:root {
    /* Colors */
    --bg: #f5f6f5;
    --surface: #eaebea;
    --surface-hover: #e0e1e0;
    --text: #0f1110;
    --text-muted: #606665;
    --accent: #4a634a;
    
    --accent-hover: #3d523d;
    --border: #d1d6d1;
    --border-light: #b0b6b0;
    --icon-filter: brightness(0) saturate(100%) invert(32%) sepia(4%) saturate(3485%) hue-rotate(71deg) brightness(100%) contrast(80%);
    --icon-filter-hover: brightness(0) saturate(100%) invert(89%) sepia(72%) saturate(3%) hue-rotate(50deg) brightness(100%) contrast(96%);

    --font-main: 'Inter Tight', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --container-width: 800px;
    --header-height: 60px;
    --radius: 0px;
}

/* Dark Mode Overrides */
[data-theme="dark"] {
    --bg: #0b0d0b;
    --surface: #3a3f3d;
    --surface-hover: #161817;
    --text: #dfe6df;
    --text-muted: #c7c7c7;
    --accent: #9cc39c;
    --accent-hover: #1c391c;
    --border: #636b63;
    --border-light: #869686;
    --icon-filter: brightness(0) saturate(100%) invert(80%) sepia(16%) saturate(477%) hue-rotate(71deg) brightness(91%) contrast(87%);
    --icon-filter-hover: brightness(0) saturate(100%) invert(6%) sepia(13%) saturate(333%) hue-rotate(71deg) brightness(97%) contrast(102%);
}

/* RESET & BASE
*/
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-margin-top: 100px;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-main);
    line-height: 1.6;
    font-size: 16px;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

/* Typography Utilities */
h1,
h2,
h3 {
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

h2 {
    font-size: 1.75rem;
}

h3 {
    font-size: 1.25rem;
}

.mono {
    font-family: var(--font-mono);
}

.muted {
    color: var(--text-muted);
}

/* Selection Styling */
::selection {
    background: var(--accent);
    color: #fff;
}

/* LAYOUT 
*/
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.divider {
    height: 1px;
    background: var(--border);
    margin: 40px 0;
    width: 100%;
}

.divider-dashed {
    height: 1px;
    border-bottom: 1px dashed var(--border);
    margin: 10px 0;
    width: 100%;
}

/* SYSTEM BAR (Nav)
*/
.sys-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(5px);
}

.sys-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--accent);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }

    100% {
        opacity: 1;
    }
}

.icon-btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-muted);
    cursor: pointer;
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    transition: all 0.2s;
}

.icon-btn:hover {
    color: var(--accent);
    background: var(--surface);
    border-color: var(--border);
}

/* Icons */
.icon {
    width: 20px;
    height: 20px;
}

/* Theme Toggle States */
[data-theme="dark"] .icon.sun {
    display: block;
}

[data-theme="dark"] .icon.moon {
    display: none;
}

[data-theme="light"] .icon.sun {
    display: none;
}

[data-theme="light"] .icon.moon {
    display: block;
}

/* HERO SECTION
*/
.hero-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 40px;
    align-items: center;
    padding: 60px 0 20px;
}

.cmd-prompt {
    color: var(--accent);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.typewriter-container {
    font-size: 1.1rem;
    color: var(--text-muted);
    min-height: 1.6em;
    /* Prevent layout shift */
    margin-bottom: 30px;
    display: flex;
}

.cursor {
    animation: blink 1s step-end infinite;
    color: var(--accent);
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.hero-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

.btn-primary,
.btn-secondary {
    padding: 5px 10px;
    border: 1px solid var(--accent);
    background: transparent;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    transition: all 0.2s ease;
    border-radius: var(--radius);
    gap: 5px;
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--accent);
    color: var(--bg);
}

.btn-secondary {
    border-color: var(--border);
    color: var(--text-muted);
    position: relative;
}

.btn-secondary:hover {
    border-color: var(--text-muted);
    color: var(--text);
}

/* Tooltip for Copy */
.tooltip {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: var(--bg);
    padding: 4px 8px;
    font-size: 0.75rem;
    border-radius: var(--radius);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}

.tooltip.show {
    opacity: 1;
}

.img-frame {
    position: relative;
    width: 250px;
    height: 250px;
    margin: 0 auto;
}

.img-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border: 1px solid var(--border);
    filter: grayscale(20%);
    transition: filter 0.3s;
}

.img-frame:hover img {
    filter: grayscale(0%);
}

.corner-accents {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 1px dashed var(--border);
    z-index: -1;
}

/* SECTIONS 
*/
section {
    margin-top: 4rem;
}

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

.section-header .index {
    color: var(--accent);
    font-size: 0.9rem;
}

.content-block p, #modal-desc {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.mono-lead {
    color: var(--accent) !important;
    margin-bottom: 0.5rem !important;
}

.tech-stack {
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.badge {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 4px 8px;
    border: 1px solid var(--border);
    color: var(--text-muted);
    border-radius: var(--radius);
}

/* TIMELINE 
*/
.timeline {
    border-left: 1px solid var(--border);
    margin-left: 5px;
    padding-left: 20px;
}

.timeline-item {
    margin-bottom: 30px;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -25px;
    top: 6px;
    width: 9px;
    height: 9px;
    background: var(--bg);
    border: 1px solid var(--accent);
}

.time-col {
    color: var(--accent);
    font-size: 0.85rem;
    margin-bottom: 5px;
}

/* PROJECTS 
*/

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease, border-color 0.3s ease;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-6px);
    border-color: var(--text-muted);
}

.window-header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.win-btns {
    display: flex;
    gap: 5px;
}

.win-btns span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border-light);
}

.window-header .title {
    font-size: 0.7rem;
    color: var(--text-muted);
    opacity: 0.8;
}

.project-thumb {
    height: 160px;
    overflow: hidden;
    position: relative;
    border-bottom: 1px solid var(--border);
}

.project-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-thumb img {
    transform: scale(1.05);
}

.project-body {
    padding: 15px;
}

.project-body h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.meta-line {
    font-size: 0.75rem;
    color: var(--accent);
    margin-bottom: 10px;
}

.desc-short {
    font-size: 0.9rem;
    color: var(--text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* BLOGS 
*/
.blog-grid {
    display: grid;
    gap: 20px;
}

.blog-item {
    border-left: 2px solid var(--border);
    padding-left: 20px;
    transition: border-color 0.2s;
}

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

.blog-item .date {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: block;
    margin-bottom: 5px;
}

.blog-item h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.blog-item .excerpt {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.read-more {
    font-size: 0.8rem;
    color: var(--accent);
    text-decoration: none;
}

.read-more:hover {
    text-decoration: underline;
}

/* CONTACT & FOOTER 
*/
.contact-box {
    background: var(--surface);
    border: 1px dashed var(--border);
    padding: 30px;
    text-align: center;
}

.contact-box p {
    margin-bottom: 20px;
    color: var(--text-muted);
}

.contact-box .btn-primary img {
    filter: var(--icon-filter);
}

.contact-box .btn-primary:hover img {
    filter: var(--icon-filter-hover);
}

.social-links {
    margin-top: 30px;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.social-links a {
    color: var(--text-muted);
    transition: color 0.2s;
    display: flex;
    align-items: center;
}

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

.social-links a img {
    height: 30px;
    width: 30px;
    filter: var(--icon-filter);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.copyright {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.terminal-log {
    font-size: 0.75rem;
    color: var(--border-light);
    padding-bottom: 40px;
}

.terminal-log .prompt {
    color: var(--accent);
    margin-right: 5px;
}

/* MODAL 
*/
.modal {
    border: none;
    background: transparent;
    padding: 0;
    margin: auto;
    max-width: 700px;
    width: 90%;
}

.modal::backdrop {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(3px);
}

.modal-content {
    background: var(--bg);
    border: 1px solid var(--accent);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-radius: var(--radius);
    overflow: hidden;
    animation: scaleIn 0.3s ease forwards;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal .window-header {
    justify-content: space-between;
    background: var(--surface);
}

.close-modal {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
}

.close-modal:hover {
    color: var(--text);
}

.modal-body {
    padding: 0;
}

.modal-image-wrapper {
    width: 100%;
    height: 300px;
    background: var(--surface);
}

.modal-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
}

.modal-details {
    padding: 25px;
}

.modal-details h2 {
    margin-bottom: 5px;
}

/* SCROLL REVEAL 
*/
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        transition: none;
        opacity: 1;
        transform: none;
    }

    .modal-content {
        animation: none;
    }
}

/* RESPONSIVE 
*/
@media (max-width: 768px) {
    .hero-layout {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 30px;
    }

    .hero-text {
        order: 2;
    }

    .hero-image {
        order: 1;
        margin-bottom: 20px;
    }

    .typewriter-container {
        justify-content: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .section-header {
        flex-direction: column;
        gap: 5px;
        align-items: flex-start;
    }
}