/* ==========================================================================
   Shiv Gandhi Portfolio CSS - style.css
   Theme: Premium Black & Green Data Intelligence Platform
   Inspiration: NVIDIA, Datadog, Bloomberg Terminal, Stripe Dashboard
   Colors: Background (#050505), Card (#111111), Green (#22C55E), Accent (#4ADE80)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens & Root Variables
   -------------------------------------------------------------------------- */
:root {
    /* Color Palette */
    --background-color: #050505;   /* Obsidian Black */
    --card-background: #111111;    /* Slate Black Card Backdrop */
    --primary-color: #22C55E;      /* Emerald Green */
    --accent-color: #4ADE80;       /* Mint Green */
    
    /* Text Colors */
    --text-primary: #F8FAFC;       /* Off-white */
    --text-secondary: #94A3B8;     /* Cool Slate Grey */
    --text-light: #64748B;         /* Darker Muted Grey */
    --white: #FFFFFF;
    
    /* Border Styling */
    --border-color: rgba(34, 197, 94, 0.15); /* Translucent Green */
    --border-subtle: rgba(255, 255, 255, 0.05); /* Translucent White */
    --border-hover: rgba(74, 222, 128, 0.4); /* Neon Mint Green */
    
    /* Dark Glassmorphism Values */
    --glass-bg: rgba(17, 17, 17, 0.65);
    --glass-border: rgba(34, 197, 94, 0.12);
    --glass-shadow: 0 12px 35px -10px rgba(0, 0, 0, 0.7);
    --glass-shadow-hover: 0 20px 45px -15px rgba(34, 197, 94, 0.15);
    
    /* Typography */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   2. Base & Reset Rules
   -------------------------------------------------------------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--background-color);
}

body {
    background-color: var(--background-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    outline: none;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--background-color);
}
::-webkit-scrollbar-thumb {
    background: #222222;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Selection Highlight */
::selection {
    background-color: rgba(34, 197, 94, 0.2);
    color: var(--accent-color);
}

/* Accessibility Keyboard Focus visibility indicator */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 4px;
    border-radius: 4px;
}

/* --------------------------------------------------------------------------
   3. Layout Utilities
   -------------------------------------------------------------------------- */
.section-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 24px;
}

.section-tag {
    display: inline-block;
    background-color: rgba(34, 197, 94, 0.08);
    color: var(--accent-color);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 14px;
    font-family: var(--font-heading);
    border: 1px solid rgba(34, 197, 94, 0.15);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--accent-color);
    margin-top: -10px;
    margin-bottom: 15px;
    font-weight: 500;
    font-family: var(--font-heading);
}

.section-intro {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 720px;
    margin-bottom: 50px;
}

/* Dark Glassmorphism Card Style */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium), border-color var(--transition-medium);
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow-hover);
    border-color: var(--border-hover);
}

/* --------------------------------------------------------------------------
   4. Buttons & CTAs
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 100px;
    transition: var(--transition-medium);
    gap: 10px;
    font-family: var(--font-heading);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #15803d);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(34, 197, 94, 0.45);
}

.btn-secondary {
    background: #111111;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: #181818;
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.btn-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: #111111;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    font-size: 1.2rem;
}

.btn-icon:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.2);
}

.btn-sm {
    padding: 10px 22px;
    font-size: 0.85rem;
}

.btn-xs {
    padding: 6px 14px;
    font-size: 0.8rem;
    border-radius: 6px;
}

.btn-block {
    width: 100%;
}

/* --------------------------------------------------------------------------
   5. Sticky Glass Header (Navbar)
   -------------------------------------------------------------------------- */
.navbar-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
    transition: var(--transition-medium);
}

.navbar-header.scrolled {
    padding: 8px 0;
    background: rgba(5, 5, 5, 0.95);
    border-bottom-color: var(--border-color);
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-medium);
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
}

.logo-accent {
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 26px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 6px 0;
}

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

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

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

.contact-btn-nav {
    background-color: rgba(34, 197, 94, 0.12);
    color: var(--accent-color);
    padding: 8px 18px;
    border-radius: 100px;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
}

.contact-btn-nav::after {
    display: none;
}

.contact-btn-nav:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.2);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 16px;
}

.mobile-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* --------------------------------------------------------------------------
   6. Home (Hero Section)
   -------------------------------------------------------------------------- */
.hero-section {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 100px;
}

/* Background floating green glowing orbs */
.hero-background-effects {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.2;
}

.glow-orb-1 {
    top: -5%;
    right: 5%;
    width: 500px;
    height: 500px;
    background-color: var(--primary-color);
}

.glow-orb-2 {
    bottom: -10%;
    left: 5%;
    width: 600px;
    height: 600px;
    background-color: var(--accent-color);
}

.hero-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
}

.hero-content {
    max-width: 750px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(34, 197, 94, 0.08);
    color: var(--accent-color);
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
    font-family: var(--font-heading);
    gap: 8px;
}

.hero-name {
    font-size: 4.5rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    margin-bottom: 12px;
    line-height: 1.1;
    background: linear-gradient(135deg, var(--text-primary) 55%, var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 2rem;
    font-weight: 500;
    color: var(--accent-color);
    margin-bottom: 18px;
    font-family: var(--font-heading);
}

.hero-tagline {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 24px;
    font-weight: 600;
    line-height: 1.4;
}

.hero-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 650px;
    border-left: 2px solid var(--primary-color);
    padding-left: 20px;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
}

/* Typing cursor animation class */
.cursor {
    animation: blink 0.7s infinite;
    color: var(--accent-color);
    font-weight: 400;
}

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

/* Hero graphic visual panel styling */
.hero-visual-panel {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-card-wrapper {
    width: 100%;
    max-width: 380px;
    padding: 30px;
    border-radius: 24px;
    text-align: center;
}

.profile-graphic-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.profile-network-grid {
    position: relative;
    width: 200px;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.network-circle {
    position: absolute;
    border-radius: 50%;
    border: 1px dashed rgba(34, 197, 94, 0.2);
}

.network-circle.outer {
    width: 200px;
    height: 200px;
    animation: spin 30s linear infinite;
}

.network-circle.middle {
    width: 150px;
    height: 150px;
    border-style: solid;
    animation: spin-reverse 20s linear infinite;
}

.network-circle.inner {
    width: 100px;
    height: 100px;
    animation: spin 10s linear infinite;
}

.profile-logo {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid var(--border-color);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.15);
    z-index: 5;
}

.profile-status-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 0, 0, 0.3);
    padding: 6px 14px;
    border-radius: 100px;
    border: 1px solid var(--border-subtle);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-color);
    animation: pulse 1.5s infinite;
}

.status-text {
    font-family: monospace;
    font-size: 0.72rem;
    color: var(--accent-color);
    font-weight: bold;
    letter-spacing: 0.05em;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes spin-reverse {
    from { transform: rotate(360deg); }
    to { transform: rotate(0deg); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.6; }
}

/* --------------------------------------------------------------------------
   7. Featured Project (Deloitte Case Study Style)
   -------------------------------------------------------------------------- */
.featured-section {
    background: rgba(17, 17, 17, 0.3);
}

.featured-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    overflow: hidden;
    margin-top: 30px;
    border-radius: 20px;
}

.featured-image-container {
    position: relative;
    width: 100%;
    min-height: 420px;
    overflow: hidden;
    background: #000000;
}

.featured-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform var(--transition-slow);
}

.featured-card:hover .featured-image {
    transform: scale(1.02);
}

.featured-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(5, 5, 5, 0.4), rgba(5, 5, 5, 0));
}

.featured-details {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-badge-proj {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(34, 197, 94, 0.08);
    color: var(--accent-color);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    align-self: flex-start;
    margin-bottom: 16px;
    text-transform: uppercase;
    border: 1px solid var(--border-color);
}

.featured-details h3 {
    font-size: 1.8rem;
    margin-bottom: 16px;
    line-height: 1.3;
}

.featured-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.featured-highlights-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.featured-stat-box {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    border: 1px solid var(--border-subtle);
}

.highlight-icon {
    font-size: 1.15rem;
    color: var(--accent-color);
}

.featured-outcomes {
    margin-bottom: 24px;
}

.featured-outcomes h4 {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 10px;
    font-weight: 600;
}

.outcomes-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.outcomes-list li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.outcomes-list li i {
    color: var(--accent-color);
    font-size: 0.8rem;
}

.featured-tech-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 30px;
}

.featured-actions {
    display: flex;
    gap: 14px;
}

/* --------------------------------------------------------------------------
   8. Key Metrics Board Section
   -------------------------------------------------------------------------- */
.statistics-section {
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    background-color: #0b0b0b;
}

.statistics-section .section-container {
    padding: 40px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    width: 100%;
    margin-top: 24px;
}

.stat-card {
    padding: 24px 16px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: 12px;
}

.stat-icon-wrapper {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(34, 197, 94, 0.06);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    margin-bottom: 12px;
    border: 1px solid rgba(34, 197, 94, 0.1);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* --------------------------------------------------------------------------
   9. About Me & Terminal Mockup
   -------------------------------------------------------------------------- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 50px;
    align-items: center;
}

.about-graphic {
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dashboard-mockup {
    background: #090909;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8);
    width: 100%;
}

.mockup-header {
    background: #141414;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 6px;
    border-bottom: 1px solid var(--border-subtle);
}

.mockup-body {
    padding: 20px;
    font-family: monospace;
    font-size: 0.82rem;
    color: #A7F3D0; /* Light emerald green */
    line-height: 1.5;
}

.code-keyword { color: #34D399; }
.code-string { color: #6EE7B7; }

.mockup-divider {
    height: 1px;
    background: var(--border-subtle);
    margin: 14px 0;
}

.mockup-output-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 8px;
}

.mockup-bar {
    height: 6px;
    border-radius: 3px;
    transition: width 1s ease-in-out;
}

.about-text-content h3 {
    font-size: 1.8rem;
    margin-bottom: 18px;
    line-height: 1.3;
}

.about-p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 1rem;
}

/* --------------------------------------------------------------------------
   10. What I Can Do (Value Proposition)
   -------------------------------------------------------------------------- */
.value-prop-section {
    background: rgba(11, 11, 11, 0.3);
    border-top: 1px solid var(--border-subtle);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.value-card {
    padding: 30px 24px;
    border-radius: 16px;
}

.value-icon {
    font-size: 1.6rem;
    color: var(--accent-color);
    margin-bottom: 16px;
}

.value-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.value-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* --------------------------------------------------------------------------
   11. Technology Stack
   -------------------------------------------------------------------------- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.skill-category-card {
    padding: 26px;
    border-radius: 16px;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
}

.category-icon {
    font-size: 1.2rem;
    color: var(--accent-color);
}

.category-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    background: rgba(34, 197, 94, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.skill-tag:hover {
    background: rgba(74, 222, 128, 0.08);
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   12. Projects Section (Visual Showcase Highlight)
   -------------------------------------------------------------------------- */
.projects-section {
    background: #080808;
    border-top: 1px solid var(--border-subtle);
}

.project-cards-container {
    display: flex;
    flex-direction: column;
    gap: 50px;
    margin-top: 30px;
}

.project-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
    border-radius: 20px;
}

.project-image-wrapper {
    position: relative;
    width: 100%;
    min-height: 380px;
    overflow: hidden;
    background: #000000;
    cursor: pointer;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform var(--transition-slow);
}

.project-image-wrapper:hover .project-image {
    transform: scale(1.03);
}

.project-img-lens {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    background: rgba(17, 17, 17, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    font-size: 0.85rem;
    opacity: 0;
    transition: var(--transition-fast);
}

.project-image-wrapper:hover .project-img-lens {
    opacity: 1;
}

.project-info-content {
    padding: 36px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    flex-wrap: wrap;
    gap: 10px;
}

.project-category {
    font-size: 0.72rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--accent-color);
}

.project-tech-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.tech-tag-badge {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    padding: 3px 8px;
    border-radius: 5px;
    font-size: 0.72rem;
    font-weight: 600;
}

.project-card-title {
    font-size: 1.45rem;
    margin-bottom: 16px;
    line-height: 1.3;
}

.project-section-block {
    margin-bottom: 14px;
}

.block-title {
    font-size: 0.9rem;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-primary);
    font-weight: 700;
}

.block-title i {
    color: var(--accent-color);
    font-size: 0.85rem;
}

.project-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.impact-list {
    padding-left: 0;
}

.impact-list li {
    position: relative;
    padding-left: 14px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.impact-list li::before {
    content: '•';
    color: var(--accent-color);
    font-weight: bold;
    font-size: 1.1rem;
    position: absolute;
    left: 2px;
    top: -3px;
}

.project-card-footer {
    border-top: 1px solid var(--border-subtle);
    padding-top: 20px;
    margin-top: 10px;
}

/* --------------------------------------------------------------------------
   13. Education Section (Timeline)
   -------------------------------------------------------------------------- */
.timeline-container {
    position: relative;
    max-width: 800px;
    margin: 30px auto 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background-color: var(--border-color);
    top: 0;
    z-index: 1;
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 0 30px;
    margin-bottom: 30px;
    z-index: 2;
}

.timeline-item:nth-child(even) {
    left: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.timeline-dot {
    position: absolute;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--accent-color);
    border: 3px solid var(--background-color);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
    z-index: 3;
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -7px;
    top: 24px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -7px;
    top: 24px;
}

.timeline-content {
    padding: 24px;
    border-radius: 16px;
}

.timeline-date {
    display: inline-block;
    background: rgba(34, 197, 94, 0.08);
    color: var(--accent-color);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 100px;
    margin-bottom: 12px;
    font-family: var(--font-heading);
    border: 1px solid var(--border-color);
}

.timeline-title {
    font-size: 1.25rem;
    margin-bottom: 4px;
}

.timeline-subtitle {
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 4px;
}

.timeline-institution {
    display: block;
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

.timeline-details {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.timeline-item:nth-child(odd) .timeline-details {
    align-items: flex-end;
}

.timeline-item:nth-child(even) .timeline-details {
    align-items: flex-start;
}

.score-badge {
    display: inline-block;
    background-color: rgba(34, 197, 94, 0.08);
    color: var(--accent-color);
    border: 1px solid var(--border-color);
    padding: 3px 8px;
    border-radius: 5px;
    font-size: 0.72rem;
    font-weight: 700;
}

.timeline-details p {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   14. Certifications
   -------------------------------------------------------------------------- */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.cert-card {
    padding: 24px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.cert-icon-wrapper {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(34, 197, 94, 0.08);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 16px;
    border: 1px solid var(--border-color);
}

.cert-info h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
    line-height: 1.3;
}

.cert-issuer {
    display: block;
    font-size: 0.72rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.cert-info p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

/* --------------------------------------------------------------------------
   15. Dedicated Resume Section
   -------------------------------------------------------------------------- */
.resume-section {
    background: #080808;
    border-top: 1px solid var(--border-subtle);
}

.resume-preview-card {
    padding: 40px;
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    align-items: stretch;
}

.resume-grid-mobile {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 30px;
    align-items: center;
}

.resume-meta-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.resume-big-icon {
    font-size: 3.5rem;
    color: var(--accent-color);
}

.resume-text-meta h3 {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.resume-file-lbl {
    font-size: 0.9rem;
    color: var(--accent-color);
    font-weight: 600;
}

.resume-highlights-container h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 0.05em;
}

.resume-skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.resume-cta-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    border-top: 1px solid var(--border-subtle);
    padding-top: 24px;
    justify-content: flex-start;
}

@media (max-width: 768px) {
    .resume-grid-mobile {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* --------------------------------------------------------------------------
   16. Contact Section
   -------------------------------------------------------------------------- */
.contact-section {
    border-top: 1px solid var(--border-subtle);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 30px;
}

.contact-info-card {
    padding: 36px;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.contact-info-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.contact-info-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    margin-bottom: 30px;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.info-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(34, 197, 94, 0.08);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    border: 1px solid var(--border-color);
}

.info-text {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
}

.info-val {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.contact-social-links {
    display: flex;
    gap: 12px;
    margin-top: 30px;
}

.social-circle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #111111;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition-medium);
}

.social-circle:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.contact-form-container {
    padding: 36px;
    border-radius: 20px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input, .form-group textarea {
    padding: 10px 16px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: #090909;
    font-family: inherit;
    font-size: 0.88rem;
    transition: var(--transition-fast);
    color: var(--text-primary);
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.12);
    outline: none;
}

.btn-send-icon {
    font-size: 0.85rem;
    transition: transform var(--transition-fast);
}

.btn-block:hover .btn-send-icon {
    transform: translate(3px, -2px);
}

.form-status-msg {
    margin-top: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    text-align: center;
    display: none;
}

.form-status-msg.success {
    color: #10B981;
    display: block;
}

.form-status-msg.error {
    color: #EF4444;
    display: block;
}

/* --------------------------------------------------------------------------
   17. Final CTA Section
   -------------------------------------------------------------------------- */
.final-cta-section {
    background: #050505;
}

.final-cta-card {
    padding: 60px 40px;
    border-radius: 24px;
    text-align: center;
}

.final-cta-card h2 {
    font-size: 2.2rem;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.final-cta-card p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 700px;
    margin: 0 auto 30px auto;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   18. Footer
   -------------------------------------------------------------------------- */
.portfolio-footer {
    background-color: #0b0b0b;
    color: var(--text-secondary);
    padding: 70px 0 25px 0;
    border-top: 1px solid var(--border-subtle);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-brand {
    text-align: center;
    margin-bottom: 30px;
}

.footer-brand .nav-logo {
    color: var(--text-primary);
    font-size: 1.65rem;
    display: block;
    margin-bottom: 10px;
}

.footer-brand p {
    max-width: 480px;
    margin: 0 auto;
    font-size: 0.85rem;
    line-height: 1.5;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 28px;
    flex-wrap: wrap;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-subtle);
}

.footer-links a {
    font-size: 0.85rem;
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
}

.back-to-top {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    border: 1px solid var(--border-subtle);
}

.back-to-top:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

/* --------------------------------------------------------------------------
   19. Screenshot Lightbox Modal
   -------------------------------------------------------------------------- */
.lightbox-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    padding-top: 80px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(5, 5, 5, 0.97);
    backdrop-filter: blur(8px);
}

.lightbox-content {
    margin: auto;
    display: block;
    width: 82%;
    max-width: 950px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
    animation: zoom 0.3s ease-out;
}

@keyframes zoom {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 30px;
    color: #f1f1f1;
    font-size: 36px;
    font-weight: bold;
    transition: var(--transition-fast);
    cursor: pointer;
}

.lightbox-close:hover {
    color: var(--accent-color);
}

.lightbox-caption {
    margin: auto;
    display: block;
    width: 82%;
    max-width: 950px;
    text-align: center;
    color: #ccc;
    padding: 12px 0;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 500;
}

/* --------------------------------------------------------------------------
   20. Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .hero-visual-panel {
        order: -1; /* Graphic displays above text on smaller screens */
    }
    .featured-card {
        grid-template-columns: 1fr;
    }
    .featured-image-container {
        min-height: 300px;
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .about-graphic {
        max-width: 480px;
        margin: 0 auto;
    }
    .value-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .project-card {
        grid-template-columns: 1fr;
    }
    .project-image-wrapper {
        min-height: 300px;
    }
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .skills-grid .skill-category-card {
        grid-column: span 1 !important;
    }
    .certs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(17, 17, 17, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: 24px;
        gap: 20px;
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }
    .nav-menu.active {
        display: flex;
    }
    .mobile-toggle {
        display: flex;
    }
    .mobile-toggle.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .mobile-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    .mobile-toggle.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    .hero-name {
        font-size: 3.1rem;
    }
    .hero-subtitle {
        font-size: 1.5rem;
    }
    .timeline-line {
        left: 20px;
    }
    .timeline-item {
        width: 100%;
        padding-left: 45px;
        padding-right: 0;
        text-align: left !important;
    }
    .timeline-item:nth-child(even) {
        left: 0;
    }
    .timeline-dot {
        left: 13px !important;
        right: auto !important;
    }
    .timeline-item:nth-child(odd) .timeline-details {
        align-items: flex-start;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .certs-grid {
        grid-template-columns: 1fr;
    }
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-name {
        font-size: 2.4rem;
    }
    .hero-subtitle {
        font-size: 1.25rem;
    }
    .hero-headline {
        font-size: 1.05rem;
    }
    .section-title {
        font-size: 1.9rem;
    }
    .value-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .resume-preview-card {
        padding: 24px;
        text-align: center;
        justify-content: center;
    }
    .resume-meta-info {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    .resume-cta-buttons {
        width: 100%;
        justify-content: center;
    }
    .resume-cta-buttons a {
        width: 100%;
    }
}