/* Fonts */
@font-face {
    font-family: Figtree;
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url(assets/fonts/figtree.woff2) format("woff2");
}

@font-face {
    font-family: "JetBrains Mono";
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url(assets/fonts/jetbrains-mono.woff2) format("woff2");
}

@font-face {
    font-family: doto;
    src: url(assets/fonts/doto.ttf) format("truetype");
    font-display: swap;
    font-weight: 700;
}

/* Variables */
:root {
    --color-bg: #0a0a0a;
    --color-text-primary: #fafafa;
    --color-text-secondary: #a1a1aa;
    /* gray-400 equivalent */
    --color-text-muted: #fafafa;
    --color-accent: #ff3576;
    --color-border: #27272a;
    --color-card-bg: #18181b;
    --color-card-hover: #0e0e0e;

    --font-figtree: "Figtree", sans-serif;
    --font-mono: "JetBrains Mono", monospace;
    --font-display: "doto", sans-serif;
}

/* light theme overrides */
[data-theme="light"] {
    --color-bg: #fafafa;
    --color-text-primary: #0a0a0a;
    --color-text-secondary: #4b5563;
    --color-text-muted: #0a0a0a;
    --color-accent: #ff3576;
    --color-border: #d1d5db;
    --color-card-bg: #ffffff;
    --color-card-hover: #f3f4f6;
}

/* toggle button specific */
.theme-btn {
    font-size: 2.5rem;
    padding: 0.2rem;
    margin-right: 1rem; /* separate from clock */
    border: none !important; /* override default btn-social border */
}

/* ensure disabled border on hover doesn't reappear */
.theme-btn:hover {
    border-color: transparent;
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    border-width: 0;
    border-style: solid;
    border-color: var(--color-border);
}

body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-figtree);
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
    scroll-behavior: smooth;
}

a {
    color: inherit;
    text-decoration: none;
}

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

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

/* Utilities */
.animate-ping {
    animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes ping {

    75%,
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

/* Layout Utilities */
.container {
    max-width: 42rem;
    margin-inline: auto;
    padding-inline: 1rem;
}

@media (min-width: 640px) {
    .container {
        padding-inline: 2rem;
    }
}

@media (min-width: 768px) {
    .container {
        padding-inline: 3rem;
    }
}

.section-container {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.section-content {
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
    max-width: 42rem;
}

@media (min-width: 640px) {
    .section-content {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

@media (min-width: 768px) {
    .section-content {
        padding-left: 3rem;
        padding-right: 3rem;
    }
}

/* Header */
.site-header {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 1rem;
}

@media (min-width: 640px) {
    .site-header {
        padding: 0.75rem 1.5rem;
    }
}

@media (min-width: 768px) {
    .site-header {
        padding: 1rem 2rem;
    }
}

.header-clock {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    font-family: var(--font-figtree);
    color: var(--color-text-primary);
    font-size: 0.75rem;
}

@media (min-width: 640px) {
    .header-clock {
        font-size: 0.875rem;
    }
}

.tracking-widest {
    letter-spacing: 0.1em;
}

.header-location {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.header-location svg {
    color: var(--color-text-secondary);
}

.header-location span {
    font-size: 0.75rem;
    /* font-family: var(--font-figtree); */
    color: var(--color-text-primary);
}

@media (min-width: 640px) {
    .header-location span {
        font-size: 0.875rem;
    }
}

/* Profile Section */
.profile-section {
    display: flex;
    justify-content: center;
    padding-top: 2.5rem;
}

.profile-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.profile-avatar {
    width: 4rem;
    height: 4rem;
    border-radius: 9999px;
    background-color: #3f3f46;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

@media (min-width: 768px) {
    .profile-avatar {
        width: 5rem;
        height: 5rem;
    }
}

.profile-avatar a {
    display: block;
    width: 100%;
    height: 100%;
    transition: transform 0.2s;
}

.profile-avatar a:hover {
    transform: scale(1.04);
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-info h1 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: 0.05em;
    font-size: 1.625rem;
    line-height: 2rem;
    color: var(--color-text-primary);
    text-transform: uppercase;
}

.profile-handle {
    margin-top: 0.25rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    color: #8ab4f8;
}

.profile-handle a {
    color: var(--color-text-muted);
    transition: color 0.3s;
}

.profile-handle a:hover {
    color: #d1d5db;
}

.profile-bio {
    margin-top: 1.5rem;
    font-family: var(--font-figtree);
    font-size: 0.875rem;
    line-height: 1.5rem;
    color: var(--color-text-primary);
    max-width: 36rem;
}

.profile-bio p+p {
    margin-top: 1rem;
}

.profile-bio .text-gray {
    color: var(--color-text-secondary);
}

.profile-bio .highlight {
    color: var(--color-text-primary);
}

.cta-group {
    margin-top: 2rem;
    margin-bottom: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Titles & Text */
.section-title {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: 0.05em;
    font-size: 1.625rem;
    line-height: 2rem;
    color: var(--color-text-primary);
    border-top: 1px dashed var(--color-border);
    padding-top: 0.5rem;
}

.section-subtitle {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 400;
    letter-spacing: 0.05em;
    margin-left: 0.5rem;
}

.text-block {
    font-family: var(--font-figtree);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.5rem;
    margin-top: 0.5rem;
    margin-bottom: 1rem;
}

/* Buttons */
.btn-social {
    display: inline-flex;
    align-items: center;
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
    color: var(--color-text-primary);
    font-weight: 500;
    font-size: 0.75rem;
    gap: 0.5rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: border-color 0.2s, background-color 0.2s, transform 0.2s;
    white-space: nowrap;
}

.btn-social:hover {
    border-color: var(--color-accent);
}

.btn-social svg {
    color: var(--color-text-secondary);
}

.ping-wrapper {
    position: relative;
    display: flex;
    height: 0.75rem;
    width: 0.75rem;
}

.ping-animate {
    position: absolute;
    display: inline-flex;
    height: 100%;
    width: 100%;
    border-radius: 9999px;
    background-color: var(--color-accent);
    opacity: 0.75;
    animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.ping-static {
    position: relative;
    display: inline-flex;
    border-radius: 9999px;
    height: 0.75rem;
    width: 0.75rem;
    background-color: var(--color-accent);
}

/* Skills Section */
.skills-category {
    margin-bottom: 1.5rem;
}

.skills-category-title {
    font-size: 0.875rem;
    font-family: var(--font-figtree);
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    display: flex;
    align-items: center;
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
    color: var(--color-text-primary);
    font-weight: 500;
    font-size: 0.75rem;
    gap: 0.5rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: all 0.2s;
}

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

.skill-tag img {
    width: 1rem;
    height: 1rem;
    /* In dark mode, render icons as white */
    filter: brightness(0) invert(1);
    transition: filter 0.2s;
}

/* In light mode, show original icon colours */
[data-theme="light"] .skill-tag img {
    filter: none;
}

/* Work Items */
.work-item {
    margin-bottom: 1.5rem;
}

.work-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.work-item-company {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.work-logo-box {
    width: 4rem;
    height: 4rem;
    background-color: var(--color-card-bg);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.work-logo-box img {
    object-fit: contain;
    max-width: 100%;
    max-height: 100%;
}

@media (min-width: 640px) {
    .work-logo-box {
        width: 2.5rem;
        height: 2.5rem;
        padding: 0.5rem;
    }
}

.work-role h3 {
    font-size: 0.875rem;
    color: var(--color-text-primary);
    font-weight: 500;
}

@media (min-width: 640px) {
    .work-role h3 {
        font-size: 1rem;
    }
}

.work-role-label {
    display: inline-block;
    background-color: var(--color-border);
    color: var(--color-text-secondary);
    font-size: 0.625rem;
    padding: 0.125rem 0.375rem;
    border-radius: 9999px;
    vertical-align: middle;
    margin-left: 0.5rem;
}

.work-role p {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-top: 0.125rem;
}

.work-period {
    text-align: right;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

.work-desc {
    margin-left: 3rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

@media (min-width: 640px) {
    .work-desc {
        margin-left: 3.5rem;
    }
}

.work-desc-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 9999px;
    background-color: var(--color-text-muted);
    flex-shrink: 0;
    margin-top: 0.4rem;
    position: relative;
}

.work-desc-ping {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 9999px;
    background-color: var(--color-text-muted);
    opacity: 0.75;
    animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite;
}

/* Project Cards */
.projects-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.mb-10 {
    margin-bottom: 2.5rem;
}

.project-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    overflow: hidden;
    position: relative;
    transition: background-color 0.2s, border-color 0.2s;
    background-color: transparent;
}

.project-card:hover {
    background-color: var(--color-card-hover);
    border-color: #35353a;
}

@media (min-width: 640px) {
    .project-card {
        flex-direction: row;
    }
}

.project-image-box {
    width: 100%;
    flex-shrink: 0;
    overflow: hidden;
}

@media (min-width: 640px) {
    .project-image-box {
        width: 12rem;
    }
}

.project-image {
    width: 100%;
    height: 12rem;
    object-fit: cover;
    transition: transform 0.3s;
}

@media (min-width: 640px) {
    .project-image {
        height: 100%;
    }
}

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

.project-content {
    flex: 1;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.project-title {
    font-family: var(--font-figtree);
    font-size: 1.25rem;
    color: var(--color-text-primary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.project-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    border: 1px solid transparent;
}

.project-badge-green {
    background-color: rgba(34, 197, 94, 0.2);
    color: #4ade80;
    border-color: rgba(34, 197, 94, 0.3);
}

.project-badge-black {
    background-color: #000;
    color: #fff;
    border-color: var(--color-neutral-700);
}

.project-description {
    margin-top: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.625;
}

.blog-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    transition: all 0.3s;
}

@media (min-width: 640px) {
    .blog-row {
        padding: 1rem 1.5rem;
        gap: 1rem;
    }
}

.blog-row:hover {
    background-color: var(--color-card-hover);
    border-color: #35353a;
    transform: scale(1.01);
}

.blog-title {
    font-family: var(--font-figtree);
    font-size: 0.875rem;
    color: var(--color-text-primary);
    flex: 1;
}

@media (min-width: 640px) {
    .blog-title {
        font-size: 1rem;
    }
}

.blog-icon {
    color: var(--color-text-secondary);
    width: 1rem;
    height: 1rem;
}

.blog-row:hover .blog-icon {
    color: var(--color-text-primary);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

/* Logo Tooltip */
.work-logo-box {
    position: relative;
}

.work-logo-box:hover::after {
    content: "Click to enlarge";
    position: absolute;
    bottom: -35px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(0, 0, 0, 0.8);
    color: #fff;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    white-space: nowrap;
    z-index: 10;
    pointer-events: none;
    opacity: 0;
    animation: fadeIn 0.2s forwards;
}

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

/* Navbar Styles */
.sticky-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    padding-block: 1rem;
    width: 100%;
}

/* light theme navbar background */
[data-theme="light"] .sticky-header {
    background-color: rgba(255, 255, 255, 0.8);
}

.nav-container {
    width: 100%;
    margin-inline: auto;
    padding-inline: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-clock {
    flex: 1;
    text-align: left;
}

.header-location {
    flex: 1;
    justify-content: flex-end;
    display: flex;
    /* Ensure flex behavior within */
}

.nav-list {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
    flex-wrap: wrap;
}

.nav-link {
    font-family: var(--font-display);
    color: var(--color-text-muted);
    font-size: 0.9rem;
    transition: color 0.2s;
    position: relative;
    letter-spacing: 0.05em;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--color-accent);
}

.header-extras {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--color-text-muted);
}

/* Back to Top Button */
#back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 40;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

#back-to-top:hover {
    background-color: var(--color-card-hover);
    transform: translateY(-2px);
}

#back-to-top.visible {
    opacity: 1;
    visibility: visible;
}
/* Project Tabs */
.tabs-container {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px dashed var(--color-border);
}

.tab-button {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--color-text-muted);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.2s;
    background: transparent;
}

.tab-button:hover {
    color: var(--color-text-primary);
    background-color: var(--color-card-bg);
}

.tab-button.active {
    color: var(--color-bg);
    background-color: var(--color-text-primary);
}

.tab-count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 0.35rem;
    border-radius: 9999px;
    font-size: 0.65rem;
    font-family: var(--font-mono);
    font-weight: 600;
    background-color: var(--color-border);
    color: var(--color-text-secondary);
    margin-left: 0.4rem;
    letter-spacing: 0;
    transition: background-color 0.2s, color 0.2s;
}

.tab-button.active .tab-count-badge {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-bg);
}