z-index: 1;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.work-card-subtitle {
    font-size: 13px;
    color: var(--gold);
    margin-bottom: 14px;
    position: relative;
    z-index: 1;
    font-weight: 500;
}

.work-card-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 18px;
    position: relative;
    z-index: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Card Tags */
.work-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.work-card-tag {
    padding: 6px 14px;
    font-size: 11px;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.work-card:hover .work-card-tag {
    background: rgba(251, 191, 36, 0.1);
    border-color: rgba(251, 191, 36, 0.2);
    color: var(--gold);
}

/* Card Footer */
.work-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
}

.work-card-metric {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--success);
    font-family: var(--font-mono);
}

.work-card-metric svg {
    width: 18px;
    height: 18px;
}

.work-card-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--gold);
}

.work-card-cta svg {
    width: 18px;
    height: 18px;
    transition: transform 0.4s var(--spring);
}

.work-card:hover .work-card-cta svg {
    transform: translateX(6px);
}

/* ============================================
   WORK MODAL - Detailed View with QR
============================================ */
.work-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s var(--ease-out-expo);
}

.work-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.work-modal {
    width: 100%;
    max-width: 1000px;
    max-height: 90vh;
    background: linear-gradient(165deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transform: translateY(50px) scale(0.92);
    opacity: 0;
    transition: all 0.7s var(--ease-out-expo);
    box-shadow: 0 60px 120px rgba(0, 0, 0, 0.6);
}

.work-modal-overlay.active .work-modal {
    transform: translateY(0) scale(1);
    opacity: 1;
}

/* Modal Header */
.work-modal-header {
    padding: 35px 45px;
    border-bottom: 1px solid var(--border);
    position: relative;
    background: rgba(255, 255, 255, 0.02);
}

.work-modal-close {
    position: absolute;
    top: 25px;
    right: 25px;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.4s var(--spring);
    z-index: 10;
}

.work-modal-close:hover {
    background: rgba(239, 68, 68, 0.15);
    border-color: var(--error);
    color: var(--error);
    transform: rotate(90deg);
}

.work-modal-close svg {
    width: 24px;
    height: 24px;
}

.work-modal-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.work-modal-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.2);
    border-radius: var(--radius-md);
    font-size: 28px;
}

.work-modal-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.work-modal-badge {
    padding: 8px 16px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 100px;
    background: rgba(251, 191, 36, 0.1);
    color: var(--gold);
    border: 1px solid rgba(251, 191, 36, 0.2);
}

.work-modal-title {
    font-size: 34px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    padding-right: 80px;
}

.work-modal-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-top: 12px;
}

/* Modal Body */
.work-modal-body {
    padding: 45px;
    overflow-y: auto;
    max-height: calc(90vh - 220px);
}

/* Modal Section */
.work-modal-section {
    margin-bottom: 40px;
}

.work-modal-section:last-child {
    margin-bottom: 0;
}

.work-modal-section-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--gold);
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    letter-spacing: -0.01em;
}

.work-modal-section-title svg {
    width: 22px;
    height: 22px;
}

.work-modal-text {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 16px;
}

.work-modal-text strong {
    color: var(--gold);
    font-weight: 600;
}

/* Modal Stats Grid */
.work-modal-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin: 30px 0;
}

.work-modal-stat {
    text-align: center;
    padding: 24px 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all 0.4s var(--spring);
}

.work-modal-stat:hover {
    border-color: rgba(251, 191, 36, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.work-modal-stat .stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--gold);
    font-family: var(--font-mono);
    line-height: 1;
}

.work-modal-stat .stat-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 10px;
}

/* Modal List */
.work-modal-list {
    list-style: none;
}

.work-modal-list li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.work-modal-list li:last-child {
    border-bottom: none;
}

.work-modal-list svg {
    width: 20px;
    height: 20px;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 3px;
}

/* Modal Tech Stack */
.work-modal-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}

.work-modal-tech-tag {
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 500;
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.2);
    border-radius: 100px;
    color: var(--gold);
    transition: all 0.3s ease;
}

.work-modal-tech-tag:hover {
    background: rgba(251, 191, 36, 0.2);
    transform: scale(1.05);
}

/* Modal Chart */
.work-modal-chart {
    height: 280px;
    margin: 24px 0;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid var(--border);
}

/* ============================================
   QR CODES SECTION - At Bottom of Modal
============================================ */
.work-modal-qr-section {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border);
}

.work-modal-qr-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.work-modal-qr-title svg {
    width: 20px;
    height: 20px;
    color: var(--gold);
}

.work-modal-qr-grid {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.work-qr-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.work-qr-code {
    width: 100px;
    height: 100px;
    padding: 10px;
    background: white;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.4s var(--spring);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.work-qr-code:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.work-qr-code canvas,
.work-qr-code img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.work-qr-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: flex;
    align-items: center;
    gap: 6px;
}

.work-qr-label svg {
    width: 14px;
    height: 14px;
}

.work-qr-label.github {
    color: var(--text);
}

.work-qr-label.paper {
    color: var(--purple);
}

.work-qr-label.techrxiv {
    color: var(--gold);
}

/* ============================================
   RESPONSIVE
============================================ */
@media (max-width: 900px) {
    .work-grid {
        grid-template-columns: 1fr;
    }
    
    .work-tabs {
        flex-wrap: wrap;
    }
    
    .work-tab {
        padding: 14px 28px;
        font-size: 14px;
    }
    
    .work-modal-overlay {
        padding: 20px;
    }
    
    .work-modal-header {
        padding: 28px 30px;
    }
    
    .work-modal-body {
        padding: 30px;
    }
    
    .work-modal-title {
        font-size: 26px;
    }
    
    .work-modal-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .work-card {
        padding: 24px;
    }
    
    .work-modal-stats {
        grid-template-columns: 1fr;
    }
    
    .work-modal-qr-grid {
        justify-content: center;
    }
}
/* ============================================
   WORK CARD ICON LINKS - Add this to css/work.css
   ============================================ */

/* Container for icon links */
.work-card-links {
    display: flex;
    gap: 0.5rem;
    margin-left: auto;
}

/* Base styles for icon link buttons */
.work-card-icon-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(251, 176, 36, 0.1);
    border: 1px solid rgba(251, 176, 36, 0.2);
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
    text-decoration: none;
}

.work-card-icon-link svg {
    width: 18px;
    height: 18px;
}

/* Default hover (GitHub - gold) */
.work-card-icon-link:hover {
    background: rgba(251, 176, 36, 0.2);
    border-color: rgba(251, 176, 36, 0.5);
    color: #FBB024;
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 4px 15px rgba(251, 176, 36, 0.3);
}

/* TechRxiv variant (purple) */
.work-card-icon-link.techrxiv {
    background: rgba(168, 85, 247, 0.1);
    border-color: rgba(168, 85, 247, 0.2);
}

.work-card-icon-link.techrxiv:hover {
    background: rgba(168, 85, 247, 0.2);
    border-color: rgba(168, 85, 247, 0.5);
    color: #A855F7;
    box-shadow: 0 4px 15px rgba(168, 85, 247, 0.3);
}

/* Live site variant (green) */
.work-card-icon-link.live {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
}

.work-card-icon-link.live:hover {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.5);
    color: #10B981;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

/* Update footer to accommodate links */
.work-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}