/* Document body styles */
/* Color variables: edit these to tweak themes quickly */
:root {
    --color-white: #ffffff;
    --color-black: #000000;
    --color-bg-light: #ffffff;
    --color-text-light: #333333;
    --color-bg-dark: #333333;
    --color-text-dark: #ffffff;
    --color-accent: #A8B298; /* #bd5d38; /* primary accent */
    --color-accent-strong: #777E6D; /*#824027; /* hover/darker accent */
    --color-selection-light: #ffb699;
    --color-selection-dark: #545454;
    --color-surface: #f5f5f5; /* nav, surfaces */
    --color-primary: #4c5157; /* used for emphasized text */
    --color-muted-bg: #f1f1f1; /* code background, light surfaces */
    --color-muted: #909090; /* subtle text */
    --color-border-weak: #ccc;
    --color-border-dark: #333333;
    --color-emoji-bg: #efefef;
    --color-emoji-bg-dark: #787878;
    --color-muted-2: #586069; /* small metadata text */
    --color-link: #0366d6;
    --color-gold: #ffc107;
    --color-backtotop: #9faba6;
    --color-backtotop-hover: #767f7b;
    --color-toggle-light: #919191;
    --color-card-dark: #292929;
    --color-muted-strong: #555;
    --color-disabled: #cccccc;
    --color-disabled-text: #666666;
    --color-border-muted: #aaaaaa;
    --overlay-grad: rgba(0,0,0,0.55);
    --overlay-grad-start: rgba(0,0,0,0);
    /* Palette tokens */
    --palette-green-light: #bcdf86;
    --palette-green-dark: #8dc048;
    --palette-brown-light: #B36C56;
    --palette-brown-dark: #9B5946;
    /* theme accent placeholders (can be overridden per-theme) */
    --accent-light: var(--palette-brown-light);
    --accent-light-strong: var(--palette-brown-dark);
    --accent-dark: var(--palette-green-light);
    --accent-dark-strong: var(--palette-green-dark);

    /* Card tokens: keep card styling compact and consistent */
    --card-radius: 12px;
    --card-border-width: 1px;
    --card-border-light: #d9d9d9;
    --card-border-dark: #4a4a4a;
    --card-shadow-light: 0 2px 6px rgba(0, 0, 0, 0.08);
    --card-shadow-dark: 0 3px 10px rgba(0, 0, 0, 0.24);
    --card-shadow-hover-light: 0 4px 10px rgba(0, 0, 0, 0.12);
    --card-shadow-hover-dark: 0 6px 14px rgba(0, 0, 0, 0.3);
    --card-pad-x: 14px;
    --card-pad-y: 12px;
}

/* Theme-specific convenience aliases */
.light-theme {
    --bg: var(--color-bg-light);
    --text: var(--color-text-light);
    /* light theme accent */
    --color-accent: var(--accent-light);
    --color-accent-strong: var(--accent-light-strong);
    --color-link: var(--accent-light);
}
.dark-theme {
    --bg: var(--color-bg-dark);
    --text: var(--color-text-dark);
    /* dark theme accent */
    --color-accent: var(--accent-dark);
    --color-accent-strong: var(--accent-dark-strong);
    --color-link: var(--accent-dark);
}

body.light-theme {
    background-color: var(--bg);
    color: var(--text);
    transition: 0.5s;
}
body.dark-theme {
    background-color: var(--bg);
    color: var(--text);
    transition: 0.5s;
}


/* Hyperlink, highlight, and text styles */
a {
    color: var(--color-accent);
    text-decoration: underline;
    background-color: transparent;
}
a:hover {
    color: var(--color-accent-strong);
    text-decoration: underline;
}
highlight {
    color: var(--color-accent);
    text-decoration: none;
    background-color: transparent;
}
.text-primary {
    color: var(--color-primary) !important;
    font-size: 29px;
}


/* Styles for user selection */
::selection {
    background-color: var(--color-selection-light);
    transition: 0.5s;
}

/* Light theme style for user selection */
.light-theme ::selection {
    background-color: var(--color-selection-light);
}

/* Dark theme style for user selection */
.dark-theme ::selection {
    background-color: var(--color-selection-dark);
}


/* Styles for navigation bar */
nav {
    position: fixed;
    background-color: var(--color-surface);
    width: 190px;
    top: 0px;
    left: -190px;
    height: 100%;
    z-index: 999;
    box-shadow: 2px 0 5px rgba(161,161,161,0.5);
    transition: 0.5s;
}
.light-theme nav {
    background-color: var(--color-surface);
    color: var(--color-text-light);
    box-shadow: 2px 0 5px rgba(161,161,161,0.5);
}
.dark-theme nav {
    background-color: var(--color-bg-dark);
    color: var(--color-text-dark);
    box-shadow: 2px 0 5px rgba(92,92,92,0.5);
}


/* Styles for hamburger-icon button navigation bar */
.nav-toggle-btn {
    padding: 10px 0px 15px 10px;
    display: inline-block;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 50px;
    height: 50px;
    background-color: var(--color-surface);
    border: 2px solid var(--color-border-weak);
    position: absolute;
    top: 2.5rem;
    left: 190px;
    line-height: 50px;
    border-top-right-radius: 7px;
    border-bottom-right-radius: 7px;
    cursor: pointer;
    transition: 0.5s;
}
.light-theme .nav-toggle-btn {
    background-color: var(--color-surface);
    color: var(--color-text-light);
    border: 2px solid var(--color-border-weak);
}
.dark-theme .nav-toggle-btn {
    background-color: var(--color-bg-dark);
    color: var(--color-text-dark);
    border: 2px solid rgba(85,85,85,0.8);
}


/* Define hamburger icon styles */
.nav-toggle-btn span {
    background: var(--color-text-light);
    border-radius: 3px;
    display: block;
    height: 3px;
    margin-top: 5px;
    position: relative;
    width: 25px;
    transition: all 0.5s ease;
}
.light-theme .nav-toggle-btn span {
    background: var(--color-text-light);
}
.dark-theme .nav-toggle-btn span {
    background: var(--color-white);
}


/* Transformation of hamburger icon into close icon */
.nav-toggle-btn.active span:nth-of-type(1) {
    transform: rotate3d(0, 0, 1, 45deg);
    top: 7px;
}
.nav-toggle-btn.active span:nth-of-type(2) {
    opacity: 0;
}
.nav-toggle-btn.active span:nth-of-type(3) {
    transform: rotate3d(0, 0, 1, -45deg);
    top: -9px;
}


/* Styles for each line in the navigation bar */
nav ul {
    list-style: none;
    margin-top: 3rem;
    padding: 0;
}
nav ul li {
    text-align: center;
}
nav ul li .nav-item-button,
nav ul li .nav-item-link {
    color: var(--accent-light);
    display: block;
    padding: 10px 0px;
    font-size: medium;
    font-weight: bold;
    cursor: pointer;
    margin: 0;
    width: 100%;
    background: transparent;
    border: 0;
    text-align: center;
}
nav ul li .nav-item-button i,
nav ul li .nav-item-link i {
    color: inherit;
    margin-right: 4px;
}
nav ul li .nav-item-button span.text,
nav ul li .nav-item-link span.text {
    text-decoration: underline;
    color: var(--accent-light);
    cursor: pointer;
}
nav ul li .nav-item-button:hover span.text,
nav ul li .nav-item-link:hover span.text {
    color: var(--accent-light);
    cursor: pointer;
}
nav ul li .nav-item-button:hover i,
nav ul li .nav-item-link:hover i {
    color: var(--accent-light);
}
nav ul li .nav-item-button:focus-visible,
nav ul li .nav-item-link:focus-visible {
    outline: 2px dashed var(--color-accent);
    outline-offset: 2px;
    border-radius: 6px;
}

.dark-theme nav ul li .nav-item-button:hover span.text,
.dark-theme nav ul li .nav-item-link:hover span.text {
    color: var(--accent-dark-strong);
    cursor: pointer;
}
.dark-theme nav ul li .nav-item-button,
.dark-theme nav ul li .nav-item-link {
    color: var(--accent-dark);
}
.dark-theme nav ul li .nav-item-button span.text,
.dark-theme nav ul li .nav-item-link span.text,
.dark-theme nav ul li .nav-item-button i,
.dark-theme nav ul li .nav-item-link i {
    color: var(--accent-dark);
}
.dark-theme nav ul li .nav-item-button:hover i,
.dark-theme nav ul li .nav-item-link:hover i {
    color: var(--accent-dark-strong);
}


/* Animated navigation menu bar */
.animated-menu {
    left: 0px;
}

.light-theme .animated-menu span {
  color: var(--accent-light);
}

.light-theme .animated-menu .nav-item-button,
.light-theme .animated-menu .nav-item-link {
  color: var(--accent-light);
}

.dark-theme .animated-menu span {
  color: var(--accent-dark);
}

.dark-theme .animated-menu .nav-item-button,
.dark-theme .animated-menu .nav-item-link {
  color: var(--accent-dark);
}


/* Code-style text for research interest */
code {
    font-family: "Consolas";
    color: var(--color-text-light);
    background-color: var(--color-muted-bg);
    padding: 2px 4px 2px 4px;
    font-size: 83%;
    border-radius: 5px;
    transition: 0.5s;
}
.light-theme code {
    color: var(--color-text-dark);
    background-color: var(--color-muted);
}
.dark-theme code {
    color: var(--color-text-light);
    background-color: var(--color-muted-bg);
}

/* Code container styles */
.codebox {
    font-family: "Consolas";
    color: var(--color-text-light);
    border-left: 4px solid var(--color-muted-2);
    padding: 0.25rem 0 0.25rem 0.75rem;
    opacity: 0.85;
    font-size: 89%;
    /* border-top-right-radius: 7px;
    border-bottom-right-radius: 7px; */
    transition: 0.5s;
}
.light-theme .codebox {
    color: var(--color-text-light);
    background-color: var(--color-surface);
}
.dark-theme .codebox {
    color: var(--color-text-dark);
    background-color: var(--color-card-dark);
}


/* Border styles for profile picture */
.ring-container {
    display: flex;
    align-items: center;
    justify-content: center;
}
.ring {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    box-sizing: border-box;
    position: relative;
}
.light-theme .ring::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    padding: 4px;
    box-sizing: border-box;
    /* background: linear-gradient(to right, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); */
    background: var(--accent-light-strong);
    mask-composite: exclude;
}

.dark-theme .ring::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    padding: 4px;
    box-sizing: border-box;
    /* background: linear-gradient(to right, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); */
    background: var(--accent-dark-strong);
    mask-composite: exclude;
}

.hollow-ring {
    width: 152px;
    height: 152px;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--color-white);
    z-index: 1;
    transition: 0.5s;
}
.light-theme .hollow-ring {
    background-color: var(--color-white);
}
.dark-theme .hollow-ring {
    background-color: var(--color-bg-dark);
}
.profile-image {
    width: 152px;
    height: 152px;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 5px solid var(--color-white);
    z-index: 2;
    transition: 0.5s;
}
.light-theme .profile-image {
    border: 5px solid var(--color-white)
}
.dark-theme .profile-image {
    border: 5px solid var(--color-bg-dark)
}


/* Styles for emoji indicator with emoji */
.emoji-indicator {
    font-size: medium;
    width: 43px;
    height: 43px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-emoji-bg);
    /* position: absolute;
    bottom: 5px;
    right: 1px; */
    position: relative;
    top: 112px;
    left: 107px;
    /* border: 4px solid #ffffff; */
    z-index: 1000;
}
.light-theme .emoji-indicator {
    /* border: 4px solid var(--color-white); */
    background-color: var(--color-emoji-bg);
}
.dark-theme .emoji-indicator {
    /* border: 4px solid var(--color-bg-dark); */
    background-color: var(--color-emoji-bg-dark);
}
.emoji-indicator .hover-text {
    display: none;
    white-space: nowrap;
    margin-left: 2px;
    /* margin-right: 4px; */
}
.emoji-indicator:hover .hover-text {
    display: inline;
}
.emoji-indicator:hover {
    border-radius: 21.5px;
    width: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* If using an image for the emoji indicator, make it fit the circle */
.emoji-indicator img,
.emoji-indicator .emoji-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    display: block;
}

/* Handle for social icons */
.social-icons .social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 3.70rem;
    width: 3.70rem;
    color: #495057; 
    border-radius: 100%;
    font-size: 1.5rem;
    margin-right: 0.25rem;
    padding-top: 4px;
    transition: transform 0.3s;
}
.social-icons .social-icon:hover {
    transform: scale(1.30);
}
.social-icons .social-icon:last-child {
    margin-right: 0;
}
.social-icons {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Keep the CV text anchored to the file icon in all contexts. */
.cv-icon-overlay {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}
.social-icons .cv-icon-overlay {
    width: 35px;
    height: 35px;
}
.cv-overlay-text {
    position: absolute;
    top: 70%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 12px;
    font-weight: bold;
    color: #ffffff;
    pointer-events: none;
    white-space: nowrap;
}
nav ul li .nav-item-link .cv-icon-overlay {
    margin-right: 4px;
}
nav ul li .nav-item-link .cv-icon-overlay i {
    margin-right: 0;
}


/* Styles for overlay background when activating contact info card */
.contact-card-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}


/* Styles for information card and its child entities */
.information_card {
    font-family: 'Fira Code', monospace;
    position: relative;
    width: 450px;
    height: 315px;
}
#front_end_card {
    position: absolute;
    width: 100%;
    height: 100%;
    transition: transform 0.5s;
    transform-style: preserve-3d;
    cursor: pointer;
    border-radius: 15px;
    box-shadow: 0 0 5px var(--color-black);
}
.front, .back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px;
    border-radius: 15px;
    overflow: hidden;
}
.front {
    background: var(--color-card-dark);
    color: var(--color-text-dark);
}
.back {
    background-color: var(--color-card-dark);
    background-image:
        linear-gradient(45deg, rgba(0, 0, 0, 0.1) 25%, transparent 25%, transparent 75%, rgba(0, 0, 0, 0.1) 75%, rgba(0, 0, 0, 0.1)),
        linear-gradient(45deg, rgba(0, 0, 0, 0.1) 25%, transparent 25%, transparent 75%, rgba(0, 0, 0, 0.1) 75%, rgba(0, 0, 0, 0.1));
    background-size: 10px 10px;
    background-position: 0 0, 5px 5px;
    transform: rotateY(180deg);
    text-align: left;
    align-items: flex-start;
}
.flip {
    transform: rotateY(180deg);
}
.contact-info-card {
    background: transparent;
    color: white;
    padding: 15px;
    border-radius: 15px;
}
.code-line {
    display: flex;
}
.line-number {
    color: var(--color-muted);
    width: 30px;
    text-align: right;
    padding-right: 10px;
}
.code-content {
    white-space: pre;
}
.keyword {
    color: #569cd6;
}
.self {
    color: #82c5fc;
}
.string {
    color: #d69d85;
}
.namespace {
    color: #4ec9b0;
}
.function {
    color: #dcdcaa;
}
.card-name {
    font-size: 23px;
    margin-bottom: 5px;
    font-weight: bold;
}
.card-website-link {
    color: var(--color-muted); 
    font-size: 19px;
    font-weight: bold;
}


/* Styles for volume emoji */
#volumeEmoji {
    cursor: pointer;
    font-size: 21px;
    user-select: none;
}
#volumeEmoji:focus {
    outline: none;
}


/* Styles for project list */
#projects {
    margin: 0px;
}
.project {
    margin: 0px;
}


/* Styles for project list */
#pictures {
    margin: 0px;
}
.picture {
    margin: 0px;
}


/* Shared styles for filter buttons */
#filters-project .filter-button,
#filters-pictures .filter-button,
#filters-resources .filter-button {
    padding: 4px 7px;
    border: 1px solid var(--color-border-dark);
    border-radius: 10px;
    background-color: transparent;
    color: var(--color-text-light);
    cursor: pointer;
    transition: background-color 0.5s, box-shadow 0.5s;
}
#filters-project .filter-button:hover,
#filters-pictures .filter-button:hover,
#filters-resources .filter-button:hover {
    background-color: rgba(194, 194, 194, 0.45);
}
#filters-project .filter-button.active,
#filters-pictures .filter-button.active,
#filters-resources .filter-button.active {
    background-color: rgba(194, 194, 194, 0.45);
}


/* Light theme styles for filter button */
.light-theme #filters-project .filter-button,
.light-theme #filters-pictures .filter-button {
    border: 1px solid var(--color-border-dark);
    color: var(--color-text-light);
}

.light-theme #filters-resources .filter-button {
    border: 1px solid #333333;
    color: #333333;
}

.light-theme #filters-project .filter-button:hover,
.light-theme #filters-project .filter-button.active,
.light-theme #filters-pictures .filter-button:hover,
.light-theme #filters-pictures .filter-button.active,
.light-theme #filters-resources .filter-button:hover,
.light-theme #filters-resources .filter-button.active {
    border-color: var(--accent-light);
    background-color: rgba(179, 108, 86, 0.14);
    color: var(--accent-light-strong);
}


/* Dark theme styles for filter button */
.dark-theme #filters-project .filter-button,
.dark-theme #filters-pictures .filter-button {
    border: 1px solid var(--color-white);
    color: var(--color-white);
}

.dark-theme #filters-resources .filter-button {
    border: 1px solid #6f7a72;
    color: #e9efe6;
    background-color: rgba(255, 255, 255, 0.03);
}

.dark-theme #filters-project .filter-button:hover,
.dark-theme #filters-project .filter-button.active,
.dark-theme #filters-pictures .filter-button:hover,
.dark-theme #filters-pictures .filter-button.active,
.dark-theme #filters-resources .filter-button:hover,
.dark-theme #filters-resources .filter-button.active {
    border-color: var(--accent-dark);
    background-color: rgba(188, 223, 134, 0.14);
    color: #f4f8f2;
}

/* Styles for pager buttons */
.isotope-pager-pictures {
    display: flex;
    list-style-type: none;
    align-items: center;
    justify-content: center;
}
.isotope-pager-pictures .pager {
    display: block;
    padding: 4px 7px;
    background-color: transparent;
    border: 1px solid var(--color-border-dark);
    margin: 0 5px;
    border-radius: 7px;
    transition: 0.5s;
}
.isotope-pager-pictures .pager:hover {
    background-color: rgba(194, 194, 194, 0.45);
    cursor: pointer;
}
.isotope-pager-pictures .pager.active {
    background-color: rgba(194, 194, 194, 0.45);
}


/* Light theme styles for pager button */
.light-theme .isotope-pager-pictures .pager {
    border: 1px solid var(--color-border-dark);
    color: var(--color-text-light);
}


/* Dark theme styles for pager button */
.dark-theme .isotope-pager-pictures .pager {
    border: 1px solid var(--color-white);
    color: var(--color-white);
}


/* Disabled stye for pager buttons */
.isotope-pager-pictures .pager:disabled {
    background-color: var(--color-disabled);
    color: var(--color-disabled-text);
    cursor: default;
    opacity: 0.5;
    border: 1px solid var(--color-border-muted);
}


/* Styles for pager buttons */
.isotope-pager-project {
    display: flex;
    list-style-type: none;
    align-items: center;
    justify-content: center;
}
.isotope-pager-project .pager {
    display: block;
    padding: 4px 7px;
    background-color: transparent;
    border: 1px solid var(--color-border-dark);
    margin: 0 5px;
    border-radius: 7px;
    transition: 0.5s;
}
.isotope-pager-project .pager:hover {
    background-color: rgba(194, 194, 194, 0.45);
    cursor: pointer;
}
.isotope-pager-project .pager.active {
    background-color: rgba(194, 194, 194, 0.45);
}


/* Light theme styles for pager button */
.light-theme .isotope-pager-project .pager {
    border: 1px solid var(--color-border-dark);
    color: var(--color-text-light);
}


/* Dark theme styles for pager button */
.dark-theme .isotope-pager-project .pager {
    border: 1px solid var(--color-white);
    color: var(--color-white);
}


/* Disabled stye for pager buttons */
.isotope-pager-project .pager:disabled {
    background-color: var(--color-disabled);
    color: var(--color-disabled-text);
    cursor: default;
    opacity: 0.5;
    border: 1px solid var(--color-border-muted);
}


/* Styles for pager buttons */
.isotope-pager-github {
    display: flex;
    list-style-type: none;
    align-items: center;
    justify-content: center;
}
.isotope-pager-github .pager {
    display: block;
    padding: 4px 7px;
    background-color: transparent;
    border: 1px solid var(--color-border-dark);
    margin: 0 5px;
    border-radius: 7px;
    transition: 0.5s;
}
.isotope-pager-github .pager:hover {
    background-color: rgba(194, 194, 194, 0.45);
    cursor: pointer;
}
.isotope-pager-github .pager.active {
    background-color: rgba(194, 194, 194, 0.45);
}


/* Light theme styles for pager button */
.light-theme .isotope-pager-github .pager {
    border: 1px solid #333333;
    color: #333333;
}


/* Dark theme styles for pager button */
.dark-theme .isotope-pager-github .pager {
    border: 1px solid var(--color-white);
    color: var(--color-white);
}


/* Disabled stye for pager buttons */
.isotope-pager-github .pager:disabled {
    background-color: var(--color-disabled);
    color: var(--color-disabled-text);
    cursor: default;
    opacity: 0.5;
    border: 1px solid var(--color-border-muted);
}


/* More/Less button for widgets */
.collapse.in { 
    display: inline !important; 
}


/* Handle for gallery and pictures in gallery
div.gallery {
    margin: 3px;
    border: 1px solid #ccc;
    border-radius: 8px;
    float: left;
    width: 212px;
}
div.gallery:nth-child(8n+1) {
    clear: both;
}
div.gallery img {
    width: 100%;
    height: auto;
    border-radius: 7px;
}
div.desc {
    padding: 8px;
    text-align: center;
}

#pictures {
  list-style-type: none;
  display: grid;
  grid-template-columns: repeat(auto-fill,minmax(300px,1fr));
  gap: 0.5rem;
  padding: 0.5rem;

  & li {
    background-color: rgba(0,0,0,0.1);

    & img {
      display: block;
      width: 100%;
      height: 40vmin;
      object-fit: cover; 
      transition: opacity 0.3s;
    }
  }

} */


/* Styles for update cards */
.news-card {
    background-color: var(--color-white);
    width: 100%;
    height: 115px;
    /* height: 365px; */
    border-radius: var(--card-radius);
    margin: 3px;
    border: var(--card-border-width) solid var(--card-border-light);
    box-shadow: var(--card-shadow-light);
    float: left;
    width: 180px;
    /* width: 211px; */
    display: flex;
    flex-direction: column;
}

.dark-theme .news-card {
    background-color: #2f2f2f;
    border-color: var(--card-border-dark);
    box-shadow: var(--card-shadow-dark);
}
.news-desc {
    flex-grow: 1;
    padding: 0.4rem var(--card-pad-x) 0rem var(--card-pad-x);
    font-size: 13px;
}
.news-time {
    color: grey;
    padding: 0rem var(--card-pad-x) 0.6rem var(--card-pad-x);
    font-size: 12px;
}
.owl-carousel .owl-nav .owl-prev, .owl-carousel .owl-nav .owl-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border-radius: 50%;
    font-size: 60px;
    padding: 20px;
    width: 40px;
    height: 40px; 
    align-items: center;
    justify-content: center;
    opacity: 0.75;
    background: transparent !important;
}
.owl-carousel .owl-nav .owl-prev:focus-visible,
.owl-carousel .owl-nav .owl-next:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}
.owl-carousel .owl-nav .owl-prev {
    left: -30px;
}
.owl-carousel .owl-nav .owl-next {
    right: -33px;
}
.owl-carousel .owl-dots {
    display: none;
}
.owl-carousel {
    margin: 0;
    position: relative;
}

/* Keep updates cards fully visible regardless of owl/theme defaults */
#updates .owl-carousel .owl-item,
#updates .owl-carousel .owl-item .news-card {
    opacity: 1 !important;
    filter: none !important;
}


/* Styles for Github cards container */
#github-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    max-width: 1600px;
    margin: 15px;
}


/* Styles for GitHub cards */
.github-card {
    flex: 0 1 calc(50% - 20px);
    margin: 0px 15px 10px 0px;
    background-color: var(--color-white);
    border-radius: var(--card-radius);
    border: var(--card-border-width) solid var(--card-border-light);
    box-shadow: var(--card-shadow-light);
    width: 500px;
    padding: var(--card-pad-y) var(--card-pad-x);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    transition: 0.5s;
}
.dark-theme .github-card {
    background-color: var(--color-card-dark);
    color: #f1f1f1;
    border: var(--card-border-width) solid var(--card-border-dark);
    box-shadow: var(--card-shadow-dark);
}

.dark-theme .resource-entry-card {
    background-color: var(--bg);
    border: var(--card-border-width) solid var(--card-border-dark);
    border-left: 4px solid var(--accent-dark);
}

.resource-entry-card {
    cursor: pointer;
    background-color: var(--bg);
    border: var(--card-border-width) solid var(--card-border-light);
    border-radius: var(--card-radius);
    border-left: 4px solid var(--color-accent);
    box-shadow: var(--card-shadow-light);
}

.resource-entry-card:hover,
.resource-entry-card:focus {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow-hover-light);
    outline: none;
}

.dark-theme .resource-entry-card:hover,
.dark-theme .resource-entry-card:focus {
    box-shadow: var(--card-shadow-hover-dark);
    border-left-color: var(--accent-dark);
}

.resource-entry-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.resource-entry-summary {
    font-size: 14px;
    color: var(--color-muted-2);
    line-height: 1.5;
}

.dark-theme .resource-entry-title {
    color: #f8fbf5;
}

.dark-theme .resource-entry-summary {
    color: #bcc6bf;
}

.resource-modal {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.62);
    backdrop-filter: blur(2px);
    z-index: 1200;
    padding: 18px;
}

.resource-modal[hidden] {
    display: none !important;
}

.resource-modal[aria-hidden="false"] {
    display: flex;
}

.resource-modal.open {
    display: flex;
}

.resource-modal-content {
    width: min(760px, 96vw);
    max-height: 85vh;
    overflow-y: auto;
    background: var(--color-white);
    color: var(--color-text-light);
    border-radius: 10px;
    border-top: 4px solid var(--color-accent);
    padding: 18px 20px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
    position: relative;
}

.dark-theme .resource-modal-content {
    background: #1f1f1f;
    color: #f1f1f1;
    border: 1px solid #3c3c3c;
    border-top: 4px solid var(--accent-dark);
    box-shadow: 0 20px 44px rgba(0, 0, 0, 0.55);
}

.resource-modal-close {
    position: absolute;
    top: 10px;
    right: 12px;
    border: none;
    background: transparent;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    color: inherit;
}

.dark-theme .resource-modal-close {
    color: #d9e6d2;
}

.dark-theme .resource-modal-close:hover {
    color: var(--accent-dark);
}

#resource-modal-title {
    margin: 0 32px 10px 0;
    color: var(--color-accent);
}

#resource-modal-body {
    line-height: 1.6;
}

.dark-theme #resource-modal-body {
    color: #d7ddd8;
}

body.modal-open {
    overflow: hidden;
}

@media (max-width: 768px) {
    .github-card {
        flex: 0 1 100%;
        width: auto;
    }
}


/* Styles for repository information */
.repo-header {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    transition: 0.5s;
}
.repo-header .bookmark-icon {
    margin-right: 8px;
    color: var(--color-muted-2);
    transition: 0.5s;
}
.repo-name {
    font-weight: 500;
    color: var(--color-link);
    font-size: 16px;
    text-decoration: none;
    transition: 0.5s;
}
.repo-name:hover {
    text-decoration: underline;
    color: var(--color-link);
}
.dark-theme .repo-name:hover {
    text-decoration: underline;
    color: var(--color-link);
}
.repo-description {
    font-size: 13px;
    color: var(--color-muted-2);
    margin-bottom: 16px;
    line-height: 1.4;
    transition: 0.5s;
}
.stats-number {
    margin-left: 4px;
    transition: 0.5s;
    transition: 0.5s;
}
.repo-stats {
    display: flex;
    align-items: center;
    font-size: 14px;
    transition: 0.5s;
}
.repo-stats > * {
    display: flex;
    align-items: center;
    margin-right: 16px;
}
.repo-stats i {
    margin-right: 8px;
}
.language-icon {
    color: #007bff;
    margin-right: 8px;
    transition: 0.5s;
}
.dark-theme .repo-description,
.dark-theme .stats-number,
.dark-theme .language {
    color: var(--color-text-dark);
}
.star-icon {
    color: var(--color-gold);
    transition: 0.5s;
}
.fork-icon {
    color: var(--color-text-light);
    transition: 0.5s;
}
.dark-theme .bookmark-icon,
.dark-theme .fork-icon {
    color: var(--color-muted);
}


/* Back-to-top button styles */
#back-to-top-button {
    display: inline-block;
    background-color: var(--color-backtotop);
    width: 55px;
    height: 55px;
    text-align: center;
    border-radius: 7px;
    position: fixed;
    bottom: 30px;
    right: 30px;
    transition: background-color .3s, opacity .5s, visibility .5s;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}
#back-to-top-button::after {
    content: "\f077";
    font-family: FontAwesome;
    font-weight: normal;
    font-style: normal;
    font-size: 2em;
    line-height: 50px;
    color: #fff;
}
#back-to-top-button:hover {
    cursor: pointer;
    background-color: var(--color-backtotop-hover);
}
#back-to-top-button:active {
    background-color: #9faba6;
}
#back-to-top-button.show {
    opacity: 0.70;
    visibility: visible;
}


/* Toggle theme button styles */
.toggle-theme-button {
    width: 55px;
    height: 55px;
    border-radius: 7px;
    cursor: pointer;
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000; 
    transition: background-color 0.5s ease, color 0.5s ease;
}


/* Light theme styles for toggle theme button */
.light-theme .toggle-theme-button {
    background-color: var(--color-toggle-light);
    color: var(--color-white);
}


/* Dark theme styles for toggle theme button */
.dark-theme .toggle-theme-button {
    background-color: var(--color-muted-bg);
    color: var(--color-text-light);
}


/* Container for the assistant icon */
.popup-icon-container {
    position: fixed;
    left: 10px;
    bottom: 20px;
    display: flex;
    align-items: center;
    cursor: pointer;
    z-index: 1000;
}


/* Assitant icon styles */
.icon {
    font-size: 30px;
    color: white;
    padding: 5px;
    border-radius: 50%;
}


/* Sppech balloon styles */
.speech-balloon {
    padding: 10px;
    border-radius: 10px;
    background-color: var(--color-surface);
    border: 2px solid var(--color-border-weak);
    max-width: 200px;
    margin-left: 0px;
    font-size: 14px;
    transition: 0.5s;
}


/* Light theme for speech balloon */
.light-theme .speech-balloon {
    background-color: var(--color-surface);
    color: var(--color-text-light);
    border: 2px solid var(--color-border-weak);
}


/* Dark theme for speech balloon */
.dark-theme .speech-balloon {
    background-color: var(--color-primary);
    color: var(--color-text-dark);
    border: 2px solid rgba(85,85,85,0.9);
}


/* Dismissal area styles for the assistant icon */
.dismissal-area {
    position: fixed;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background-color: rgba(176, 176, 176, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: white;
    z-index: 500; /* 500 := below the icon but above other content */
    display: none;
}

.hidden {
    display: none;
}


/* Styles for progress bar */
.progress-bar-container {
    width: 100%;
    height: 1px;
    background: var(--color-muted-bg);
    position: fixed;
    top: 0;
    z-index: 1;
    transition: 0.5s;
}
.progress-bar {
    height: 1px;
    background: var(--color-accent);
    width: 0%;
}
.light-theme .progress-bar-container {
    background: var(--color-muted-bg);
}
.dark-theme .progress-bar-container {
    background: var(--color-muted);
}


/* New style for webpage scrollbar */
::-webkit-scrollbar-track {
    background-color: var(--color-muted-bg);
}
::-webkit-scrollbar-thumb {
    background-color: var(--color-muted);
}
::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-muted-strong);
}
::-webkit-scrollbar {
    width: 10px;
}


/* Styles for middle-layer moving-particle canvas */
canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

#gallery {
  margin: 0;
}

/* Enhanced gallery styles (mimic CodePen layout: card tiles with hover overlay) */
#gallery-pictures {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -0.45rem;
    padding: 0.35rem 0;
    
}
#gallery-pictures .gallery-card {
    box-sizing: border-box;
    padding: 0.45rem;
    width: 100%;
}

/* Image styling */
.gallery-card .w-full {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: contain;
    object-position: center;
    background-color: rgba(255, 255, 255, 0.75);
    border-radius: var(--card-radius);
    border: 1px solid rgba(255, 255, 255, 0.92);
    box-shadow: var(--card-shadow-light);
    transition: transform 0.35s cubic-bezier(.2,.8,.2,1), box-shadow 0.3s, border-color 0.25s;
}

.gallery-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--card-radius);
}

/* Overlay that slides up on hover */
.gallery-card .overlay {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0.45rem;
    margin: 0 0.45rem;
    padding: 1rem;
    border-bottom-left-radius: var(--card-radius);
    border-bottom-right-radius: var(--card-radius);
    background: linear-gradient(180deg, var(--overlay-grad-start) 0%, var(--overlay-grad) 65%);
    color: var(--color-white);
    transform: translateY(24%);
    opacity: 0;
    transition: transform 0.35s, opacity 0.35s;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.gallery-card:hover .w-full {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow-hover-light);
}
.gallery-card:hover .overlay {
    transform: translateY(0%);
    opacity: 1;
}

.dark-theme .gallery-card .w-full {
    background-color: rgba(0, 0, 0, 0.22);
    border-color: rgba(255, 255, 255, 0.7);
    box-shadow: var(--card-shadow-dark);
}

.gallery-desc { color: var(--color-white); font-weight: 600; }
.gallery-time { color: rgba(255,255,255,0.85); font-size: 0.9rem; }

/* Responsive columns */
@media (min-width: 576px) {
    #gallery-pictures .gallery-card { width: 50%; }
}
@media (min-width: 900px) {
    #gallery-pictures .gallery-card { width: 33.3333%; }
}
@media (min-width: 1200px) {
    #gallery-pictures .gallery-card { width: 20%; }
}