:root {
    --bg-color: #1a2a1a; /* Dark Forest Green */
    --accent-color: #5A9F68; /* The requested green */
    --text-color: #ffffff;
    --heading-color: #5A9F68;
    --font-mono: 'JetBrains Mono', monospace;
    --font-sans: 'Inter', sans-serif;
    --nav-bg: rgba(26, 42, 26, 0.95);
    --card-bg: #243a24;
    --hover-green: #6eb57d;
}

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

/* Terminal Scanline Effect */
body::before {
    content: " ";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.1) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.02), rgba(0, 255, 0, 0.01), rgba(0, 0, 255, 0.02));
    z-index: 9999;
    background-size: 100% 4px, 3px 100%;
    pointer-events: none;
    opacity: 0.3;
}

/* Custom Cursor */
.custom-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 10000;
    transition: transform 0.1s ease;
    transform: translate(-50%, -50%);
    display: none;
}

@media (pointer: fine) {
    .custom-cursor {
        display: block;
    }
}

.custom-cursor.hovered {
    transform: translate(-50%, -50%) scale(1.5);
    background: rgba(90, 159, 104, 0.2);
}

html {
    scroll-behavior: smooth;
}

/* Engineering Grid Background */
body {
    background-color: var(--bg-color);
    background-image: 
        linear-gradient(rgba(90, 159, 104, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(90, 159, 104, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    color: var(--text-color);
    font-family: var(--font-sans);
    line-height: 1.6;
    padding-top: 80px;
    overflow-x: hidden;
}

/* Page Loader */
#loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader-content {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(90, 159, 104, 0.2);
    border-radius: 50%;
    border-top-color: var(--accent-color);
    animation: spin 1s ease-in-out infinite;
}

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

#loader.fade-out {
    opacity: 0;
    visibility: hidden;
}

nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 20px 0;
    border-bottom: 1px solid rgba(90, 159, 104, 0.1);
}

.nav-container {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo a {
    text-decoration: none;
    color: var(--accent-color);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.5rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--accent-color);
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--nav-bg);
        flex-direction: column;
        align-items: center;
        padding-top: 50px;
        transition: right 0.3s ease;
        backdrop-filter: blur(20px);
    }

    .nav-links.active {
        right: 0;
    }

    h1 {
        font-size: 2.5rem;
    }
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 400;
    transition: all 0.3s ease;
    opacity: 0.7;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--accent-color);
    opacity: 1;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
}

header {
    margin-bottom: 80px;
    text-align: center;
}

h1 {
    font-family: var(--font-mono);
    font-size: 4rem;
    color: var(--text-color);
    margin-bottom: 10px;
    letter-spacing: -2px;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-bottom: 30px;
    font-family: var(--font-mono);
    min-height: 1.6em;
}

/* Status Indicator */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(90, 159, 104, 0.1);
    padding: 5px 15px;
    border-radius: 20px;
    margin-bottom: 20px;
    border: 1px solid rgba(90, 159, 104, 0.3);
}

.dot {
    width: 8px;
    height: 8px;
    background: #00ff00;
    border-radius: 50%;
    box-shadow: 0 0 10px #00ff00;
    animation: blink 2s infinite;
}

@keyframes blink {
    0% { opacity: 0.3; }
    50% { opacity: 1; }
    100% { opacity: 0.3; }
}

.status-text {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 1px;
    color: var(--accent-color);
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.contact-links a {
    color: var(--text-color);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    padding: 8px 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.contact-links a:hover {
    background: var(--hover-green);
    color: white;
    border-color: var(--hover-green);
    transform: scale(1.05);
}

.btn-primary {
    background: var(--accent-color) !important;
    color: white !important;
    border-color: var(--accent-color) !important;
    font-weight: 600;
}

.btn-primary:hover {
    background: var(--hover-green) !important;
    border-color: var(--hover-green) !important;
}

/* Terminal Aesthetic */
.terminal-window {
    background: #0d140d;
    border-radius: 6px;
    border: 1px solid rgba(90, 159, 104, 0.3);
    overflow: hidden;
    margin: 40px 0;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.terminal-header {
    background: #1a2a1a;
    padding: 10px 15px;
    display: flex;
    gap: 8px;
    border-bottom: 1px solid rgba(90, 159, 104, 0.1);
}

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

.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }

.terminal-body {
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent-color);
}

.terminal-line {
    margin-bottom: 8px;
    display: flex;
}

.prompt {
    color: var(--accent-color);
    margin-right: 10px;
    white-space: nowrap;
}

.command {
    color: white;
}

.response {
    color: #888;
    margin-top: 4px;
    margin-bottom: 15px;
}

.cursor-blink {
    width: 8px;
    height: 1.2em;
    background: var(--accent-color);
    display: inline-block;
    animation: blink 1s step-end infinite;
    vertical-align: middle;
}

.btn-primary-small {
    text-decoration: none;
    color: var(--accent-color);
    font-family: var(--font-mono);
    transition: all 0.3s ease;
}

.btn-primary-small:hover {
    background: var(--accent-color);
    color: white;
}

.btn-secondary {
    background: white !important;
    color: var(--accent-color) !important;
    border: none !important;
    font-weight: 600;
}

.btn-secondary:hover {
    background: #f0f0f0 !important;
    transform: scale(1.05);
}

section {
    margin-bottom: 100px;
}

h2 {
    font-family: var(--font-mono);
    font-size: 1.8rem;
    color: var(--accent-color);
    margin-bottom: 40px;
    display: flex;
    align-items: center;
}

h2::after {
    content: "";
    display: block;
    height: 1px;
    flex-grow: 1;
    background-color: var(--accent-color);
    margin-left: 20px;
    opacity: 0.3;
}

p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
}

.highlight {
    color: var(--accent-color);
    font-weight: 600;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.project-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid rgba(90, 159, 104, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 0;
    background: var(--accent-color);
    transition: height 0.3s ease;
}

.project-card:hover::before {
    height: 100%;
}

.project-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(90, 159, 104, 0.1);
}

.project-card h3 {
    color: var(--accent-color);
    margin-bottom: 15px;
    font-family: var(--font-mono);
}

.project-card p {
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.project-tech {
    display: flex;
    gap: 15px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    opacity: 0.6;
}

/* Achievement Item */
.achievement-item {
    margin-bottom: 40px;
    background: var(--card-bg);
    padding: 25px;
    border-radius: 8px;
}

.achievement-item h3 {
    font-size: 1.3rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.skill-category {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 8px;
}

.skill-category h3 {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--accent-color);
    border-bottom: 1px solid rgba(90, 159, 104, 0.2);
    padding-bottom: 10px;
}

ul {
    list-style: none;
}

ul li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 12px;
    font-size: 1rem;
}

ul li::before {
    content: "▹";
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

/* Collaboration Console (Contact Section) */
.collaboration-console {
    background: #0d160d;
    border: 1px solid var(--accent-color);
    border-radius: 8px;
    padding: 0;
    margin: 80px 0;
    overflow: hidden;
    position: relative;
    box-shadow: 0 0 20px rgba(90, 159, 104, 0.1);
}

.console-header {
    background: rgba(90, 159, 104, 0.1);
    padding: 12px 20px;
    border-bottom: 1px solid rgba(90, 159, 104, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.console-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.console-controls {
    display: flex;
    gap: 8px;
}

.console-controls span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(90, 159, 104, 0.3);
}

.console-body {
    padding: 40px;
    text-align: center;
}

.console-body h2 {
    color: white;
    border: none;
    margin-bottom: 15px;
    justify-content: center;
    font-size: 2rem;
}

.console-body p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.console-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-console {
    background: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 12px 25px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-console:hover {
    background: var(--accent-color);
    color: white;
    box-shadow: 0 0 15px rgba(90, 159, 104, 0.4);
}

.btn-console.primary {
    background: var(--accent-color);
    color: white;
}

.btn-console.primary:hover {
    background: var(--hover-green);
}

.copy-feedback {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-family: var(--font-mono);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.copy-feedback.show {
    opacity: 1;
}

footer {
    padding: 60px 0;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    opacity: 0.5;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Glitch Effect */
.glitch {
    position: relative;
    display: inline-block;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
}

.glitch::before {
    left: 2px;
    text-shadow: -2px 0 #5A9F68;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.glitch::after {
    left: -2px;
    text-shadow: -2px 0 #ffffff, 2px 2px #5A9F68;
    animation: glitch-anim2 1s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip: rect(10px, 9999px, 20px, 0); transform: skew(0.5deg); }
    10% { clip: rect(30px, 9999px, 40px, 0); transform: skew(-0.5deg); }
    20% { clip: rect(50px, 9999px, 60px, 0); transform: skew(0.3deg); }
    30% { clip: rect(15px, 9999px, 25px, 0); transform: skew(-0.2deg); }
    40% { clip: rect(80px, 9999px, 90px, 0); transform: skew(0.1deg); }
    50% { clip: rect(45px, 9999px, 55px, 0); transform: skew(-0.3deg); }
    60% { clip: rect(10px, 9999px, 20px, 0); transform: skew(0.4deg); }
    70% { clip: rect(70px, 9999px, 80px, 0); transform: skew(-0.1deg); }
    80% { clip: rect(35px, 9999px, 45px, 0); transform: skew(0.2deg); }
    90% { clip: rect(60px, 9999px, 70px, 0); transform: skew(-0.4deg); }
    100% { clip: rect(25px, 9999px, 35px, 0); transform: skew(0.3deg); }
}

@keyframes glitch-anim2 {
    0% { clip: rect(80px, 9999px, 90px, 0); transform: skew(-0.8deg); }
    20% { clip: rect(10px, 9999px, 20px, 0); transform: skew(0.8deg); }
    40% { clip: rect(50px, 9999px, 60px, 0); transform: skew(-0.5deg); }
    60% { clip: rect(30px, 9999px, 40px, 0); transform: skew(0.5deg); }
    80% { clip: rect(70px, 9999px, 80px, 0); transform: skew(-0.3deg); }
    100% { clip: rect(20px, 9999px, 30px, 0); transform: skew(0.3deg); }
}

/* Scroll Progress Bar */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: var(--accent-color);
    z-index: 1000;
}

@media (max-width: 768px) {
    h1 {
        font-size: 3rem;
    }
    .nav-container {
        flex-direction: column;
        gap: 15px;
    }
}

/* Projects Page Detailed Cards */
.project-detailed-card {
    background: var(--card-bg);
    border: 1px solid rgba(90, 159, 104, 0.2);
    border-radius: 8px;
    padding: 40px;
    margin-bottom: 40px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project-detailed-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--accent-color);
    transition: height 0.3s ease;
}

.project-detailed-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.project-detailed-card:hover::before {
    height: 100%;
}

.project-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.project-number {
    font-family: var(--font-mono);
    color: var(--accent-color);
    font-size: 1.2rem;
}

.project-header h3 {
    font-size: 1.8rem;
    color: var(--text-color);
}

.project-content p {
    margin-bottom: 25px;
    opacity: 0.9;
}

.project-features {
    margin-bottom: 25px;
}

.project-features h4 {
    color: var(--accent-color);
    font-family: var(--font-mono);
    margin-bottom: 10px;
    font-size: 1rem;
}

.project-features ul {
    list-style: none;
}

.project-features li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.project-features li::before {
    content: "▹";
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

.project-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.project-tech-stack span {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    background: rgba(90, 159, 104, 0.1);
    color: var(--accent-color);
    padding: 4px 12px;
    border-radius: 4px;
    border: 1px solid rgba(90, 159, 104, 0.2);
}

.btn-secondary-small {
    display: inline-block;
    padding: 8px 20px;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn-secondary-small:hover {
    background: rgba(90, 159, 104, 0.1);
    transform: translateX(5px);
}

@media (max-width: 768px) {
    .project-detailed-card {
        padding: 25px;
    }
    
    .project-header h3 {
        font-size: 1.4rem;
    }
}