/*
 * PORTFOLIO SINGLE PAGE STYLES
 * Premium showcase for individual portfolio projects
 * Version: 1.0.0
 */

:root {
    --portfolio-primary: #ff675b;
    --portfolio-dark: #3c3c3c;
    --portfolio-gray: #6c757d;
    --portfolio-light: #f8f9fa;
    --portfolio-white: #ffffff;
    --portfolio-border: #e0e0e0;
}

/* ===========================
   HERO SECTION
   =========================== */

.portfolio-hero-section {
    background: linear-gradient(135deg, #3c3c3c 0%, #2d2d2d 100%);
    padding: 120px 0 60px;
    margin-top: -90px;
    padding-top: 210px;
    position: relative;
    overflow: hidden;
}

.portfolio-hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(255, 103, 91, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.portfolio-hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
    z-index: 2;
}

.portfolio-hero-content {
    max-width: 900px;
}

.portfolio-hero-badges {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.portfolio-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: rgba(255, 103, 91, 0.15);
    border: 1px solid rgba(255, 103, 91, 0.3);
    border-radius: 6px;
    color: #ff675b;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.portfolio-badge i {
    font-size: 14px;
}

.portfolio-hero-title {
    font-size: 3.5rem;
    font-weight: 300;
    color: var(--portfolio-white);
    margin: 0 0 20px 0;
    letter-spacing: -1px;
    line-height: 1.1;
}

.portfolio-hero-tagline {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0 0 25px 0;
    line-height: 1.4;
}

.portfolio-hero-cta {
    margin-bottom: 35px;
}

.portfolio-hero-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: var(--portfolio-white);
    color: var(--portfolio-dark);
    text-decoration: none;
    font-size: 1.125rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.portfolio-hero-link i {
    font-size: 20px;
    transition: transform 0.3s ease;
}

.portfolio-hero-link:hover {
    background: var(--portfolio-primary);
    color: var(--portfolio-white);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 103, 91, 0.4);
}

.portfolio-hero-link:hover i {
    transform: translate(3px, -3px);
}

.portfolio-hero-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    max-width: 700px;
}

.portfolio-meta-item {
    border-left: 2px solid var(--portfolio-primary);
    padding-left: 15px;
}

.portfolio-meta-label {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
}

.portfolio-meta-value {
    font-size: 1.125rem;
    color: var(--portfolio-white);
    font-weight: 600;
}

/* ===========================
   GALLERY SECTION
   =========================== */

.portfolio-gallery-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 80px 0;
    border-top: 3px solid var(--portfolio-primary);
    border-bottom: 3px solid var(--portfolio-primary);
}

.portfolio-wide-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Gallery Header */
.portfolio-gallery-header {
    text-align: center;
    margin-bottom: 50px;
}

.portfolio-gallery-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--portfolio-dark);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.portfolio-gallery-title i {
    color: var(--portfolio-primary);
    font-size: 2rem;
}

.portfolio-gallery-subtitle {
    font-size: 1.125rem;
    color: var(--portfolio-text);
    margin: 0;
}

/* Gallery Wrapper with Border */
.portfolio-gallery-wrapper {
    background: var(--portfolio-white);
    border: 4px solid var(--portfolio-border);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

.portfolio-main-gallery {
    position: relative;
}

.portfolio-main-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    overflow: hidden;
    background: var(--portfolio-light);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    margin-bottom: 30px;
    position: relative;
    border: 2px solid var(--portfolio-border);
}

.portfolio-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Zoom Button */
.portfolio-zoom-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--portfolio-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.portfolio-zoom-btn i {
    font-size: 20px;
    color: var(--portfolio-primary);
    transition: transform 0.3s ease;
}

.portfolio-zoom-btn:hover {
    background: var(--portfolio-primary);
    transform: scale(1.1);
}

.portfolio-zoom-btn:hover i {
    color: var(--portfolio-white);
    transform: scale(1.1);
}

/* Gallery Controls */
.portfolio-gallery-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 25px;
}

.portfolio-gallery-nav {
    width: 45px;
    height: 45px;
    background: var(--portfolio-white);
    border: 2px solid var(--portfolio-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--portfolio-primary);
}

.portfolio-gallery-nav:hover {
    background: var(--portfolio-primary);
    color: var(--portfolio-white);
    transform: scale(1.1);
}

.portfolio-gallery-nav i {
    font-size: 18px;
}

.portfolio-gallery-counter {
    font-size: 1rem;
    font-weight: 600;
    color: var(--portfolio-dark);
    padding: 10px 20px;
    background: rgba(255, 103, 91, 0.05);
    border-radius: 20px;
}

.portfolio-gallery-thumbnails {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.portfolio-thumbnail {
    aspect-ratio: 4 / 3;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 3px solid var(--portfolio-border);
    transition: all 0.3s ease;
    position: relative;
}

.portfolio-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.portfolio-thumbnail:hover {
    border-color: var(--portfolio-primary);
    box-shadow: 0 4px 15px rgba(255, 103, 91, 0.2);
}

.portfolio-thumbnail:hover img {
    transform: scale(1.05);
}

.portfolio-thumbnail.active {
    border-color: var(--portfolio-primary);
    box-shadow: 0 6px 20px rgba(255, 103, 91, 0.3);
}

.portfolio-thumbnail.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 103, 91, 0.15);
}

/* ===========================
   CONTENT SECTIONS
   =========================== */

.portfolio-content-section {
    padding: 80px 0;
}

.portfolio-content-section:nth-child(even) {
    background: var(--portfolio-light);
}

.portfolio-standard-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.portfolio-section-header {
    max-width: 800px;
    margin-bottom: 50px;
}

.portfolio-section-title {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--portfolio-dark);
    margin: 0 0 15px 0;
    letter-spacing: -0.5px;
}

.portfolio-section-subtitle {
    font-size: 1.25rem;
    color: var(--portfolio-gray);
    margin: 0;
    line-height: 1.6;
}

.portfolio-content-body {
    font-size: 1.125rem;
    line-height: 1.8;
    color: #4a4a4a;
    max-width: 900px;
}

.portfolio-content-body p {
    margin-bottom: 25px;
}

.portfolio-content-body ul,
.portfolio-content-body ol {
    margin-bottom: 25px;
    padding-left: 30px;
}

.portfolio-content-body li {
    margin-bottom: 12px;
}

/* ===========================
   METRICS & RESULTS
   =========================== */

.portfolio-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.portfolio-metric-card {
    background: var(--portfolio-white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    border: 2px solid var(--portfolio-border);
    transition: all 0.3s ease;
}

.portfolio-metric-card.highlight {
    background: linear-gradient(135deg, #fff5f4 0%, var(--portfolio-white) 100%);
    border-color: var(--portfolio-primary);
    box-shadow: 0 10px 30px rgba(255, 103, 91, 0.1);
}

.portfolio-metric-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
}

.portfolio-metric-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #ff675b 0%, #ff8a7a 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--portfolio-white);
    font-size: 24px;
}

.portfolio-metric-value {
    font-size: 3rem;
    font-weight: 300;
    color: var(--portfolio-primary);
    line-height: 1;
    margin-bottom: 10px;
}

.portfolio-metric-label {
    font-size: 1rem;
    color: var(--portfolio-gray);
    font-weight: 500;
}

/* ===========================
   PROJECT DETAILS GRID
   =========================== */

.portfolio-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.portfolio-detail-item {
    padding: 30px;
    background: var(--portfolio-white);
    border-radius: 8px;
    border-left: 3px solid var(--portfolio-primary);
}

.portfolio-detail-label {
    font-size: 0.875rem;
    color: var(--portfolio-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
    font-weight: 600;
}

.portfolio-detail-value {
    font-size: 1.125rem;
    color: var(--portfolio-dark);
    font-weight: 500;
}

/* ===========================
   TEAM SECTION
   =========================== */

.portfolio-team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.portfolio-team-card {
    text-align: center;
    transition: transform 0.3s ease;
}

.portfolio-team-card:hover {
    transform: translateY(-5px);
}

.portfolio-team-photo-wrapper {
    width: 160px;
    height: 160px;
    margin: 0 auto 20px;
    position: relative;
}

.portfolio-team-photo {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--portfolio-light);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.portfolio-team-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--portfolio-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--portfolio-gray);
    font-size: 60px;
}

.portfolio-team-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--portfolio-dark);
    margin: 0 0 5px 0;
}

.portfolio-team-role {
    font-size: 0.9375rem;
    color: var(--portfolio-primary);
    margin: 0 0 10px 0;
    font-weight: 500;
}

.portfolio-team-bio {
    font-size: 0.875rem;
    color: var(--portfolio-gray);
    line-height: 1.6;
}

/* ===========================
   TESTIMONIAL
   =========================== */

.portfolio-testimonial-section {
    background: linear-gradient(135deg, #3c3c3c 0%, #2d2d2d 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.portfolio-testimonial-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(255, 103, 91, 0.1) 0%, transparent 60%);
    pointer-events: none;
}

.portfolio-testimonial-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.portfolio-quote-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 103, 91, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    color: var(--portfolio-primary);
    font-size: 36px;
}

.portfolio-testimonial-text {
    font-size: 1.75rem;
    line-height: 1.6;
    color: var(--portfolio-white);
    font-style: italic;
    margin: 0 0 40px 0;
    font-weight: 300;
}

.portfolio-testimonial-author {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--portfolio-white);
    margin: 0 0 5px 0;
}

.portfolio-testimonial-position {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ===========================
   CALL TO ACTION
   =========================== */

.portfolio-cta-section {
    background: linear-gradient(135deg, #ff675b 0%, #ff8a7a 100%);
    padding: 80px 0;
    text-align: center;
}

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

.portfolio-cta-title {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--portfolio-white);
    margin: 0 0 15px 0;
    letter-spacing: -0.5px;
}

.portfolio-cta-text {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin: 0 0 40px 0;
    line-height: 1.6;
}

.portfolio-cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.portfolio-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 40px;
    font-size: 1.125rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.portfolio-cta-btn-primary {
    background: var(--portfolio-white);
    color: var(--portfolio-primary);
}

.portfolio-cta-btn-primary:hover {
    background: var(--portfolio-dark);
    color: var(--portfolio-white);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.portfolio-cta-btn-secondary {
    background: transparent;
    color: var(--portfolio-white);
    border: 2px solid var(--portfolio-white);
}

.portfolio-cta-btn-secondary:hover {
    background: var(--portfolio-white);
    color: var(--portfolio-primary);
    transform: translateY(-2px);
}

/* ===========================
   RELATED PROJECTS
   =========================== */

.portfolio-related-section {
    background: var(--portfolio-light);
    padding: 80px 0 150px 0;
    margin-bottom: 80px;
}

.portfolio-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.portfolio-related-card {
    background: var(--portfolio-white);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: block;
}

.portfolio-related-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.12);
}

.portfolio-related-image {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--portfolio-light);
}

.portfolio-related-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.portfolio-related-card:hover .portfolio-related-image img {
    transform: scale(1.08);
}

.portfolio-related-info {
    padding: 30px;
}

.portfolio-related-title {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--portfolio-dark);
    margin: 0 0 10px 0;
}

.portfolio-related-tagline {
    font-size: 1rem;
    color: var(--portfolio-gray);
    margin: 0;
    line-height: 1.5;
}

/* ===========================
   TECH STACK
   =========================== */

.portfolio-tech-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.portfolio-tech-tag {
    padding: 12px 20px;
    background: var(--portfolio-white);
    border: 2px solid var(--portfolio-border);
    border-radius: 8px;
    font-size: 0.9375rem;
    color: var(--portfolio-dark);
    font-weight: 500;
    transition: all 0.3s ease;
}

.portfolio-tech-tag:hover {
    border-color: var(--portfolio-primary);
    color: var(--portfolio-primary);
    transform: translateY(-2px);
}

/* ===========================
   LIGHTBOX MODAL
   =========================== */

.portfolio-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.portfolio-lightbox.active {
    opacity: 1;
    visibility: visible;
}

.portfolio-lightbox-content {
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
}

.portfolio-lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
}

.portfolio-lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid var(--portfolio-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10001;
    backdrop-filter: blur(10px);
}

.portfolio-lightbox-close i {
    font-size: 24px;
    color: var(--portfolio-white);
}

.portfolio-lightbox-close:hover {
    background: var(--portfolio-primary);
    border-color: var(--portfolio-primary);
    transform: scale(1.1) rotate(90deg);
}

.portfolio-lightbox-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    pointer-events: none;
    z-index: 10001;
}

.portfolio-lightbox-nav-btn {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid var(--portfolio-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: auto;
    backdrop-filter: blur(10px);
}

.portfolio-lightbox-nav-btn i {
    font-size: 24px;
    color: var(--portfolio-white);
}

.portfolio-lightbox-nav-btn:hover {
    background: var(--portfolio-primary);
    border-color: var(--portfolio-primary);
    transform: scale(1.1);
}

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

@media (max-width: 991px) {
    .portfolio-hero-title {
        font-size: 2.5rem;
    }

    .portfolio-hero-tagline {
        font-size: 1.25rem;
    }

    .portfolio-section-title {
        font-size: 2rem;
    }

    .portfolio-wide-container,
    .portfolio-standard-container,
    .portfolio-hero-container {
        padding: 0 30px;
    }

    .portfolio-metric-value {
        font-size: 2.5rem;
    }

    .portfolio-testimonial-text {
        font-size: 1.5rem;
    }

    .portfolio-cta-title {
        font-size: 2rem;
    }
}

@media (max-width: 767px) {
    .portfolio-hero-section {
        padding: 100px 0 50px;
    }

    .portfolio-hero-title {
        font-size: 2rem;
    }

    .portfolio-hero-tagline {
        font-size: 1.125rem;
    }

    .portfolio-content-section {
        padding: 60px 0;
    }

    .portfolio-section-title {
        font-size: 1.75rem;
    }

    .portfolio-content-body {
        font-size: 1rem;
    }

    .portfolio-wide-container,
    .portfolio-standard-container,
    .portfolio-hero-container {
        padding: 0 20px;
    }

    .portfolio-gallery-thumbnails {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 10px;
    }

    .portfolio-metrics-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-team-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 30px;
    }

    .portfolio-related-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-cta-buttons {
        flex-direction: column;
    }

    .portfolio-cta-btn {
        width: 100%;
        justify-content: center;
    }

    .portfolio-metric-value {
        font-size: 2rem;
    }

    .portfolio-testimonial-text {
        font-size: 1.25rem;
    }
}