/* ============================================
   CYBERGOAT PROJECTS SECTION STYLING
   Premium Enterprise Portfolio Design
   ============================================ */

/* Color Variables */
:root {
    --bg-primary: #05070A;
    --bg-secondary: #0B1120;
    --card-bg: #111827;
    --accent-green: #00FF88;
    --accent-cyan: #00D9FF;
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --border-color: #1E293B;
    --warning: #F59E0B;
    --danger: #FF3B3B;
}

.projects-page {
    padding-top: 80px;
    min-height: 100vh;
    background: var(--bg-primary);
}

/* ========== HERO SECTION ========== */
.projects-hero {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.08) 0%, rgba(0, 217, 255, 0.08) 100%);
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.projects-hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero-description {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.project-count {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--accent-green);
    border-radius: 8px;
    padding: 1rem 2rem;
}

.count-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-green);
}

.count-text {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

/* ========== PORTFOLIO STATISTICS ========== */
.portfolio-stats {
    padding: 4rem 2rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.stat-item {
    padding: 2rem;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.05) 0%, rgba(0, 217, 255, 0.05) 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.stat-item:hover {
    border-color: var(--accent-green);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
    transform: translateY(-4px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-green);
    margin-bottom: 0.5rem;
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    display: block;
}

.stat-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.stat-tags {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.stat-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========== FILTERS SECTION ========== */
.filters-section {
    padding: 2.5rem 2rem;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.filters-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.filter-btn:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-cyan) 100%);
    border-color: var(--accent-green);
    color: var(--bg-primary);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

/* ========== PROJECTS GRID ========== */
.projects-grid-section {
    padding: 4rem 2rem;
    background: var(--bg-primary);
}

.projects-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.project-card {
    display: flex;
    flex-direction: column;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    opacity: 1;
    min-height: 390px;
    isolation: isolate;
}

.project-card:not(.visible) {
    display: none;
}

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

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 0%, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.project-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent-green);
    opacity: .7;
    transition: opacity .3s ease, width .3s ease;
    z-index: -1;
}

.project-card:hover {
    border-color: var(--accent-green);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
    transform: translateY(-8px);
}

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

.project-card:hover::after {
    width: 7px;
    opacity: 1;
}

.project-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-green);
    margin-bottom: 1rem;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.project-card:hover .project-number {
    opacity: 1;
    color: var(--accent-cyan);
}

.project-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    line-height: 1.4;
    min-height: 3.65rem;
}

.project-category {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-cyan);
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.project-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.project-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    min-height: 2.2rem;
}

.feature {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    color: var(--accent-green);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    min-height: 2.2rem;
}

.tech-tag {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.project-card:hover .tech-tag {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.project-footer {
    margin-top: auto;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

.view-project-btn {
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.view-project-btn:hover {
    background: rgba(0, 255, 136, 0.1);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

/* ========== CTA SECTION ========== */
.projects-cta {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.08) 0%, rgba(0, 217, 255, 0.08) 100%);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.projects-cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.projects-cta > div > p:nth-of-type(1) {
    font-size: 1.2rem;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    font-weight: 600;
}

.cta-description {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    border: none;
}

.primary-btn {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-cyan) 100%);
    color: var(--bg-primary);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
}

.secondary-btn {
    background: transparent;
    border: 2px solid var(--accent-cyan);
    color: var(--accent-cyan);
}

.secondary-btn:hover {
    background: rgba(0, 217, 255, 0.1);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
}

/* ========== PROJECT MODAL ========== */
.project-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 7, 10, 0.9);
    z-index: 1000;
    overflow-y: auto;
    backdrop-filter: blur(5px);
}

.project-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 3rem;
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-close:hover {
    color: var(--accent-green);
}

.modal-body h2 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.modal-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.modal-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-cyan);
    letter-spacing: 1px;
    background: rgba(0, 217, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

.modal-status {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-green);
    letter-spacing: 1px;
    background: rgba(0, 255, 136, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

.modal-section {
    margin-bottom: 2rem;
}

.modal-section h3 {
    font-size: 1.1rem;
    color: var(--accent-green);
    margin-bottom: 1rem;
    font-weight: 700;
}

.modal-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.features-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.features-list li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(30, 41, 59, 0.5);
}

.features-list li::before {
    content: '✓ ';
    color: var(--accent-green);
    font-weight: 700;
    margin-right: 0.5rem;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.modal-body .tech-tag {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--accent-green);
    color: var(--accent-green);
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
}

@media (max-width: 768px) {
    .projects-hero h1 {
        font-size: 2.5rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-container {
        gap: 0.75rem;
    }
    
    .filter-btn {
        font-size: 0.85rem;
        padding: 0.6rem 1.2rem;
    }
    
    .modal-content {
        padding: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-btn {
        width: 100%;
    }
    
    .portfolio-stats {
        padding: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .projects-hero {
        padding: 3rem 1rem;
    }
    
    .projects-hero h1 {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .project-card {
        padding: 1.5rem;
    }
    
    .project-number {
        font-size: 1.8rem;
    }
    
    .project-title {
        font-size: 1.1rem;
    }
    
    .features-list {
        grid-template-columns: 1fr;
    }
    
    .modal-body .features-list {
        grid-template-columns: 1fr;
    }
}

/* Distinct portfolio card direction */
:root {
    --bg-primary: #080f0b;
    --bg-secondary: #101b14;
    --card-bg: rgba(17, 31, 22, .9);
    --accent-green: #91e63d;
    --accent-cyan: #d7f58d;
    --text-primary: #f3f8ee;
    --text-secondary: #a7b8a5;
    --border-color: rgba(145, 230, 61, .25);
    --warning: #d7f58d;
}

.projects-page {
    background: var(--bg-primary);
    background-image: radial-gradient(circle at 15% 15%, rgba(145, 230, 61, .08), transparent 28rem), linear-gradient(180deg, transparent, rgba(8, 15, 11, .75));
}

.projects-grid-section {
    background: transparent;
}

.projects-grid {
    gap: 1.5rem;
    align-items: stretch;
}

.project-card {
    min-height: 410px;
    padding: 1.6rem;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    background: linear-gradient(145deg, rgba(23, 41, 28, .97), rgba(8, 15, 11, .97));
    box-shadow: 0 16px 35px rgba(0, 8, 14, .28), inset 0 1px 0 rgba(255, 255, 255, .035);
    transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}

.project-card::before {
    background: radial-gradient(circle at 90% 0%, rgba(145, 230, 61, .14), transparent 48%), linear-gradient(135deg, rgba(145, 230, 61, .06), transparent 55%);
}

.project-card::after {
    top: 1rem;
    left: 0;
    width: 3px;
    height: calc(100% - 2rem);
    border-radius: 0 4px 4px 0;
    background: var(--accent-green);
    opacity: .9;
}

.project-card:hover {
    border-color: rgba(145, 230, 61, .62);
    box-shadow: 0 22px 42px rgba(0, 8, 4, .4), 0 0 28px rgba(145, 230, 61, .12);
    transform: translateY(-8px);
}

.project-card:hover::after {
    width: 5px;
    background: var(--accent-cyan);
}

.project-number {
    width: max-content;
    padding: .25rem .6rem;
    margin-bottom: 1.2rem;
    border: 1px solid rgba(145, 230, 61, .35);
    border-radius: 999px;
    background: rgba(145, 230, 61, .1);
    color: var(--accent-green);
    font-size: 1rem;
    letter-spacing: .1em;
    opacity: 1;
}

.project-card:hover .project-number {
    color: var(--accent-green);
}

.project-title {
    min-height: 3.65rem;
    font-size: 1.25rem;
    letter-spacing: .01em;
}

.project-category {
    width: max-content;
    max-width: 100%;
    padding: .28rem .55rem;
    border: 1px solid rgba(215, 245, 141, .25);
    border-radius: 999px;
    background: rgba(215, 245, 141, .08);
    color: var(--accent-cyan);
    font-size: .68rem;
}

.project-description {
    color: var(--text-secondary);
}

.project-features, .project-tech {
    gap: .45rem;
}

.feature, .tech-tag {
    border-radius: 999px;
    padding: .38rem .7rem;
    font-size: .7rem;
}

.feature {
    background: rgba(145, 230, 61, .1);
    border-color: rgba(145, 230, 61, .3);
    color: #d7f58d;
}

.tech-tag {
    border-color: rgba(157, 184, 194, .26);
    color: var(--text-secondary);
}

.project-footer {
    border-top-color: rgba(145, 230, 61, .16);
    padding-top: 1.2rem;
}

.view-project-btn {
    border-radius: 10px;
    background: rgba(145, 230, 61, .06);
    border-color: rgba(145, 230, 61, .45);
    color: var(--accent-cyan);
    transition: background .3s ease, color .3s ease, transform .3s ease;
}

.view-project-btn:hover {
    background: var(--accent-cyan);
    color: var(--bg-primary);
    transform: translateY(-2px);
}

.project-modal {
    background: rgba(4, 10, 7, .82);
    backdrop-filter: blur(12px);
}

.modal-content {
    background: linear-gradient(145deg, rgba(23, 41, 28, .98), rgba(8, 15, 11, .98));
    border: 1px solid rgba(145, 230, 61, .38);
    border-radius: 16px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, .5), 0 0 30px rgba(145, 230, 61, .08);
}

.modal-close {
    top: 1.25rem;
    right: 1.25rem;
    width: 2.25rem;
    height: 2.25rem;
    border: 1px solid rgba(145, 230, 61, .28);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.5rem;
    line-height: 1;
}

.modal-close:hover {
    background: rgba(145, 230, 61, .12);
    color: var(--accent-green);
}

.modal-body h2 {
    color: var(--text-primary);
    font-size: clamp(1.5rem, 3vw, 2rem);
    padding-right: 2.5rem;
}

.modal-meta {
    flex-wrap: wrap;
    gap: .55rem;
    margin-bottom: 2rem;
}

.modal-category, .modal-status {
    padding: .35rem .7rem;
    border-radius: 999px;
    font-size: .68rem;
}

.modal-category {
    background: rgba(215, 245, 141, .08);
    border: 1px solid rgba(215, 245, 141, .25);
    color: var(--accent-cyan);
}

.modal-status {
    background: rgba(145, 230, 61, .1);
    border: 1px solid rgba(145, 230, 61, .3);
    color: var(--accent-green);
}

.modal-section {
    margin-bottom: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(145, 230, 61, .14);
}

.modal-section h3 {
    color: var(--accent-green);
    font-size: .85rem;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.modal-section p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.features-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .6rem;
}

.features-list li {
    padding: .55rem .7rem;
    border: 1px solid rgba(145, 230, 61, .24);
    border-radius: 999px;
    background: rgba(145, 230, 61, .08);
    color: #d7f58d;
}

.features-list li::before { color: var(--accent-green); }

.tech-stack { gap: .5rem; }

.modal-body .tech-tag {
    padding: .38rem .7rem;
    border: 1px solid rgba(145, 230, 61, .3);
    border-radius: 999px;
    background: rgba(145, 230, 61, .06);
    color: var(--text-secondary);
}

@media (max-width: 480px) {
    .features-list { grid-template-columns: 1fr; }
    .modal-content { padding: 1.5rem; }
}