/* ==========================================================================
   Design Buzz - Portfolio Page Styles
   ========================================================================== */

/* ==========================================================================
   Page Hero
   ========================================================================== */
.page-hero {
    padding: 4rem 1.5rem 3rem;
    text-align: center;
    background: var(--primary);
    position: relative;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(230, 126, 34, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(230, 126, 34, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-hero h1 {
    margin-bottom: 0.5rem;
}

.page-hero .tagline {
    font-family: var(--font-accent);
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    font-weight: 400;
    font-style: italic;
    color: var(--accent);
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.page-hero .intro-text {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.05rem;
}

/* ==========================================================================
   Filter Navigation
   ========================================================================== */
.filter-section {
    background: var(--primary-dark);
    padding: 1.5rem 0;
    position: sticky;
    top: var(--nav-height);
    z-index: 100;
    border-bottom: 1px solid var(--primary-light);
}

@media (max-width: 768px) {
    .filter-section {
        top: var(--nav-height-mobile);
    }
}

.filter-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-light) transparent;
}

.filter-container::-webkit-scrollbar {
    height: 4px;
}

.filter-container::-webkit-scrollbar-track {
    background: transparent;
}

.filter-container::-webkit-scrollbar-thumb {
    background: var(--primary-light);
    border-radius: 2px;
}

.filter-label {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-light);
    white-space: nowrap;
    flex-shrink: 0;
}

.filter-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: nowrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--primary-light);
    color: var(--text-light);
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

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

.filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--primary-dark);
}

/* ==========================================================================
   Portfolio Grid
   ========================================================================== */
.portfolio-section {
    background: var(--primary-dark);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
}

.portfolio-item {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    cursor: pointer;
}

.portfolio-thumb {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 1.5rem;
    transition: transform 0.4s ease;
}

.portfolio-item:hover .portfolio-thumb {
    transform: scale(1.05);
}

/* Gradient backgrounds for portfolio items */
.portfolio-item:nth-child(1) .portfolio-thumb { background: linear-gradient(135deg, #1a1a2e, #16213e); }
.portfolio-item:nth-child(2) .portfolio-thumb { background: linear-gradient(135deg, #2d1b2e, #1a1a2e); }
.portfolio-item:nth-child(3) .portfolio-thumb { background: linear-gradient(135deg, #1a2e1a, #162e2e); }
.portfolio-item:nth-child(4) .portfolio-thumb { background: linear-gradient(135deg, #2e2e1a, #2e1a1a); }
.portfolio-item:nth-child(5) .portfolio-thumb { background: linear-gradient(135deg, #1a1a2e, #2e1a2e); }
.portfolio-item:nth-child(6) .portfolio-thumb { background: linear-gradient(135deg, #162e2e, #1a2e1a); }
.portfolio-item:nth-child(7) .portfolio-thumb { background: linear-gradient(135deg, #2e1a1a, #1a1a2e); }
.portfolio-item:nth-child(8) .portfolio-thumb { background: linear-gradient(135deg, #1a2e2e, #2d1b2e); }
.portfolio-item:nth-child(9) .portfolio-thumb { background: linear-gradient(135deg, #2d1b2e, #2e2e1a); }
.portfolio-item:nth-child(10) .portfolio-thumb { background: linear-gradient(135deg, #16213e, #1a2e1a); }
.portfolio-item:nth-child(11) .portfolio-thumb { background: linear-gradient(135deg, #2e1a2e, #162e2e); }

.portfolio-thumb .project-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    opacity: 0.6;
}

.portfolio-thumb .project-name {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text);
    margin-bottom: 0.25rem;
}

.portfolio-thumb .project-category {
    font-size: 0.75rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Hover Overlay */
.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(230, 126, 34, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 1.5rem;
    text-align: center;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay .client-name {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
}

.portfolio-overlay .services-list {
    font-size: 0.75rem;
    color: rgba(13, 13, 15, 0.7);
    margin-bottom: 0.25rem;
}

.portfolio-overlay .year {
    font-size: 0.7rem;
    font-weight: 600;
    color: rgba(13, 13, 15, 0.6);
    margin-bottom: 1rem;
}

.portfolio-overlay .btn {
    border-color: var(--primary-dark);
    color: var(--primary-dark);
    font-size: 0.7rem;
    padding: 0.5rem 1.25rem;
}

.portfolio-overlay .btn:hover {
    background: var(--primary-dark);
    color: var(--accent);
}

/* Responsive Grid */
@media (max-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Client Showcase
   ========================================================================== */
.clients-showcase {
    background: var(--primary);
}

.client-logos-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 3rem;
}

.client-logo-item {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--text-light);
    opacity: 0.5;
    transition: opacity 0.3s ease, color 0.3s ease;
    letter-spacing: 0.05em;
}

.client-logo-item:hover {
    opacity: 1;
    color: var(--accent);
}

/* ==========================================================================
   Testimonials
   ========================================================================== */
.testimonials-section {
    background: var(--primary-dark);
}

.testimonial-slider {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    text-align: center;
}

.testimonial-slide {
    display: none;
    flex-direction: column;
    align-items: center;
}

.testimonial-slide.active {
    display: flex;
}

.testimonial-quote {
    font-family: var(--font-accent);
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-style: italic;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    position: relative;
    padding: 0 1rem;
}

.testimonial-quote::before {
    content: '\201C';
    font-size: 3rem;
    color: var(--accent);
    position: absolute;
    top: -1rem;
    left: -0.5rem;
    font-family: Georgia, serif;
    opacity: 0.5;
}

.testimonial-author {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.1em;
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.testimonial-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary-light);
    border: none;
    cursor: pointer;
    transition: background 0.3s ease;
    padding: 0;
}

.testimonial-dot.active {
    background: var(--accent);
}

.testimonial-dot:hover {
    background: var(--accent-light);
}

/* ==========================================================================
   Portfolio CTA
   ========================================================================== */
.portfolio-cta {
    background: var(--primary);
    position: relative;
    overflow: hidden;
}

.portfolio-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(230, 126, 34, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(230, 126, 34, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.portfolio-cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.portfolio-cta-content h2 {
    margin-bottom: 0.5rem;
}

.portfolio-cta-content .subheading {
    font-family: var(--font-accent);
    font-style: italic;
    color: var(--accent);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.portfolio-cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.portfolio-cta-contact {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    font-size: 0.9rem;
}

.portfolio-cta-contact a {
    color: var(--text-light);
    transition: color 0.3s ease;
}

.portfolio-cta-contact a:hover {
    color: var(--accent);
}

.portfolio-cta-contact .icon {
    color: var(--accent);
    margin-right: 0.5rem;
}

/* ==========================================================================
   No Results Message
   ========================================================================== */
.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-light);
}

.no-results p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.no-results .btn {
    margin-top: 1rem;
}