/* ==============================
   PROJECTS PAGE — projects.css
   Extends styles.css
   ============================== */

/* Page Hero */
.projects-hero {
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 0 3rem 4rem;
    position: relative;
    border-bottom: 1px solid var(--border-color);
}

.projects-hero-eyebrow {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--accent-color);
    letter-spacing: 0.15em;
    font-weight: 700;
    margin-bottom: 1rem;
}

.projects-hero h1 {
    font-size: clamp(4rem, 10vw, 9rem);
    line-height: 0.9;
    color: var(--text-color);
}

.projects-hero h1 span.accent {
    color: var(--accent-color);
}

.projects-hero-meta {
    margin-top: 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--dim-color);
}

.projects-hero-meta .count-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
}

/* Filter Bar */
.filter-section {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    padding: 1.2rem 3rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-label {
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--dim-color);
    font-weight: 700;
    letter-spacing: 0.1em;
    white-space: nowrap;
    margin-right: 0.5rem;
}

.filter-pill {
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 0.45rem 1.1rem;
    border: 1px solid var(--border-color);
    color: var(--dim-color);
    background: transparent;
    cursor: none;
    transition: all 0.25s;
    white-space: nowrap;
}

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

.filter-pill.active {
    background: var(--accent-color);
    color: var(--bg-color);
    border-color: var(--accent-color);
}

/* Search */
.filter-search {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border: 1px solid var(--border-color);
    padding: 0.45rem 1rem;
    transition: border-color 0.25s;
}

.filter-search:focus-within {
    border-color: var(--accent-color);
}

.filter-search input {
    background: transparent;
    border: none;
    outline: none;
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--text-color);
    width: 160px;
    cursor: none;
}

.filter-search input::placeholder {
    color: var(--dim-color);
}

.filter-search .search-icon {
    color: var(--dim-color);
    font-size: 0.8rem;
}

/* Projects Grid */
.projects-main {
    padding: 4rem 3rem;
}

.projects-count-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.projects-showing {
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--dim-color);
    letter-spacing: 0.1em;
}

.projects-showing span {
    color: var(--accent-color);
    font-weight: 700;
}

/* View toggle */
.view-toggle {
    display: flex;
    gap: 0.5rem;
}

.view-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--dim-color);
    padding: 0.4rem 0.6rem;
    cursor: none;
    font-size: 0.85rem;
    transition: all 0.2s;
}

.view-btn.active,
.view-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Grid View */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5px;
    background: var(--border-color);
}

/* List View */
.projects-grid.list-view {
    grid-template-columns: 1fr;
    gap: 0;
    background: transparent;
}

/* Project Card */
.project-card {
    background: var(--bg-color);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: background 0.3s;
    animation: cardFadeIn 0.4s ease both;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--accent-color);
    transition: height 0.3s ease;
}

.project-card:hover::before {
    height: 100%;
}

.project-card:hover {
    background: rgba(204, 255, 0, 0.03);
}

/* Featured card */
.project-card.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(204, 255, 0, 0.05) 0%, transparent 60%);
    border: 1px solid rgba(204, 255, 0, 0.15);
}

.project-card.featured::before {
    width: 100%;
    height: 2px;
    top: 0;
    left: 0;
    background: linear-gradient(90deg, var(--accent-color), transparent);
    transition: none;
}

/* List view card */
.projects-grid.list-view .project-card {
    flex-direction: row;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 0;
    gap: 2rem;
}

.projects-grid.list-view .project-card::before {
    width: 3px;
    height: 0;
    top: 0;
    left: 0;
}

.projects-grid.list-view .project-card:hover::before {
    height: 100%;
}

.projects-grid.list-view .project-card.featured {
    grid-column: 1;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
}

/* Card elements */
.card-category {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--dim-color);
    text-transform: uppercase;
}

.card-category.cat-ai { color: #ff6b6b; }
.card-category.cat-ml { color: #ff6b6b; }
.card-category.cat-nlp { color: #f093fb; }
.card-category.cat-web { color: #4facfe; }
.card-category.cat-game { color: var(--accent-color); }
.card-category.cat-data { color: #43e97b; }
.card-category.cat-tools { color: #fa709a; }
.card-category.cat-security { color: #f7971e; }

.card-title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.6rem;
    text-transform: uppercase;
    line-height: 1.1;
    color: var(--text-color);
    transition: color 0.25s;
    letter-spacing: -0.01em;
}

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

.card-title.featured-title {
    font-size: 2.5rem;
}

.card-desc {
    font-size: 0.9rem;
    color: #888;
    line-height: 1.6;
    flex: 1;
}

.card-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: auto;
}

.stack-tag {
    font-family: var(--font-display);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 0.25rem 0.6rem;
    border: 1px solid var(--border-color);
    color: var(--dim-color);
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.card-lang {
    font-family: var(--font-display);
    font-size: 0.7rem;
    color: var(--dim-color);
    font-weight: 700;
    letter-spacing: 0.08em;
}

.card-link {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    color: var(--accent-color);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: gap 0.2s;
}

.card-link:hover {
    gap: 0.8rem;
}

/* List view overrides */
.projects-grid.list-view .card-title {
    font-size: 1.3rem;
    min-width: 250px;
}

.projects-grid.list-view .card-desc {
    flex: 1;
}

.projects-grid.list-view .card-stack {
    justify-content: flex-end;
    min-width: 180px;
    margin-top: 0;
}

.projects-grid.list-view .card-footer {
    padding-top: 0;
    border-top: none;
    min-width: 80px;
    margin-top: 0;
}

.projects-grid.list-view .card-category {
    min-width: 100px;
}

/* Empty state */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 6rem 2rem;
    background: var(--bg-color);
}

.empty-state h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 900;
    color: var(--dim-color);
    margin-bottom: 1rem;
}

.empty-state p {
    color: var(--dim-color);
}

/* Animations */
@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Stagger delays */
.project-card:nth-child(1) { animation-delay: 0.05s; }
.project-card:nth-child(2) { animation-delay: 0.10s; }
.project-card:nth-child(3) { animation-delay: 0.15s; }
.project-card:nth-child(4) { animation-delay: 0.20s; }
.project-card:nth-child(5) { animation-delay: 0.25s; }
.project-card:nth-child(6) { animation-delay: 0.30s; }

/* Back to home link */
.back-home {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: var(--dim-color);
    transition: color 0.2s;
    padding: 2rem 3rem 0;
}

.back-home:hover {
    color: var(--accent-color);
}

/* Footer */
.projects-footer {
    border-top: 1px solid var(--border-color);
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.projects-footer-text {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--dim-color);
    letter-spacing: 0.05em;
}

/* Responsive */
@media (max-width: 1100px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .project-card.featured {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .projects-hero {
        padding: 0 1.5rem 3rem;
        min-height: 50vh;
    }

    .filter-section {
        padding: 1rem 1.5rem;
        gap: 0.5rem;
    }

    .filter-search {
        margin-left: 0;
        width: 100%;
    }

    .filter-search input {
        width: 100%;
    }

    .projects-main {
        padding: 2.5rem 1.5rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .project-card.featured {
        grid-column: span 1;
    }

    .card-title.featured-title {
        font-size: 1.8rem;
    }

    .projects-grid.list-view .project-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .projects-grid.list-view .card-stack {
        justify-content: flex-start;
    }

    .back-home {
        padding: 1.5rem 1.5rem 0;
    }

    .projects-footer {
        padding: 2rem 1.5rem;
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Company Work Section */
.company-work-section {
    padding: 6rem 3rem;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(180deg, rgba(10, 10, 10, 0) 0%, rgba(204, 255, 0, 0.01) 100%);
}

.company-row {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 3rem;
}

.company-info-col {
    position: sticky;
    top: 8rem;
    height: fit-content;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.company-num {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--accent-color);
    letter-spacing: 0.15em;
    font-weight: 700;
}

.company-name-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 900;
    color: var(--text-color);
    letter-spacing: -0.02em;
}

.company-location {
    font-size: 0.9rem;
    color: #888;
    text-transform: uppercase;
    font-weight: 600;
}

.company-timeline {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--dim-color);
    margin-top: 1rem;
}

.company-projects-grid {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.company-project-item {
    background: #0d0d0d;
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    position: relative;
    transition: all 0.3s ease;
}

.company-project-item:hover {
    border-color: rgba(204, 255, 0, 0.3);
    background: rgba(204, 255, 0, 0.01);
    transform: translateY(-2px);
}

.c-proj-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.c-proj-role {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--dim-color);
    letter-spacing: 0.05em;
}

.c-proj-badge {
    font-family: var(--font-display);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 0.25rem 0.6rem;
    background: rgba(204, 255, 0, 0.1);
    color: var(--accent-color);
    border: 1px solid rgba(204, 255, 0, 0.2);
}

.c-proj-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--text-color);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.c-proj-desc {
    color: #aaa;
    font-size: 1.05rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    max-width: 800px;
}

.c-proj-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.c-proj-tags span {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: #666;
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.8rem;
}

/* Responsive adjustments for company section */
@media (max-width: 1024px) {
    .company-row {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .company-info-col {
        position: static;
    }
}

@media (max-width: 768px) {
    .company-work-section {
        padding: 4rem 1.5rem;
    }
    .company-project-item {
        padding: 1.5rem;
    }
    .c-proj-title {
        font-size: 1.4rem;
    }
}