/* ==========================================================================
   Teach Cloud — Modern Web Resume & Engineering Portfolio Design System
   Version: 6.0 (Web Profile Layout, Timeline, Skills Grid & Responsive Matrix)
   ========================================================================== */

/* ─── Root Design Tokens & Theme Palettes ─────────────────────────────────── */
:root {
    --res-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --res-font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    
    /* Dynamic Theme Color Tokens (Dark Mode Default) */
    --res-bg-base: #0d1117;
    --res-bg-card: rgba(22, 27, 34, 0.85);
    --res-bg-card-hover: rgba(30, 36, 46, 0.95);
    --res-bg-surface: #161b22;
    --res-bg-surface-elevated: #21262d;
    --res-bg-subtle: rgba(110, 118, 129, 0.1);
    
    --res-border: rgba(48, 54, 61, 0.8);
    --res-border-glow: rgba(0, 212, 255, 0.25);
    --res-border-subtle: rgba(48, 54, 61, 0.4);
    
    --res-text-primary: #f0f6fc;
    --res-text-secondary: #8b949e;
    --res-text-muted: #6e7681;
    --res-text-highlight: #58a6ff;
    
    --res-accent-cyan: #00d4ff;
    --res-accent-blue: #388bfd;
    --res-accent-violet: #a855f7;
    --res-accent-green: #3fb950;
    --res-accent-amber: #d29922;
    
    --res-gradient-primary: linear-gradient(135deg, #00d4ff 0%, #388bfd 50%, #a855f7 100%);
    --res-gradient-card-head: linear-gradient(90deg, rgba(0, 212, 255, 0.1) 0%, rgba(168, 85, 247, 0.05) 100%);
    --res-gradient-pill: linear-gradient(135deg, rgba(0, 212, 255, 0.12), rgba(56, 139, 253, 0.08));
    
    --res-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
    --res-shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
    --res-shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.45);
    --res-shadow-glow: 0 0 25px rgba(0, 212, 255, 0.12);
    
    --res-radius-sm: 6px;
    --res-radius-md: 12px;
    --res-radius-lg: 18px;
    --res-radius-full: 9999px;
    
    --res-transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
    --res-transition-normal: 0.26s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
    --res-bg-base: #f6f8fa;
    --res-bg-card: rgba(255, 255, 255, 0.95);
    --res-bg-card-hover: #ffffff;
    --res-bg-surface: #ffffff;
    --res-bg-surface-elevated: #f0f2f5;
    --res-bg-subtle: rgba(31, 35, 40, 0.04);
    
    --res-border: #d0d7de;
    --res-border-glow: rgba(9, 105, 218, 0.2);
    --res-border-subtle: #eaeef2;
    
    --res-text-primary: #1f2328;
    --res-text-secondary: #57606a;
    --res-text-muted: #6e7781;
    --res-text-highlight: #0969da;
    
    --res-accent-cyan: #0969da;
    --res-accent-blue: #0550ae;
    --res-accent-violet: #8250df;
    --res-accent-green: #1a7f37;
    --res-accent-amber: #9a6700;
    
    --res-gradient-primary: linear-gradient(135deg, #0969da 0%, #8250df 100%);
    --res-gradient-card-head: linear-gradient(90deg, rgba(9, 105, 218, 0.05) 0%, rgba(130, 80, 223, 0.03) 100%);
    --res-gradient-pill: linear-gradient(135deg, rgba(9, 105, 218, 0.08), rgba(130, 80, 223, 0.05));
    
    --res-shadow-sm: 0 1px 3px rgba(31, 35, 40, 0.08);
    --res-shadow-md: 0 4px 16px rgba(31, 35, 40, 0.1);
    --res-shadow-lg: 0 12px 32px rgba(31, 35, 40, 0.12);
    --res-shadow-glow: 0 0 20px rgba(9, 105, 218, 0.08);
}

/* ─── Main Wrapper & Layout ────────────────────────────────────────────────── */
.resume-wrapper {
    max-width: 1240px;
    margin: 0 auto;
    padding: 1.5rem 1rem 4rem;
    font-family: var(--res-font-sans);
    color: var(--res-text-primary);
    line-height: 1.6;
}

/* ─── Topbar Navigation & Breadcrumb ──────────────────────────────────────── */
.resume-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.resume-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.88rem;
    color: var(--res-text-secondary);
}

.resume-breadcrumb a {
    color: var(--res-text-secondary);
    text-decoration: none;
    transition: color var(--res-transition-fast);
}

.resume-breadcrumb a:hover {
    color: var(--res-text-highlight);
}

.resume-breadcrumb .sep {
    color: var(--res-text-muted);
}

.resume-breadcrumb .current {
    color: var(--res-text-primary);
    font-weight: 600;
}

.resume-top-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.btn-resume-back,
.btn-resume-edit {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.85rem;
    font-size: 0.84rem;
    font-weight: 500;
    border-radius: var(--res-radius-sm);
    text-decoration: none;
    transition: all var(--res-transition-fast);
}

.btn-resume-back {
    background: var(--res-bg-surface);
    color: var(--res-text-secondary);
    border: 1px solid var(--res-border);
}

.btn-resume-back:hover {
    background: var(--res-bg-surface-elevated);
    color: var(--res-text-primary);
    border-color: var(--res-text-muted);
}

.btn-resume-edit {
    background: rgba(168, 85, 247, 0.12);
    color: var(--res-accent-violet);
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.btn-resume-edit:hover {
    background: rgba(168, 85, 247, 0.22);
    border-color: var(--res-accent-violet);
}

/* ─── Hero Profile Showcase Card ───────────────────────────────────────────── */
.resume-hero-card {
    background: var(--res-bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--res-border);
    border-radius: var(--res-radius-lg);
    box-shadow: var(--res-shadow-md), var(--res-shadow-glow);
    margin-bottom: 2rem;
    overflow: hidden;
    position: relative;
}

.resume-hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--res-gradient-primary);
}

.resume-hero-inner {
    padding: 2.2rem 2.2rem 1.8rem;
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.resume-avatar-box {
    position: relative;
    flex-shrink: 0;
}

.resume-avatar-img,
.resume-avatar-fallback {
    width: 104px;
    height: 104px;
    border-radius: var(--res-radius-md);
    object-fit: cover;
    background: var(--res-bg-surface-elevated);
    border: 2px solid var(--res-border);
    box-shadow: var(--res-shadow-sm);
}

.resume-avatar-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--res-accent-cyan);
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(168, 85, 247, 0.15));
}

.resume-badge-status {
    position: absolute;
    bottom: -6px;
    right: -6px;
    width: 26px;
    height: 26px;
    background: var(--res-accent-green);
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 800;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--res-bg-surface);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.resume-hero-details {
    flex: 1;
    min-width: 0;
}

.resume-hero-meta {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-wrap: wrap;
    margin-bottom: 0.6rem;
}

.resume-role-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.28rem 0.75rem;
    background: rgba(0, 212, 255, 0.1);
    color: var(--res-accent-cyan);
    border: 1px solid rgba(0, 212, 255, 0.25);
    border-radius: var(--res-radius-full);
}

.pulse-dot {
    width: 7px;
    height: 7px;
    background: var(--res-accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--res-accent-cyan);
    animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

.resume-file-tag,
.resume-location-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.78rem;
    font-family: var(--res-font-mono);
    color: var(--res-text-secondary);
    background: var(--res-bg-subtle);
    padding: 0.25rem 0.6rem;
    border-radius: var(--res-radius-sm);
    border: 1px solid var(--res-border-subtle);
}

.resume-name {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin: 0 0 0.6rem;
    color: var(--res-text-primary);
    background: var(--res-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.resume-bio-brief {
    font-size: 0.96rem;
    color: var(--res-text-secondary);
    margin: 0 0 1.2rem;
    line-height: 1.55;
    max-width: 820px;
}

/* Fast Facts Metrics Grid */
.resume-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.85rem;
    margin-bottom: 1.2rem;
}

.metric-item {
    background: var(--res-bg-surface);
    border: 1px solid var(--res-border-subtle);
    padding: 0.65rem 0.95rem;
    border-radius: var(--res-radius-md);
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.metric-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    color: var(--res-text-muted);
}

.metric-value {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--res-text-primary);
}

.metric-value.text-green { color: var(--res-accent-green); }
.metric-value.text-cyan { color: var(--res-accent-cyan); }
.metric-value.mono { font-family: var(--res-font-mono); font-size: 0.82rem; }

/* Contact & Social Bar */
.resume-social-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1.1rem;
}

.email-copy-group {
    display: inline-flex;
    align-items: center;
    background: var(--res-bg-surface);
    border: 1px solid var(--res-border);
    border-radius: var(--res-radius-full);
    overflow: hidden;
}

.resume-social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 0.85rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--res-text-secondary);
    background: var(--res-bg-surface);
    border: 1px solid var(--res-border);
    border-radius: var(--res-radius-full);
    text-decoration: none;
    transition: all var(--res-transition-fast);
}

.email-copy-group .resume-social-link {
    border: none;
    border-radius: 0;
    background: transparent;
}

.btn-copy-email {
    background: transparent;
    border: none;
    border-left: 1px solid var(--res-border);
    color: var(--res-text-muted);
    padding: 0.4rem 0.65rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--res-transition-fast);
}

.btn-copy-email:hover {
    color: var(--res-accent-cyan);
    background: var(--res-bg-surface-elevated);
}

.resume-social-link:hover {
    color: var(--res-text-primary);
    background: var(--res-bg-surface-elevated);
    border-color: var(--res-text-highlight);
    transform: translateY(-1px);
}

/* Tech Tags Pill Cloud */
.resume-hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.resume-tag {
    font-size: 0.76rem;
    font-weight: 500;
    padding: 0.22rem 0.65rem;
    background: var(--res-bg-subtle);
    color: var(--res-text-secondary);
    border: 1px solid var(--res-border-subtle);
    border-radius: var(--res-radius-full);
    transition: all var(--res-transition-fast);
}

.resume-tag:hover {
    color: var(--res-accent-cyan);
    border-color: var(--res-accent-cyan);
    background: rgba(0, 212, 255, 0.08);
}

/* ─── Interactive Action Bar (View Switcher & Export) ──────────────────────── */
.resume-action-bar {
    border-top: 1px solid var(--res-border-subtle);
    background: var(--res-bg-surface);
    padding: 0.85rem 2.2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.resume-view-switcher {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--res-bg-base);
    padding: 0.3rem;
    border-radius: var(--res-radius-md);
    border: 1px solid var(--res-border);
}

.view-switch-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.42rem 0.85rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--res-text-secondary);
    background: transparent;
    border: none;
    border-radius: var(--res-radius-sm);
    cursor: pointer;
    transition: all var(--res-transition-fast);
}

.view-switch-btn:hover {
    color: var(--res-text-primary);
}

.view-switch-btn.active {
    background: var(--res-bg-surface-elevated);
    color: var(--res-accent-cyan);
    box-shadow: var(--res-shadow-sm);
}

.resume-export-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.btn-export-download,
.btn-export-print {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.95rem;
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: var(--res-radius-sm);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--res-transition-fast);
}

.btn-export-download {
    background: rgba(0, 212, 255, 0.12);
    color: var(--res-accent-cyan);
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.btn-export-download:hover {
    background: rgba(0, 212, 255, 0.22);
    border-color: var(--res-accent-cyan);
    transform: translateY(-1px);
}

.btn-export-print {
    background: var(--res-bg-surface-elevated);
    color: var(--res-text-primary);
    border: 1px solid var(--res-border);
}

.btn-export-print:hover {
    background: var(--res-bg-card-hover);
    border-color: var(--res-text-muted);
}

/* ─── Web Layout: 2-Column Responsive Matrix ──────────────────────────────── */
.resume-web-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2rem;
    align-items: flex-start;
}

/* ─── Sticky Sidebar Navigator ────────────────────────────────────────────── */
.resume-web-sidebar {
    position: relative;
}

.sidebar-sticky-panel {
    position: sticky;
    top: 88px;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.sidebar-widget {
    background: var(--res-bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--res-border);
    border-radius: var(--res-radius-md);
    padding: 1.2rem;
    box-shadow: var(--res-shadow-sm);
}

.widget-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--res-text-muted);
    margin-bottom: 0.9rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--res-border-subtle);
}

.sidebar-toc {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.toc-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.86rem;
    font-weight: 500;
    color: var(--res-text-secondary);
    border-radius: var(--res-radius-sm);
    text-decoration: none;
    transition: all var(--res-transition-fast);
    border-left: 2px solid transparent;
}

.toc-icon {
    font-size: 0.95rem;
}

.toc-link:hover {
    color: var(--res-text-primary);
    background: var(--res-bg-subtle);
}

.toc-link.active {
    color: var(--res-accent-cyan);
    background: rgba(0, 212, 255, 0.08);
    border-left-color: var(--res-accent-cyan);
    font-weight: 600;
}

.widget-sub {
    font-size: 0.82rem;
    color: var(--res-text-secondary);
    margin: 0 0 0.9rem;
    line-height: 1.45;
}

.btn-sidebar-contact {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.6rem;
    background: var(--res-gradient-primary);
    color: #ffffff;
    font-size: 0.84rem;
    font-weight: 600;
    border-radius: var(--res-radius-sm);
    text-decoration: none;
    box-shadow: 0 2px 8px rgba(0, 212, 255, 0.25);
    transition: all var(--res-transition-fast);
}

.btn-sidebar-contact:hover {
    opacity: 0.92;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0, 212, 255, 0.35);
}

.meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    padding: 0.35rem 0;
}

.meta-row:not(:last-child) {
    border-bottom: 1px dashed var(--res-border-subtle);
}

.meta-k { color: var(--res-text-muted); }
.meta-v { color: var(--res-text-secondary); font-weight: 500; }
.meta-v.text-cyan { color: var(--res-accent-cyan); }
.meta-v.mono { font-family: var(--res-font-mono); font-size: 0.74rem; }

/* ─── Main Web Cards Stream ────────────────────────────────────────────────── */
.resume-web-main {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.resume-section-card {
    background: var(--res-bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--res-border);
    border-radius: var(--res-radius-lg);
    box-shadow: var(--res-shadow-sm);
    overflow: hidden;
    scroll-margin-top: 96px;
    transition: border-color var(--res-transition-fast);
}

.resume-section-card:hover {
    border-color: var(--res-border-glow);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.75rem;
    background: var(--res-gradient-card-head);
    border-bottom: 1px solid var(--res-border-subtle);
}

.card-title-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-icon-badge {
    font-size: 1.25rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0;
    color: var(--res-text-primary);
}

.card-chip-badge {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.22rem 0.55rem;
    border-radius: var(--res-radius-full);
    background: rgba(63, 185, 80, 0.12);
    color: var(--res-accent-green);
    border: 1px solid rgba(63, 185, 80, 0.25);
}

.card-content {
    padding: 1.75rem;
}

/* 1. Executive Summary Styling */
.executive-summary-box {
    font-size: 1.02rem;
    line-height: 1.75;
    color: var(--res-text-primary);
    background: var(--res-bg-surface);
    border-left: 3px solid var(--res-accent-cyan);
    padding: 1.25rem 1.5rem;
    border-radius: 0 var(--res-radius-md) var(--res-radius-md) 0;
}

.executive-summary-box p:last-child {
    margin-bottom: 0;
}

/* 2. Technical Competencies Grid Styling */
.skills-web-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}

.skill-category-card {
    background: var(--res-bg-surface);
    border: 1px solid var(--res-border-subtle);
    border-radius: var(--res-radius-md);
    padding: 1.2rem;
    transition: all var(--res-transition-fast);
}

.skill-category-card:hover {
    border-color: var(--res-border-glow);
    transform: translateY(-2px);
    box-shadow: var(--res-shadow-sm);
}

.skill-cat-head {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 0.85rem;
}

.skill-cat-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--res-accent-cyan);
    box-shadow: 0 0 6px var(--res-accent-cyan);
}

.skill-cat-title {
    font-size: 0.94rem;
    font-weight: 700;
    margin: 0;
    color: var(--res-text-primary);
}

.skill-pill-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.skill-pill {
    font-size: 0.78rem;
    font-weight: 500;
    padding: 0.25rem 0.65rem;
    background: var(--res-bg-surface-elevated);
    color: var(--res-text-primary);
    border: 1px solid var(--res-border);
    border-radius: var(--res-radius-sm);
    transition: all var(--res-transition-fast);
}

.skill-pill:hover {
    color: var(--res-accent-cyan);
    border-color: var(--res-accent-cyan);
    background: rgba(0, 212, 255, 0.08);
}

/* 3. Professional Experience Timeline */
.experience-timeline {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding-left: 0.5rem;
}

.timeline-item {
    position: relative;
    display: flex;
    gap: 1.25rem;
}

.timeline-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
    width: 24px;
}

.timeline-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--res-bg-base);
    border: 3px solid var(--res-accent-cyan);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
    margin-top: 6px;
    z-index: 2;
}

.timeline-connector {
    width: 2px;
    flex: 1;
    background: linear-gradient(to bottom, var(--res-accent-cyan), var(--res-border-subtle));
    margin-top: 4px;
}

.timeline-item:last-child .timeline-connector {
    display: none;
}

.timeline-card {
    flex: 1;
    background: var(--res-bg-surface);
    border: 1px solid var(--res-border-subtle);
    border-radius: var(--res-radius-md);
    padding: 1.35rem 1.5rem;
    transition: all var(--res-transition-fast);
}

.timeline-card:hover {
    border-color: var(--res-border);
    box-shadow: var(--res-shadow-sm);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 0.85rem;
    flex-wrap: wrap;
}

.timeline-role-box {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.timeline-role {
    font-size: 1.12rem;
    font-weight: 700;
    margin: 0;
    color: var(--res-text-primary);
}

.timeline-company {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--res-accent-cyan);
}

.timeline-date-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.25rem 0.7rem;
    background: rgba(168, 85, 247, 0.12);
    color: var(--res-accent-violet);
    border: 1px solid rgba(168, 85, 247, 0.25);
    border-radius: var(--res-radius-full);
}

.timeline-body {
    font-size: 0.92rem;
    color: var(--res-text-secondary);
    line-height: 1.65;
}

.timeline-body ul {
    margin: 0;
    padding-left: 1.2rem;
}

.timeline-body li {
    margin-bottom: 0.45rem;
}

.timeline-body li:last-child {
    margin-bottom: 0;
}

/* 4. Key Projects & Architecture Highlights */
.projects-web-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.25rem;
}

.project-showcase-card {
    background: var(--res-bg-surface);
    border: 1px solid var(--res-border-subtle);
    border-radius: var(--res-radius-md);
    padding: 1.35rem;
    transition: all var(--res-transition-fast);
}

.project-showcase-card:hover {
    border-color: var(--res-border-glow);
    transform: translateY(-2px);
    box-shadow: var(--res-shadow-sm);
}

.proj-head {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 0.75rem;
}

.proj-spark {
    font-size: 1.1rem;
    color: var(--res-accent-amber);
}

.proj-title {
    font-size: 1.02rem;
    font-weight: 700;
    margin: 0;
    color: var(--res-text-primary);
}

.proj-body {
    font-size: 0.88rem;
    color: var(--res-text-secondary);
    line-height: 1.6;
}

.proj-body ul {
    margin: 0;
    padding-left: 1.1rem;
}

/* 5. Education & Certifications */
.education-web-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.1rem;
}

.edu-credential-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--res-bg-surface);
    border: 1px solid var(--res-border-subtle);
    border-radius: var(--res-radius-md);
    padding: 1.15rem 1.35rem;
    transition: all var(--res-transition-fast);
}

.edu-credential-card:hover {
    border-color: var(--res-border-glow);
    transform: translateY(-2px);
}

.edu-icon-emblem {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.edu-details {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.edu-name {
    font-size: 0.92rem;
    font-weight: 700;
    margin: 0;
    color: var(--res-text-primary);
}

.edu-tag {
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--res-accent-green);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ─── Classic Document View Styling ────────────────────────────────────────── */
.resume-doc-view .resume-body-card {
    background: var(--res-bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--res-border);
    border-radius: var(--res-radius-lg);
    box-shadow: var(--res-shadow-md);
    padding: 3rem;
    max-width: 900px;
    margin: 0 auto;
}

.markdown-body.resume-markdown {
    font-size: 0.98rem;
    line-height: 1.7;
    color: var(--res-text-primary);
}

.markdown-body.resume-markdown h1 {
    display: none; /* Handled in hero banner */
}

.markdown-body.resume-markdown h2 {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--res-text-primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--res-border-subtle);
}

.markdown-body.resume-markdown h3 {
    font-size: 1.08rem;
    font-weight: 600;
    color: var(--res-text-primary);
    margin-top: 1.4rem;
    margin-bottom: 0.4rem;
}

.markdown-body.resume-markdown ul {
    padding-left: 1.4rem;
    margin-bottom: 1.2rem;
}

.markdown-body.resume-markdown li {
    margin-bottom: 0.4rem;
}

.markdown-body.resume-markdown hr {
    border: none;
    border-top: 1px solid var(--res-border-subtle);
    margin: 2rem 0;
}

/* ─── Raw Markdown Code Block View ────────────────────────────────────────── */
.resume-raw-view {
    background: var(--res-bg-card);
    border: 1px solid var(--res-border);
    border-radius: var(--res-radius-lg);
    box-shadow: var(--res-shadow-md);
    overflow: hidden;
}

.raw-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.5rem;
    background: var(--res-bg-surface);
    border-bottom: 1px solid var(--res-border);
}

.raw-title {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: var(--res-font-mono);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--res-accent-cyan);
}

.btn-copy-raw {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--res-bg-surface-elevated);
    color: var(--res-text-primary);
    border: 1px solid var(--res-border);
    border-radius: var(--res-radius-sm);
    cursor: pointer;
    transition: all var(--res-transition-fast);
}

.btn-copy-raw:hover {
    border-color: var(--res-accent-cyan);
    color: var(--res-accent-cyan);
}

.raw-code-block {
    margin: 0;
    padding: 1.5rem;
    background: var(--res-bg-base);
    font-family: var(--res-font-mono);
    font-size: 0.88rem;
    line-height: 1.6;
    color: var(--res-text-primary);
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

/* ─── Floating Toast Notification ─────────────────────────────────────────── */
.resume-toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    padding: 0.75rem 1.25rem;
    font-size: 0.88rem;
    font-weight: 600;
    border-radius: var(--res-radius-md);
    background: var(--res-bg-card);
    color: var(--res-text-primary);
    border: 1px solid var(--res-border);
    box-shadow: var(--res-shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    transform: translateY(12px);
    transition: all var(--res-transition-normal);
}

.resume-toast.toast-show {
    opacity: 1;
    transform: translateY(0);
}

.resume-toast.toast-success {
    border-color: var(--res-accent-green);
    color: var(--res-accent-green);
}

/* ─── Responsive Media Queries ────────────────────────────────────────────── */
@media (max-width: 992px) {
    .resume-web-layout {
        grid-template-columns: 1fr;
    }
    
    .sidebar-sticky-panel {
        position: static;
    }
    
    .resume-hero-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .resume-hero-meta,
    .resume-social-bar,
    .resume-hero-tags {
        justify-content: center;
    }
    
    .resume-action-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .resume-view-switcher {
        justify-content: center;
    }
    
    .resume-export-actions {
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .resume-wrapper {
        padding: 1rem 0.5rem 3rem;
    }
    
    .resume-hero-inner {
        padding: 1.5rem 1.2rem;
    }
    
    .resume-name {
        font-size: 1.75rem;
    }
    
    .card-content {
        padding: 1.2rem;
    }
    
    .resume-doc-view .resume-body-card {
        padding: 1.5rem;
    }
    
    .timeline-item {
        gap: 0.75rem;
    }
    
    .timeline-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ─── Print Stylesheet ────────────────────────────────────────────────────── */
@media print {
    body {
        background: #ffffff !important;
        color: #000000 !important;
    }
    
    .resume-topbar,
    .resume-action-bar,
    .resume-web-sidebar,
    .resume-raw-view,
    .navbar,
    .footer,
    .dynamic-ambient-bg,
    .resume-toast {
        display: none !important;
    }
    
    .resume-wrapper {
        max-width: 100% !important;
        padding: 0 !important;
    }
    
    .resume-hero-card {
        border: none !important;
        box-shadow: none !important;
        background: transparent !important;
        padding: 0 !important;
        margin-bottom: 1rem !important;
    }
    
    .resume-name {
        color: #000000 !important;
        -webkit-text-fill-color: #000000 !important;
    }
    
    .resume-web-layout {
        display: block !important;
    }
    
    .resume-section-card {
        border: none !important;
        box-shadow: none !important;
        background: transparent !important;
        margin-bottom: 1.5rem !important;
        page-break-inside: avoid;
    }
    
    .card-header {
        background: transparent !important;
        border-bottom: 2px solid #000000 !important;
        padding: 0.5rem 0 !important;
    }
    
    .card-title {
        color: #000000 !important;
    }
    
    .card-chip-badge {
        display: none !important;
    }
    
    .card-content {
        padding: 0.75rem 0 !important;
    }
    
    .skill-category-card,
    .project-showcase-card,
    .edu-credential-card,
    .timeline-card {
        border: 1px solid #cccccc !important;
        background: transparent !important;
        box-shadow: none !important;
    }
    
    .skill-pill {
        border: 1px solid #cccccc !important;
        background: transparent !important;
        color: #000000 !important;
    }
}