/*
 * Journey Page Styles
 * Styles specific to the /journey page
 */

/* ============================================
   LAYOUT
   ============================================ */
.journey-layout {
    display: flex;
    min-height: 100vh;
}

/* ============================================
   JOURNEY SIDEBAR
   ============================================ */
.journey-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    z-index: 100;
}

/* Back to home link */
.journey-back-link {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: var(--space-xl);
    transition: color var(--transition-fast);
}

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

.journey-sidebar-header {
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--border);
}

.journey-sidebar-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

/* Resume Button - Clean Design */
.resume-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.resume-btn:hover {
    border-color: var(--accent);
    background: var(--bg-tertiary);
}

.resume-btn-text {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
}

.resume-btn-icon {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent);
    transition: transform var(--transition-fast);
}

.resume-btn:hover .resume-btn-icon {
    transform: translateY(2px);
}

.journey-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.journey-sidebar-link {
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    position: relative;
}

.journey-sidebar-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.journey-sidebar-link.active {
    color: var(--accent);
    background: var(--accent-dim);
}

.journey-sidebar-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--accent);
    border-radius: 0 2px 2px 0;
}

/* ============================================
   MOBILE TABS
   ============================================ */
.mobile-tabs {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: var(--space-sm) var(--space-md);
    overflow-x: auto;
    white-space: nowrap;
    z-index: 100;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.mobile-tabs::-webkit-scrollbar {
    display: none;
}

.mobile-tab {
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-tab:hover {
    color: var(--text-primary);
}

.mobile-tab.active {
    color: var(--accent);
    background: var(--accent-dim);
}

.mobile-tab-home {
    color: var(--text-muted);
    border-right: 1px solid var(--border);
    margin-right: var(--space-sm);
    padding-right: var(--space-lg);
}

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

/* ============================================
   MAIN CONTENT
   ============================================ */
.journey-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: var(--space-3xl) var(--space-2xl);
    max-width: calc(100% - var(--sidebar-width));
}

.journey-section {
    max-width: 800px;
    margin-bottom: var(--space-4xl);
    scroll-margin-top: var(--space-xl);
}

.journey-section:last-child {
    margin-bottom: var(--space-2xl);
}

.journey-section-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border);
    position: relative;
}

.journey-section-title::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 40px;
    height: 1px;
    background: var(--accent);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-content p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
    color: var(--text-secondary);
}

.about-content p:last-child {
    margin-bottom: 0;
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.skill-category {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
}

.skill-category-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.skill-tag {
    padding: var(--space-xs) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.skill-tag:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.project-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
    text-decoration: none;
    color: inherit;
    display: block;
}

.project-item:hover {
    border-color: var(--border-light);
}

.project-item-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.project-item-logo {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    object-fit: contain;
}

.project-item-name {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
}

.project-item-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.project-item-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* ============================================
   RESEARCH SECTION
   ============================================ */
.research-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.research-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.research-item:hover {
    border-color: var(--accent);
}

.research-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.research-item-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
}

.research-item-year {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.research-item-meta {
    font-size: 0.9rem;
    color: var(--accent);
    margin-bottom: var(--space-md);
}

.research-item-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.research-item-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--accent);
    font-weight: 500;
    font-size: 0.9rem;
}

.research-item-link:hover {
    text-decoration: underline;
}

/* ============================================
   CERTIFICATIONS SECTION
   ============================================ */
.certs-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.cert-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-fast);
}

.cert-item:hover {
    border-color: var(--border-light);
}

.cert-item-info {
    flex: 1;
}

.cert-item-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.cert-item-issuer {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.cert-item-arrow {
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.cert-item:hover .cert-item-arrow {
    color: var(--text-secondary);
}

/* ============================================
   GITHUB SECTION
   ============================================ */
.github-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.github-chart {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    overflow-x: auto;
}

.github-chart img {
    width: 100%;
    min-width: 700px;
    display: block;
}

.github-profile-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--accent);
    font-weight: 500;
}

.github-profile-link:hover {
    text-decoration: underline;
}

/* ============================================
   JOURNEY FOOTER
   ============================================ */
.journey-footer {
    margin-left: var(--sidebar-width);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .journey-sidebar {
        width: 200px;
    }

    .journey-content {
        margin-left: 200px;
        max-width: calc(100% - 200px);
    }

    .journey-footer {
        margin-left: 200px;
    }
}

@media (max-width: 768px) {
    .journey-sidebar {
        display: none;
    }

    .mobile-tabs {
        display: flex;
        gap: var(--space-xs);
    }

    .journey-content {
        margin-left: 0;
        max-width: 100%;
        padding: var(--space-xl) var(--space-lg);
        padding-top: calc(var(--space-xl) + 50px);
    }

    .journey-section {
        scroll-margin-top: calc(50px + var(--space-lg));
    }

    .journey-footer {
        margin-left: 0;
    }

    .skills-container {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .journey-content {
        padding: var(--space-lg) var(--space-md);
        padding-top: calc(var(--space-lg) + 60px);
    }

    .journey-section-title {
        font-size: 1.5rem;
    }

    .research-item-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .cert-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .cert-item-arrow {
        display: none;
    }
}