/* ============================================
   PROJECT DETAILS PAGE - MODERN DESIGN
   Matching Certificate Page Style
   ============================================ */

:root {
    --pd-primary: #3b82f6;
    --pd-primary-dark: #2563eb;
    --pd-primary-light: #8b5cf6;
    --pd-secondary: #1e293b;
    --pd-accent: #f59e0b;
    --pd-success: #10b981;
    --pd-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --pd-gradient-subtle: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    --pd-gradient-hero: linear-gradient(160deg, #0f172a 0%, #1e1b4b 40%, #3b82f6 100%);
    --pd-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --pd-shadow-md: 0 8px 24px rgba(59, 130, 246, 0.12);
    --pd-shadow-lg: 0 16px 48px rgba(59, 130, 246, 0.16);
    --pd-shadow-xl: 0 24px 64px rgba(59, 130, 246, 0.2);
    --pd-radius-lg: 16px;
    --pd-radius-xl: 24px;
    --pd-radius-2xl: 32px;
    --pd-radius-full: 9999px;
    --pd-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --pd-secondary: #f1f5f9;
    }
}

.project-details-page {
    overflow-x: hidden;
}

    .project-details-page * {
        box-sizing: border-box;
    }

/* ============================================
   HERO SECTION WITH LARGE IMAGE
   ============================================ */
.project-hero {
    background: var(--pd-gradient-hero);
    padding: 4rem 0 5rem;
    position: relative;
    overflow: hidden;
}

.project-hero__bg {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 30% 50%, rgba(59, 130, 246, 0.3) 0%, transparent 50%);
    pointer-events: none;
}

.project-hero__content {
    position: relative;
    z-index: 2;
}

/* Back Button */
.project-back {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    margin-bottom: 2rem;
    transition: var(--pd-transition);
}

    .project-back:hover {
        color: white;
        gap: 0.75rem;
    }

/* Large Image Wrapper */
.project-hero__image-wrapper {
    margin: 0 auto 2.5rem;
    max-width: 900px;
    cursor: pointer;
}

.project-hero__image-container {
    position: relative;
    border-radius: var(--pd-radius-2xl);
    overflow: hidden;
    box-shadow: var(--pd-shadow-xl);
    background: rgba(0, 0, 0, 0.1);
}

.project-hero__image {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.project-hero__image-container:hover .project-hero__image {
    transform: scale(1.02);
}

/* Image Overlay with Zoom Hint */
.project-image-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--pd-transition);
}

.project-hero__image-container:hover .project-image-overlay {
    background: rgba(0, 0, 0, 0.5);
}

.project-zoom-icon {
    background: rgba(255, 255, 255, 0.9);
    padding: 0.75rem 1.5rem;
    border-radius: var(--pd-radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--pd-primary);
    transform: scale(0.8);
    opacity: 0;
    transition: var(--pd-transition);
}

.project-hero__image-container:hover .project-zoom-icon {
    transform: scale(1);
    opacity: 1;
}

.project-zoom-icon i {
    font-size: 1rem;
}

.project-zoom-icon span {
    font-size: 0.875rem;
}

/* Hero Info */
.project-hero__info {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.project-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: white;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.project-meta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.project-meta__item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

    .project-meta__item i {
        font-size: 0.875rem;
    }

/* ============================================
   DETAILS SECTION - TWO COLUMN LAYOUT
   ============================================ */
.project-details {
    padding: 5rem 0;
    background: #f8fafc;
}

@media (prefers-color-scheme: dark) {
    .project-details {
        background: #0f172a;
    }
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    margin-top:4rem;
}

.project-details__grid {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 2.5rem;
}

/* ============================================
   MAIN CONTENT (LEFT COLUMN)
   ============================================ */
.project-details__main {
    min-width: 0;
}

/* Section Titles */
.project-section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--pd-secondary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #e2e8f0;
}

    .project-section-title i {
        color: var(--pd-primary);
        font-size: 1.25rem;
    }

/* Description Box */
.project-description {
    background: white;
    border-radius: var(--pd-radius-xl);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--pd-shadow-md);
    border: 1px solid #e2e8f0;
}

@media (prefers-color-scheme: dark) {
    .project-description {
        background: #1e293b;
        border-color: #334155;
    }
}

.project-description__text {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: #475569;
    margin: 0;
}

@media (prefers-color-scheme: dark) {
    .project-description__text {
        color: #cbd5e1;
    }
}

/* Article Content */
.project-article {
    background: white;
    border-radius: var(--pd-radius-xl);
    padding: 2rem;
    box-shadow: var(--pd-shadow-md);
    border: 1px solid #e2e8f0;
}

@media (prefers-color-scheme: dark) {
    .project-article {
        background: #1e293b;
        border-color: #334155;
    }
}

.project-article__content {
    font-size: 1rem;
    line-height: 1.8;
    color: #334155;
}

@media (prefers-color-scheme: dark) {
    .project-article__content {
        color: #cbd5e1;
    }
}

/* Article Typography */
.project-article__content h1,
.project-article__content h2,
.project-article__content h3 {
    color: var(--pd-secondary);
    margin-top: 1.5em;
    margin-bottom: 0.75em;
}

.project-article__content h2 {
    font-size: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e2e8f0;
}

.project-article__content p {
    margin-bottom: 1.25rem;
}

.project-article__content ul,
.project-article__content ol {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

[dir="rtl"] .project-article__content ul,
[dir="rtl"] .project-article__content ol {
    padding-left: 0;
    padding-right: 1.5rem;
}

.project-article__content li {
    margin: 0.5rem 0;
}

.project-article__content blockquote {
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    border-left: 4px solid var(--pd-primary);
    background: #f1f5f9;
    border-radius: var(--pd-radius-lg);
    font-style: italic;
}

@media (prefers-color-scheme: dark) {
    .project-article__content blockquote {
        background: #0f172a;
    }
}

[dir="rtl"] .project-article__content blockquote {
    border-left: none;
    border-right: 4px solid var(--pd-primary);
}

.project-article__content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--pd-radius-lg);
    margin: 1.5rem 0;
}

.project-article__content code {
    background: #f1f5f9;
    padding: 0.2rem 0.4rem;
    border-radius: 6px;
    font-family: monospace;
    font-size: 0.875em;
}

.project-article__content pre {
    background: #1e293b;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: var(--pd-radius-lg);
    overflow-x: auto;
    margin: 1.5rem 0;
}

    .project-article__content pre code {
        background: none;
        padding: 0;
        color: inherit;
    }

/* ============================================
   SIDEBAR (RIGHT COLUMN)
   ============================================ */
.project-details__sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.project-info-card {
    background: white;
    border-radius: var(--pd-radius-xl);
    padding: 1.5rem;
    box-shadow: var(--pd-shadow-md);
    border: 1px solid #e2e8f0;
}

@media (prefers-color-scheme: dark) {
    .project-info-card {
        background: #1e293b;
        border-color: #334155;
    }
}

.project-info-card__title {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--pd-secondary);
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #e2e8f0;
}

    .project-info-card__title i {
        color: var(--pd-primary);
        font-size: 1rem;
    }

@media (prefers-color-scheme: dark) {
    .project-info-card__title {
        border-bottom-color: #334155;
    }
}

/* Technologies Tags */
.project-tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
}

.project-tech-tag {
    background: var(--pd-gradient-subtle);
    padding: 0.5rem 1rem;
    border-radius: var(--pd-radius-full);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--pd-primary);
    border: 1px solid rgba(59, 130, 246, 0.2);
    transition: var(--pd-transition);
}

    .project-tech-tag:hover {
        background: var(--pd-primary);
        color: white;
        border-color: var(--pd-primary);
    }

/* Links */
.project-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.project-link-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    background: var(--pd-gradient);
    padding: 0.875rem 1.25rem;
    border-radius: var(--pd-radius-lg);
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--pd-transition);
}

    .project-link-btn:hover {
        transform: translateY(-2px);
        box-shadow: var(--pd-shadow-lg);
    }

/* Share Buttons */
.project-share {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
}

.project-share__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.125rem;
    transition: var(--pd-transition);
    text-decoration: none;
}

.project-share__btn--fb {
    background: #1877f2;
    color: white;
}

.project-share__btn--twitter {
    background: #1da1f2;
    color: white;
}

.project-share__btn--linkedin {
    background: #0a66c2;
    color: white;
}

.project-share__btn--whatsapp {
    background: #25d366;
    color: white;
}

.project-share__btn:hover {
    transform: translateY(-3px) scale(1.05);
}

/* ============================================
   LIGHTBOX MODAL
   ============================================ */
.project-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--pd-transition);
    cursor: zoom-out;
    padding: 2rem;
}

    .project-lightbox.is-open {
        opacity: 1;
        visibility: visible;
    }

    .project-lightbox img {
        max-width: 95%;
        max-height: 90vh;
        object-fit: contain;
        border-radius: var(--pd-radius-lg);
        box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
    }

.project-lightbox__close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--pd-transition);
}

[dir="rtl"] .project-lightbox__close {
    right: auto;
    left: 2rem;
}

.project-lightbox__close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 968px) {
    .project-details__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .project-details__sidebar {
        order: -1;
    }

    .project-info-card {
        position: sticky;
        top: 1rem;
    }
}

@media (max-width: 768px) {
    .project-hero {
        padding: 2rem 0 3rem;
    }

    .project-hero__image {
        max-height: 300px;
    }

    .project-description,
    .project-article {
        padding: 1.5rem;
    }

    .project-info-card {
        padding: 1.25rem;
    }

    .project-title {
        font-size: 1.75rem;
    }

    .project-zoom-icon {
        padding: 0.5rem 1rem;
    }

        .project-zoom-icon span {
            font-size: 0.75rem;
        }
}

@media (max-width: 480px) {
    .project-hero__image {
        max-height: 200px;
    }

    .project-section-title {
        font-size: 1.125rem;
    }

    .project-description__text {
        font-size: 0.9375rem;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.project-hero,
.project-description,
.project-article,
.project-info-card {
    animation: fadeInUp 0.5s ease-out forwards;
}

.project-description {
    animation-delay: 0.1s;
    opacity: 0;
}

.project-article {
    animation-delay: 0.2s;
    opacity: 0;
}

.project-info-card:nth-child(1) {
    animation-delay: 0.1s;
    opacity: 0;
}

.project-info-card:nth-child(2) {
    animation-delay: 0.2s;
    opacity: 0;
}

.project-info-card:nth-child(3) {
    animation-delay: 0.3s;
    opacity: 0;
}