/* ===================================
   Pipeline Portfolio - Modern Dark Theme
   Enhanced with Accessibility & Performance Fixes
   =================================== */

/* CSS Variables */
:root {
    /* Standardized Professional Color Palette */
    --primary-color: #00C9A7;        /* Teal - Primary brand */
    --secondary-color: #0052CC;      /* Blue - Secondary */
    --accent-color: #FF6B35;         /* Orange - Accent */
    --bg-dark: #0F1419;              /* Dark background */
    --bg-darker: #0A0E13;            /* Darker background */
    --bg-card: #1A1F26;              /* Card background */
    --text-primary: #E8EAED;         /* Primary text */
    --text-secondary: #9AA0A6;       /* Secondary text */
    --text-muted: #5F6368;           /* Muted text */
    --success: #00C9A7;              /* Success state */
    --warning: #FFA500;              /* Warning state */
    --error: #FF5252;                /* Error state */

    /* Pipeline Stage Colors - Consistent Theme */
    --input-color: #00C9A7;          /* Teal - Data Input */
    --process-color: #0052CC;        /* Blue - Processing */
    --enrich-color: #7B61FF;         /* Purple - Enrichment */
    --output-color: #FF6B35;         /* Orange - Output */
    --monitor-color: #00E5FF;        /* Cyan - Monitoring */

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00C9A7 0%, #0052CC 100%);
    --gradient-accent: linear-gradient(135deg, #FF6B35 0%, #7B61FF 100%);
    --gradient-dark: linear-gradient(180deg, #0F1419 0%, #0A0E13 100%);

    /* Spacing - IMPROVED SYSTEM */
    --space-xs: 0.25rem;   /* 4px */
    --space-sm: 0.5rem;    /* 8px */
    --space-md: 1rem;      /* 16px */
    --space-lg: 2rem;      /* 32px */
    --space-xl: 4rem;      /* 64px */
    --space-2xl: 8rem;     /* 128px */

    /* Legacy spacing for backwards compatibility */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Fira Code', 'Courier New', monospace;

    /* Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(0, 255, 136, 0.3);
    --shadow-glow-input: 0 0 20px rgba(0, 255, 136, 0.3);
    --shadow-glow-process: 0 0 20px rgba(0, 212, 255, 0.3);
    --shadow-glow-enrich: 0 0 20px rgba(251, 191, 36, 0.3);
    --shadow-glow-output: 0 0 20px rgba(255, 0, 128, 0.3);
    --shadow-glow-monitor: 0 0 20px rgba(168, 85, 247, 0.3);

    /* Animation Timing - CONSISTENT SYSTEM */
    --anim-instant: 0.15s;
    --anim-fast: 0.3s;
    --anim-base: 0.6s;
    --anim-slow: 0.8s;
    --anim-deliberate: 1.2s;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Layout - Magic numbers explained */
    --nav-height: 70px;  /* Navigation bar height */
    --timeline-offset: 37px;  /* Calculated: (--spacing-lg / 2) + marker width */
}

/* ===================================
   CRITICAL: Accessibility - Reduced Motion
   =================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    /* Disable specific animations */
    .packet,
    .grid-background,
    .data-packets,
    .glitch-text,
    .type-writer,
    .node-pulse,
    .status-indicator,
    .pulse-dot {
        animation: none !important;
    }

    /* Keep minimal transitions for usability */
    a, button, .nav-link {
        transition: color 0.1s ease, background-color 0.1s ease !important;
    }
}

/* ===================================
   Reset & Base Styles
   =================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans), sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===================================
   Loading Screen
   =================================== */

#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-darker);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.loading-content {
    text-align: center;
    max-width: 500px;
    width: 90%;
}

.loading-text {
    font-family: var(--font-mono);
    color: var(--primary-color);
    font-size: 1.5rem;
    display: block;
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s ease-in-out infinite;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-card);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    width: 0;
    animation: loadProgress 3s ease-out forwards;
}

@keyframes loadProgress {
    to { width: 100%; }
}

.loading-logs {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: left;
}

.loading-logs p {
    opacity: 0;
    animation: fadeInText 0.5s ease forwards;
    margin: 0.5rem 0;
}

.loading-logs p:nth-child(1) { animation-delay: 0.3s; }
.loading-logs p:nth-child(2) { animation-delay: 0.8s; }
.loading-logs p:nth-child(3) { animation-delay: 1.3s; }
.loading-logs p:nth-child(4) { animation-delay: 2s; }

@keyframes fadeInText {
    to { opacity: 1; }
}

.hidden {
    display: none !important;
}

/* ===================================
   Navigation
   =================================== */

.control-panel {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 255, 136, 0.1);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    transition: var(--transition-base);
}

.control-panel.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-brand {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.terminal-prompt {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.system-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ===================================
   Mobile Hamburger Menu Button
   =================================== */

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.5rem;
    cursor: pointer;
    border-radius: 6px;
    width: 44px;
    height: 44px;
    position: relative;
    transition: var(--transition-base);
    z-index: 1001;
}

.mobile-menu-toggle:hover {
    background: rgba(0, 255, 136, 0.1);
    transform: scale(1.05);
}

.mobile-menu-toggle.active {
    background: var(--primary-color);
}

.hamburger-icon {
    display: block;
    position: relative;
    width: 24px;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-base);
}

.hamburger-icon::before,
.hamburger-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-base);
}

.hamburger-icon::before {
    top: -8px;
}

.hamburger-icon::after {
    top: 8px;
}

.mobile-menu-toggle.active .hamburger-icon {
    background: transparent;
}

.mobile-menu-toggle.active .hamburger-icon::before {
    top: 0;
    transform: rotate(45deg);
    background: var(--bg-dark);
}

.mobile-menu-toggle.active .hamburger-icon::after {
    top: 0;
    transform: rotate(-45deg);
    background: var(--bg-dark);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* ===================================
   Hero Section
   =================================== */

.hero-section {
    position: relative !important;
    opacity: 1 !important;
    visibility: visible !important;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 70px;
}

.grid-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 255, 136, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.data-packets {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.packet {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-color);
    opacity: 0;
    animation: packetFlow 3s ease-in-out infinite;
}

.packet:nth-child(1) {
    top: 20%;
    animation-delay: 0s;
}

.packet:nth-child(2) {
    top: 50%;
    animation-delay: 1s;
}

.packet:nth-child(3) {
    top: 80%;
    animation-delay: 2s;
}

@keyframes packetFlow {
    0% { left: 0; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { left: 100%; opacity: 0; }
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-text {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    width: 100%;
    max-width: 900px;
}

.glitch-text {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    letter-spacing: -0.02em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    position: relative;
    animation: glitchAnimation 5s ease-in-out infinite;
}

@keyframes glitchAnimation {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
}

.subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
}

.type-writer {
    display: inline-block;
    border-right: 2px solid var(--primary-color);
    animation: typing 3.5s steps(40, end), blink 0.75s step-end infinite;
    white-space: nowrap;
    overflow: hidden;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink {
    50% { border-color: transparent; }
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.metrics-dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    width: 100%;
    max-width: 1000px;
    justify-items: center;
}

.metric-card {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: 12px;
    border: 1px solid rgba(0, 255, 136, 0.2);
    text-align: center;
    width: 100%;
    max-width: 250px;
    transition: var(--transition-base);
}

.metric-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
    transform: translateY(-5px);
}

.metric-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-mono);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition-base);
    font-family: var(--font-mono);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-dark);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: transparent;
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
}

/* Pipeline SVG Visualization */
.pipeline-visual {
    width: 100%;
    max-width: 900px;
    margin: var(--spacing-2xl) auto 0;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.pipeline-svg {
    width: 100%;
    height: auto;
    display: block;
}

.pipeline-path {
    stroke-width: 2;
    fill: none;
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: drawPath 2s ease-out forwards;
}

@keyframes drawPath {
    to { stroke-dashoffset: 0; }
}

.node-circle {
    fill: var(--bg-card);
    stroke: var(--primary-color);
    stroke-width: 2;
    cursor: pointer;
    transition: var(--transition-base);
}

.pipeline-node:hover .node-circle {
    fill: var(--primary-color);
    filter: drop-shadow(0 0 10px var(--primary-color));
}

.node-text {
    fill: var(--text-primary);
    font-size: 10px;
    font-family: var(--font-mono);
    text-anchor: middle;
    dominant-baseline: middle;
    pointer-events: none;
}

.pipeline-node:hover .node-text {
    fill: var(--bg-dark);
}

/* ===================================
   PIPELINE FADE TRANSITION SYSTEM
   =================================== */

/* Main container for fade transitions */
#main-container {
    position: relative;
    min-height: 100vh;
}

/* Sections container - needed for absolute positioning */
.sections-wrapper {
    position: relative;
    min-height: 100vh;
}

/* All sections stack on top of each other */
.section {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 100vh;
    opacity: 0;
    visibility: hidden;
    z-index: 1;
    padding-top: 100px;
    padding-bottom: 100px;
    display: flex;
    align-items: center;
    overflow-y: auto;
}

/* Active section is visible */
.section.active {
    opacity: 1;
    visibility: visible;
    z-index: 10;
    position: absolute;
}

/* Hero section is NOT absolutely positioned */
.hero-section {
    position: relative !important;
    opacity: 1 !important;
    visibility: visible !important;
    min-height: 100vh;
}

/* ===================================
   Common Section Styles
   =================================== */

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-tag {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--primary-color);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stream-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 20px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
    animation: pulse 2s ease-in-out infinite;
}

/* ===================================
   EXPERIENCE SECTION - ENRICHMENT (Slide in from bottom)
   =================================== */

.enrichment-section {
    background: var(--gradient-dark);
}

.timeline {
    position: relative;
    padding-left: var(--spacing-xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.timeline-item:nth-child(1) { animation-delay: 0.1s; }
.timeline-item:nth-child(2) { animation-delay: 0.2s; }
.timeline-item:nth-child(3) { animation-delay: 0.3s; }
.timeline-item:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.timeline-marker {
    position: absolute;
    left: -37px;
    top: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 3px solid var(--bg-dark);
    box-shadow: 0 0 15px var(--primary-color);
}

.timeline-item.active .timeline-marker {
    animation: markerPulse 2s ease-in-out infinite;
}

@keyframes markerPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: var(--transition-base);
}

.timeline-content:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.company {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.role {
    font-size: 1.125rem;
    color: var(--primary-color);
    font-weight: 500;
}

.timeline-date {
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.badge-primary {
    background: var(--primary-color);
    color: var(--bg-dark);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 600;
}

.badge-secondary {
    background: var(--bg-darker);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 600;
}

.location {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.achievement-list {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.achievement-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.achievement-list li strong {
    color: var(--primary-color);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--spacing-md);
}

.tag {
    background: var(--bg-darker);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    border: 1px solid rgba(0, 255, 136, 0.1);
    transition: var(--transition-fast);
}

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

/* ===================================
   Projects Section
   =================================== */

.output-section {
    background: var(--bg-darker);
}

/* Project Filters */
.project-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 25px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--primary-color);
    color: var(--bg-dark);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

/* Compact Project Cards */
.project-card.compact {
    padding: var(--spacing-md);
    min-height: auto;
}

.project-icon-small {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    display: block;
}

.project-title-small {
    font-size: 1.125rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.project-period {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-bottom: var(--spacing-sm);
}

.project-tech-compact {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-pill-sm {
    background: var(--bg-darker);
    color: var(--text-secondary);
    padding: 0.4rem 0.75rem;
    border-radius: 15px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    border: 1px solid rgba(0, 255, 136, 0.1);
    transition: var(--transition-fast);
}

.tech-pill-sm:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Status Badge Variants */
.status-badge.open-source {
    background: var(--secondary-color);
    color: var(--bg-dark);
}

/* Hide filtered projects */
.project-card.hidden {
    display: none;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
    animation: flipInFromBottom 0.8s ease-out;
    transform-style: preserve-3d;
}

@keyframes flipInFromBottom {
    from {
        opacity: 0;
        transform: perspective(1000px) rotateX(-90deg) translateY(50px);
    }
    to {
        opacity: 1;
        transform: perspective(1000px) rotateX(0deg) translateY(0);
    }
}

/* Stagger animation delays for project cards */
.project-card:nth-child(1) { animation-delay: 0.05s; }
.project-card:nth-child(2) { animation-delay: 0.1s; }
.project-card:nth-child(3) { animation-delay: 0.15s; }
.project-card:nth-child(4) { animation-delay: 0.2s; }
.project-card:nth-child(5) { animation-delay: 0.25s; }
.project-card:nth-child(6) { animation-delay: 0.3s; }
.project-card:nth-child(7) { animation-delay: 0.35s; }
.project-card:nth-child(8) { animation-delay: 0.4s; }
.project-card:nth-child(9) { animation-delay: 0.45s; }
.project-card:nth-child(10) { animation-delay: 0.5s; }
.project-card:nth-child(11) { animation-delay: 0.55s; }
.project-card:nth-child(12) { animation-delay: 0.6s; }
.project-card:nth-child(13) { animation-delay: 0.65s; }
.project-card:nth-child(14) { animation-delay: 0.7s; }
.project-card:nth-child(15) { animation-delay: 0.75s; }
.project-card:nth-child(16) { animation-delay: 0.8s; }
.project-card:nth-child(17) { animation-delay: 0.85s; }
.project-card:nth-child(18) { animation-delay: 0.9s; }
.project-card:nth-child(19) { animation-delay: 0.95s; }
.project-card:nth-child(20) { animation-delay: 1.0s; }

.project-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
    transform: perspective(1000px) rotateX(0deg) translateY(-10px) scale(1.02);
}

/* Project header elements pop in */
.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.project-icon {
    font-size: 3rem;
    animation: popIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes popIn {
    0% {
        opacity: 0;
        transform: scale(0);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.status-badge {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    animation: slideInFromTop 0.6s ease-out;
}

@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.status-badge.live {
    background: var(--success);
    color: var(--bg-dark);
    animation: slideInFromTop 0.6s ease-out, pulseBadge 2s ease-in-out infinite 1s;
}

@keyframes pulseBadge {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(0) scale(1.05); }
}

.status-badge.completed {
    background: var(--secondary-color);
    color: var(--bg-dark);
}

/* Project metrics slide up */
.project-metrics {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin: var(--spacing-md) 0;
}

.project-metrics .metric {
    flex: 1;
    min-width: 100px;
    text-align: center;
    padding: var(--spacing-sm);
    background: var(--bg-darker);
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 136, 0.1);
    animation: slideUpMetric 0.6s ease-out;
}

@keyframes slideUpMetric {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.project-metrics .metric:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

/* Project card content styles */
.project-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.project-company {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    margin-bottom: var(--spacing-md);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.project-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.uptime {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.project-roles,
.project-highlights,
.tech-deep-dive {
    margin: var(--spacing-md) 0;
}

.project-roles h4,
.project-highlights h4 {
    font-size: 1rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.project-roles ul,
.project-highlights ul {
    list-style: none;
    margin-left: 0;
}

.project-roles li,
.project-highlights li {
    padding: 0.4rem 0;
    color: var(--text-secondary);
    line-height: 1.6;
    position: relative;
    padding-left: 1.5rem;
}

.project-roles li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.project-highlights li::before {
    content: '';
    position: absolute;
    left: 0;
}

.project-roles li strong {
    color: var(--primary-color);
}

.tech-deep-dive details {
    background: var(--bg-darker);
    border: 1px solid rgba(0, 255, 136, 0.1);
    border-radius: 8px;
    padding: var(--spacing-sm);
}

.tech-deep-dive summary {
    cursor: pointer;
    font-family: var(--font-mono);
    color: var(--primary-color);
    font-weight: 600;
    user-select: none;
}

.tech-deep-dive summary:hover {
    color: var(--secondary-color);
}

.deep-dive-content {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(0, 255, 136, 0.1);
}

.deep-dive-content p {
    margin: 0.5rem 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.deep-dive-content strong {
    color: var(--primary-color);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--spacing-md);
}

.tech-pill {
    background: var(--bg-darker);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    border: 1px solid rgba(0, 255, 136, 0.1);
    transition: var(--transition-fast);
}

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

/* ===================================
   Certifications Section - CREDENTIALS (Wave effect)
   =================================== */

.certifications-section {
    background: var(--gradient-dark);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

/* Certification cards wave in */
.cert-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 12px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: var(--transition-base);
    animation: waveIn 0.6s ease-out;
}

@keyframes waveIn {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.8) rotate(-5deg);
    }
    60% {
        transform: translateY(-10px) scale(1.05) rotate(2deg);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1) rotate(0deg);
    }
}

/* Stagger certification cards */
.cert-card:nth-child(1) { animation-delay: 0.05s; }
.cert-card:nth-child(2) { animation-delay: 0.1s; }
.cert-card:nth-child(3) { animation-delay: 0.15s; }
.cert-card:nth-child(4) { animation-delay: 0.2s; }
.cert-card:nth-child(5) { animation-delay: 0.25s; }
.cert-card:nth-child(6) { animation-delay: 0.3s; }
.cert-card:nth-child(7) { animation-delay: 0.35s; }
.cert-card:nth-child(8) { animation-delay: 0.4s; }

.cert-card.featured {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0, 255, 136, 0.05) 100%);
    animation: waveInFeatured 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes waveInFeatured {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.5) rotate(-10deg);
    }
    50% {
        transform: translateY(-20px) scale(1.1) rotate(5deg);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1) rotate(0deg);
    }
}

.cert-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
    transform: translateY(-10px) rotate(2deg);
}

.cert-badge {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--bg-darker);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--primary-color);
    animation: rotateBadge 1s ease-out;
}

@keyframes rotateBadge {
    from {
        transform: rotate(-360deg) scale(0);
    }
    to {
        transform: rotate(0deg) scale(1);
    }
}

.cert-icon {
    font-size: 2rem;
}

.cert-title {
    font-size: 1.125rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.cert-issuer {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.cert-date {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-bottom: var(--spacing-sm);
}

.cert-status {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
}

.verified-badge {
    background: var(--success);
    color: var(--bg-dark);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
}

.expired-badge {
    background: var(--warning);
    color: var(--bg-dark);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
}

.cert-id {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Compact certification cards */
.cert-card.compact {
    padding: var(--spacing-md);
    animation: slideInCompact 0.5s ease-out;
}

@keyframes slideInCompact {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.cert-icon-small {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.cert-title-small {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.cert-issuer-small {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Education section */
.education-section {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(0, 255, 136, 0.2);
}

.education-title {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.education-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 12px;
    padding: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    max-width: 600px;
    margin: 0 auto;
    animation: expandIn 0.8s ease-out;
}

@keyframes expandIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.education-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.education-icon {
    font-size: 3rem;
}

/* ===================================
   Contact Section - MONITORING (Zoom in)
   =================================== */

.monitoring-section {
    background: var(--bg-darker);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contact-info {
    animation: zoomInFromLeft 0.8s ease-out;
}

@keyframes zoomInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-100px) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

/* Contact cards slide in from left with stagger */
.contact-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 12px;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-base);
    animation: slideInContact 0.6s ease-out;
}

@keyframes slideInContact {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.contact-card:nth-child(1) { animation-delay: 0.1s; }
.contact-card:nth-child(2) { animation-delay: 0.2s; }
.contact-card:nth-child(3) { animation-delay: 0.3s; }
.contact-card:nth-child(4) { animation-delay: 0.4s; }

.contact-card:hover {
    border-color: var(--primary-color);
    background: rgba(0, 255, 136, 0.1);
    transform: translateX(10px) scale(1.05);
}

.contact-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-darker);
    border-radius: 12px;
    border: 2px solid var(--primary-color);
}

.contact-details h4 {
    color: var(--primary-color);
    margin-bottom: 0.25rem;
    font-size: 0.875rem;
    font-family: var(--font-mono);
}

.contact-details p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Terminal contact zooms in from right */
.terminal-contact {
    animation: zoomInFromRight 0.8s ease-out;
}

@keyframes zoomInFromRight {
    from {
        opacity: 0;
        transform: translateX(100px) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.terminal-header {
    background: var(--bg-darker);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid rgba(0, 255, 136, 0.1);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-dot.red { background: #ef4444; }
.terminal-dot.yellow { background: #fbbf24; }
.terminal-dot.green { background: #00ff88; }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-left: auto;
}

.terminal-body {
    padding: var(--spacing-lg);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
    background: var(--bg-card);
    border-radius: 0 0 12px 12px;
}

.log-line {
    margin: 0.5rem 0;
    color: var(--text-secondary);
    animation: typeLog 0.5s ease-out;
}

@keyframes typeLog {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.log-line.success {
    color: var(--success);
}

.log-line.info {
    color: var(--secondary-color);
}

.status-ok {
    color: var(--primary-color);
    font-weight: 700;
}

.cursor {
    animation: blink 1s step-end infinite;
}

/* Download button pulse */
.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--gradient-primary);
    color: var(--bg-dark);
    border-radius: 8px;
    text-decoration: none;
    font-family: var(--font-mono);
    font-weight: 600;
    transition: var(--transition-base);
    animation: pulseButton 2s ease-in-out infinite;
}

@keyframes pulseButton {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.7); }
    50% { transform: scale(1.05); box-shadow: 0 0 20px 10px rgba(0, 255, 136, 0); }
}

.btn-download:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

/* ===================================
   Footer
   =================================== */

.footer {
    background: var(--bg-darker);
    border-top: 1px solid rgba(0, 255, 136, 0.2);
    padding: var(--spacing-lg);
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-content p {
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    margin: 0.5rem 0;
}

.footer-tech {
    color: var(--text-muted);
    font-size: 0.75rem;
}

/* ===================================
   DYNAMIC COLOR SYSTEM - Section Specific Colors
   =================================== */

/* Input Section - Green Theme */
.input-section .section-tag,
.input-section .pulse-dot,
.input-section .terminal-card {
    border-color: rgba(0, 255, 136, 0.3);
}

.input-section .section-tag {
    color: var(--input-color);
}

.input-section .pulse-dot {
    background: var(--input-color);
}

.input-section .terminal-card:hover {
    box-shadow: var(--shadow-glow-input);
}

/* Processing Section - Cyan Theme */
.processing-section .section-tag {
    color: var(--process-color);
}

.processing-section .pulse-dot {
    background: var(--process-color);
}

.processing-section .section-title {
    background: linear-gradient(135deg, var(--process-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.processing-section .arch-layer {
    border-color: rgba(0, 212, 255, 0.3);
}

.processing-section .arch-layer:hover {
    border-color: var(--process-color);
    box-shadow: var(--shadow-glow-process);
}

.processing-section .layer-title {
    color: var(--process-color);
}

.processing-section .tech-badge:hover {
    border-color: var(--process-color);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.3);
}

.processing-section .tech-badge:hover .tech-name {
    color: var(--process-color);
}

/* Enrichment Section - Gold Theme */
.enrichment-section .section-tag {
    color: var(--enrich-color);
}

.enrichment-section .pulse-dot {
    background: var(--enrich-color);
}

.enrichment-section .section-title {
    background: linear-gradient(135deg, var(--enrich-color) 0%, #fcd34d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.enrichment-section .timeline::before {
    background: linear-gradient(180deg, var(--enrich-color), #fcd34d);
}

.enrichment-section .timeline-marker {
    background: var(--enrich-color);
    box-shadow: 0 0 15px var(--enrich-color);
}

.enrichment-section .timeline-content {
    border-color: rgba(251, 191, 36, 0.3);
}

.enrichment-section .timeline-content:hover {
    border-color: var(--enrich-color);
    box-shadow: var(--shadow-glow-enrich);
}

.enrichment-section .role,
.enrichment-section .company-roles h4 {
    color: var(--enrich-color);
}

.enrichment-section .badge-primary {
    background: var(--enrich-color);
}

.enrichment-section .achievement-list li strong,
.enrichment-section .project-roles li strong {
    color: var(--enrich-color);
}

/* Output Section - Magenta Theme */
.output-section .section-tag {
    color: var(--output-color);
}

.output-section .pulse-dot {
    background: var(--output-color);
}

.output-section .section-title {
    background: linear-gradient(135deg, var(--output-color) 0%, #ff6b9d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.output-section .filter-btn.active {
    background: var(--output-color);
    border-color: var(--output-color);
    box-shadow: 0 0 20px rgba(255, 0, 128, 0.4);
}

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

.output-section .project-card {
    border-color: rgba(255, 0, 128, 0.3);
}

.output-section .project-card:hover {
    border-color: var(--output-color);
    box-shadow: var(--shadow-glow);
}

.output-section .project-title,
.output-section .project-roles h4,
.output-section .project-highlights h4 {
    color: var(--text-primary);
}

.output-section .tech-pill:hover,
.output-section .tech-deep-dive summary {
    border-color: var(--output-color);
    color: var(--output-color);
}

/* Monitoring Section - Purple Theme */
.monitoring-section .section-tag {
    color: var(--monitor-color);
}

.monitoring-section .pulse-dot {
    background: var(--monitor-color);
}

.monitoring-section .section-title {
    background: linear-gradient(135deg, var(--monitor-color) 0%, #c084fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.monitoring-section .contact-card {
    border-color: rgba(168, 85, 247, 0.3);
}

.monitoring-section .contact-card:hover {
    border-color: var(--monitor-color);
    box-shadow: var(--shadow-glow);
    background: rgba(168, 85, 247, 0.1);
}

.monitoring-section .contact-icon {
    border-color: var(--monitor-color);
}

.monitoring-section .contact-details h4 {
    color: var(--monitor-color);
}

/* ===================================
   PHASE 2: SKILL RADAR CHART VISUALIZATION
   =================================== */

.skill-radar-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: var(--space-2xl) 0;
    padding: var(--space-xl);
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.1);
}

.skill-radar-container {
    width: 100%;
    max-width: 500px;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

#skill-radar-chart {
    max-width: 100%;
    max-height: 100%;
    filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.3));
}

.skill-legend {
    width: 100%;
    max-width: 400px;
    padding: var(--space-lg);
    background: var(--bg-darker);
    border-radius: 12px;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.skill-legend h4 {
    color: var(--process-color);
    font-family: var(--font-mono);
    font-size: 1rem;
    margin-bottom: var(--space-md);
    text-align: center;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    margin-bottom: var(--space-xs);
    border-radius: 6px;
    transition: var(--transition-base);
}

.legend-item:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateX(5px);
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 0 8px currentColor;
}

.legend-item span:last-child {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-family: var(--font-mono);
}

/* ===================================
   PHASE 2: PROJECT MODAL ENHANCEMENTS
   =================================== */

.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
}

.project-modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(6, 8, 22, 0.95);
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    position: relative;
    z-index: 10;
    background: var(--bg-card);
    border: 2px solid var(--output-color);
    border-radius: 16px;
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    margin: auto;
    display: flex;
    flex-direction: column;
    animation: modalSlideUp 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: 0 20px 60px rgba(255, 0, 128, 0.3);
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(100px) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 44px;
    height: 44px;
    background: transparent;
    border: 2px solid var(--text-secondary);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.75rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
    z-index: 100;
}

.modal-close:hover {
    border-color: var(--output-color);
    color: var(--output-color);
    transform: rotate(90deg) scale(1.1);
    background: rgba(255, 0, 128, 0.1);
}

.modal-body {
    padding: var(--space-2xl);
    overflow-y: auto;
    flex: 1;
}

.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: var(--bg-darker);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: var(--output-color);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

.modal-header-section {
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 2px solid rgba(255, 0, 128, 0.2);
}

.modal-header-section h2 {
    font-size: 2.25rem;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    background: linear-gradient(135deg, var(--output-color) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-company {
    color: var(--text-secondary);
    font-size: 1.125rem;
    font-family: var(--font-mono);
    margin-bottom: var(--space-md);
}

.modal-description {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
}

.modal-section {
    margin-bottom: var(--space-xl);
}

.modal-section h3 {
    color: var(--output-color);
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
    font-family: var(--font-mono);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.modal-section h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
}

.modal-section ul {
    list-style: none;
    padding-left: 0;
}

.modal-section li {
    padding: var(--space-sm) 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.7;
}

.modal-section li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--output-color);
    font-weight: bold;
}

.modal-section strong {
    color: var(--primary-color);
}

.modal-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-darker);
    border-radius: 12px;
    border: 1px solid rgba(255, 0, 128, 0.2);
}

.modal-metrics .metric {
    text-align: center;
}

.before-after-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.before,
.after {
    padding: var(--spacing-lg);
    border-radius: 12px;
    border: 2px solid;
}

.before {
    background: rgba(239, 68, 68, 0.05);
    border-color: var(--error);
}

.after {
    background: rgba(0, 255, 136, 0.05);
    border-color: var(--success);
}

.before h4,
.after h4 {
    margin-top: 0;
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.before pre,
.after pre {
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
    white-space: pre-wrap;
    margin: 0;
}

/* View Case Study Button */
.view-case-study-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    margin-top: var(--space-md);
    background: linear-gradient(135deg, rgba(255, 0, 128, 0.1) 0%, rgba(0, 255, 136, 0.1) 100%);
    border: 2px solid var(--output-color);
    border-radius: 8px;
    color: var(--output-color);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
}

.view-case-study-btn:hover {
    background: var(--output-color);
    color: var(--bg-dark);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 0, 128, 0.4);
}

/* ===================================
   PHASE 2: ENHANCED PIPELINE CANVAS
   =================================== */

.pipeline-canvas {
    position: relative;
    min-height: 100vh;
}

.pipeline-canvas-element {
    position: absolute !important;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: auto;
    z-index: 1;
}

.pipeline-svg {
    position: relative;
    z-index: 2;
    pointer-events: none;
}

.interactive-node {
    pointer-events: auto;
    cursor: pointer;
    transition: all 0.3s ease;
}

.interactive-node:hover {
    filter: drop-shadow(0 0 15px currentColor);
}

/* Dynamic stage colors for nodes */
.interactive-node[data-stage="input"] .node-circle {
    stroke: var(--input-color);
}

.interactive-node[data-stage="input"]:hover .node-circle {
    fill: var(--input-color);
}

.interactive-node[data-stage="process"] .node-circle {
    stroke: var(--process-color);
}

.interactive-node[data-stage="process"]:hover .node-circle {
    fill: var(--process-color);
}

.interactive-node[data-stage="enrich"] .node-circle {
    stroke: var(--enrich-color);
}

.interactive-node[data-stage="enrich"]:hover .node-circle {
    fill: var(--enrich-color);
}

.interactive-node[data-stage="output"] .node-circle {
    stroke: var(--output-color);
}

.interactive-node[data-stage="output"]:hover .node-circle {
    fill: var(--output-color);
}

.interactive-node[data-stage="monitor"] .node-circle {
    stroke: var(--monitor-color);
}

.interactive-node[data-stage="monitor"]:hover .node-circle {
    fill: var(--monitor-color);
}

/* ===================================
   RESPONSIVE ADJUSTMENTS FOR PHASE 2
   =================================== */

@media (max-width: 768px) {
    /* Navigation */
    .control-panel {
        padding: 0 var(--spacing-md);
        flex-wrap: wrap;
        height: auto;
        min-height: 70px;
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-md) 0;
    }

    .nav-links.mobile-active {
        display: flex;
    }

    /* Hero Section */
    .hero-section {
        min-height: auto;
        padding: var(--space-2xl) 0;
    }

    .glitch-text {
        font-size: clamp(2rem, 10vw, 3rem);
    }

    .subtitle {
        font-size: clamp(1rem, 4vw, 1.25rem);
    }

    .metrics-dashboard {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .metric-card {
        max-width: 100%;
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .pipeline-visual {
        margin-top: var(--spacing-xl);
    }

    /* Sections */
    .section {
        padding: var(--spacing-2xl) 0;
    }

    .section-header {
        margin-bottom: var(--spacing-xl);
    }

    .section-title {
        font-size: clamp(1.75rem, 7vw, 2.5rem);
    }

    /* Terminal Card */
    .terminal-card {
        margin-bottom: var(--spacing-lg);
    }

    .terminal-body {
        padding: var(--spacing-md);
        font-size: 0.85rem;
    }

    /* Skills */
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }

    .arch-layer {
        padding: var(--spacing-md);
    }

    /* Timeline */
    .timeline {
        padding-left: var(--spacing-lg);
    }

    .timeline-marker {
        left: -27px;
    }

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

    .timeline-date {
        text-align: left;
    }

    /* Projects */
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .project-filters {
        gap: var(--spacing-sm);
    }

    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }

    /* Certifications */
    .certifications-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .contact-methods {
        gap: var(--spacing-sm);
    }

    /* Skill Radar Chart */
    .skill-radar-wrapper {
        padding: var(--space-lg);
    }

    .skill-radar-container {
        height: 350px;
    }

    .skill-legend {
        padding: var(--space-md);
    }

    /* Project Modals */
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .modal-body {
        padding: var(--space-lg);
    }

    .modal-header-section h2 {
        font-size: 1.5rem;
    }

    .before-after-grid {
        grid-template-columns: 1fr;
    }

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

    /* Pipeline Canvas */
    .pipeline-canvas-element {
        display: none;
    }

    .pipeline-svg {
        max-width: 100%;
        overflow-x: auto;
    }
}

@media (max-width: 480px) {
    /* Base spacing reduction */
    .container {
        padding: 0 var(--spacing-sm);
    }

    .section {
        padding: var(--spacing-xl) 0;
    }

    /* Hero */
    .hero-content {
        padding: var(--spacing-md);
    }

    .hero-description {
        font-size: 1rem;
    }

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

    .metric-label {
        font-size: 0.75rem;
    }

    /* Terminal */
    .terminal-body {
        padding: var(--spacing-sm);
        font-size: 0.8rem;
    }

    /* Skills */
    .tech-grid {
        grid-template-columns: 1fr;
    }

    .tech-badge {
        padding: var(--spacing-sm);
    }

    .tech-icon {
        font-size: 1.5rem;
    }

    /* Timeline */
    .timeline-content {
        padding: var(--spacing-md);
    }

    .company {
        font-size: 1.25rem;
    }

    .role {
        font-size: 1rem;
    }

    /* Projects */
    .project-card {
        padding: var(--spacing-md);
    }

    .project-icon {
        font-size: 2rem;
    }

    .project-title {
        font-size: 1.25rem;
    }

    .project-tech {
        gap: 0.25rem;
    }

    .tech-pill {
        padding: 0.4rem 0.75rem;
        font-size: 0.7rem;
    }

    /* Contact */
    .contact-card {
        padding: var(--spacing-sm);
    }

    .contact-icon {
        font-size: 1.5rem;
        width: 50px;
        height: 50px;
    }

    /* Modals */
    .modal-close {
        width: 36px;
        height: 36px;
        font-size: 1.5rem;
        top: var(--space-md);
        right: var(--space-md);
    }

    .modal-body {
        padding: var(--space-md);
    }

    .view-case-study-btn {
        width: 100%;
        justify-content: center;
    }

    /* Skill Radar */
    .skill-radar-container {
        height: 300px;
    }

    .skill-legend {
        padding: var(--spacing-sm);
    }

    .legend-item {
        padding: var(--spacing-xs);
    }
}

/* Tablet landscape */
@media (min-width: 769px) and (max-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .certifications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Extra large screens */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }

    .hero-content {
        max-width: 1500px;
    }
}

/* ===================================
   RESPONSIVE DESIGN - COMPREHENSIVE ALIGNMENT FIXES
   =================================== */

@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .hero-content {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .metrics-dashboard {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .content-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .profile-visual {
        align-items: center;
        width: 100%;
    }

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

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

@media (max-width: 768px) {
    /* Navigation */
    .control-panel {
        padding: 0 var(--spacing-md);
        flex-wrap: wrap;
        height: auto;
        min-height: 70px;
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-md) 0;
    }

    .nav-links.mobile-active {
        display: flex;
    }

    /* Hero Section */
    .hero-section {
        min-height: auto;
        padding: var(--space-2xl) 0;
    }

    .glitch-text {
        font-size: clamp(2rem, 10vw, 3rem);
    }

    .subtitle {
        font-size: clamp(1rem, 4vw, 1.25rem);
    }

    .metrics-dashboard {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .metric-card {
        max-width: 100%;
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .pipeline-visual {
        margin-top: var(--spacing-xl);
    }

    /* Sections */
    .section {
        padding: var(--spacing-2xl) 0;
    }

    .section-header {
        margin-bottom: var(--spacing-xl);
    }

    .section-title {
        font-size: clamp(1.75rem, 7vw, 2.5rem);
    }

    /* Terminal Card */
    .terminal-card {
        margin-bottom: var(--spacing-lg);
    }

    .terminal-body {
        padding: var(--spacing-md);
        font-size: 0.85rem;
    }

    /* Skills */
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }

    .arch-layer {
        padding: var(--spacing-md);
    }

    /* Timeline */
    .timeline {
        padding-left: var(--spacing-lg);
    }

    .timeline-marker {
        left: -27px;
    }

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

    .timeline-date {
        text-align: left;
    }

    /* Projects */
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .project-filters {
        gap: var(--spacing-sm);
    }

    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }

    /* Certifications */
    .certifications-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .contact-methods {
        gap: var(--spacing-sm);
    }

    /* Skill Radar Chart */
    .skill-radar-wrapper {
        padding: var(--space-lg);
    }

    .skill-radar-container {
        height: 350px;
    }

    .skill-legend {
        padding: var(--space-md);
    }

    /* Project Modals */
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .modal-body {
        padding: var(--space-lg);
    }

    .modal-header-section h2 {
        font-size: 1.5rem;
    }

    .before-after-grid {
        grid-template-columns: 1fr;
    }

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

    /* Pipeline Canvas */
    .pipeline-canvas-element {
        display: none;
    }

    .pipeline-svg {
        max-width: 100%;
        overflow-x: auto;
    }
}