body {
    font-family: serif; /* Fantasy font */
    margin: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}

header {
    background-color: var(--card-bg);
    border-bottom: 3px solid var(--button-bg);
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 8px var(--card-shadow);
}

header h1 {
    margin: 0;
    font-size: 28px;
    color: var(--text-color);
    letter-spacing: 2px;
}

main {
    padding: 20px;
}

* {
    box-sizing: border-box;
}

:root {
    --bg-color: #f4f4f4;
    --text-color: #cbc18f;
    --card-bg: #6f413e;
    --card-border: #ddd;
    --card-shadow: rgba(0,0,0,0.1);
    --button-bg: #989898;
    --button-hover: #adadad;
    --button-active: #cbd53a;
    --skill-box-bg: #c45500;
    --skill-box-border: #d5c489;
    --skill-box-text: #f5f5dc;
}

body.dark-mode {
    --bg-color: #2c1810;
    --text-color: #f5f5dc;
    --card-bg: #3e2723;
    --card-border: #5d4037;
    --card-shadow: rgba(0,0,0,0.3);
    --button-bg: #989898;
    --button-hover: #adadad;
    --button-active: #daa520;
    --skill-box-bg: #5d4037;
    --skill-box-border: #8d6e63;
    --skill-box-text: #f5f5dc;
}

#theme-toggle {
    background: linear-gradient(145deg, var(--button-bg), var(--button-bg) 50%, rgba(0,0,0,0.1));
    color: white;
    border: 2px solid rgba(0,0,0,0.2);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: bold;
    box-shadow:
        0 4px 8px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.3),
        inset 0 -1px 0 rgba(0,0,0,0.2);
    text-shadow: 0 1px 0 rgba(0,0,0,0.3);
    position: relative;
}

#theme-toggle:hover {
    background: linear-gradient(145deg, var(--button-hover), var(--button-hover) 50%, rgba(0,0,0,0.1));
    box-shadow:
        0 6px 12px rgba(0,0,0,0.4),
        inset 0 1px 0 rgba(255,255,255,0.4),
        inset 0 -1px 0 rgba(0,0,0,0.3);
    transform: translateY(-2px);
}

#theme-toggle:active {
    box-shadow:
        0 2px 4px rgba(0,0,0,0.3),
        inset 0 2px 4px rgba(0,0,0,0.3),
        inset 0 -2px 4px rgba(255,255,255,0.1);
    transform: translateY(0px);
}

#clear-all {
    background: #5d4037;
    font-family: 'Cinzel', serif;
    color: #f5f5dc;
    border: 2px solid rgba(0,0,0,0.2);
    padding: 1% 1%;
    border-radius: 8px;
    cursor: pointer;
    margin-bottom: 20px;
    margin-left: 5px;
    transition: all 0.2s ease;
    font-weight: bold;
    box-shadow:
        0 4px 8px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.3),
        inset 0 -1px 0 rgba(0,0,0,0.2);
    text-shadow: 0 1px 0 rgba(0,0,0,0.3);
    position: relative;
}

#clear-all:hover {
    background: linear-gradient(145deg, var(--button-hover), var(--button-hover) 50%, rgba(0,0,0,0.1));
    box-shadow:
        0 6px 12px rgba(0,0,0,0.4),
        inset 0 1px 0 rgba(255,255,255,0.4),
        inset 0 -1px 0 rgba(0,0,0,0.3);
    transform: translateY(-2px);
}

#clear-all:active {
    box-shadow:
        0 2px 4px rgba(0,0,0,0.3),
        inset 0 2px 4px rgba(0,0,0,0.3),
        inset 0 -2px 4px rgba(255,255,255,0.1);
    transform: translateY(0px);
}

#skillCheckboxes {
    margin-bottom: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 5px;
}

#skillCheckboxes input[type="checkbox"] {
    display: none;
}

#skillCheckboxes label {
    display: inline-block;
    padding: 3% 8%;
    background: #5d4037;
    color: #f5f5dc;
    border: 2px solid rgba(0,0,0,0.2);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;

    box-shadow:
        0 4px 8px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.3),
        inset 0 -1px 0 rgba(0,0,0,0.2);
    text-shadow: 0 1px 0 rgba(0,0,0,0.3);
    position: relative;
}

#skillCheckboxes label:hover {
    background: linear-gradient(145deg, var(--button-hover), var(--button-hover) 50%, rgba(0,0,0,0.1));
    box-shadow:
        0 6px 12px rgba(0,0,0,0.4),
        inset 0 1px 0 rgba(255,255,255,0.4),
        inset 0 -1px 0 rgba(0,0,0,0.3);
    transform: translateY(-2px);
}

#skillCheckboxes label:active {
    box-shadow:
        0 2px 4px rgba(0,0,0,0.3),
        inset 0 2px 4px rgba(0,0,0,0.3),
        inset 0 -2px 4px rgba(255,255,255,0.1);
    transform: translateY(0px);
}

/* Positive state: include items with this skill */
#skillCheckboxes label[data-state="true"] {
    background: linear-gradient(145deg, var(--button-active), var(--button-active) 50%, rgba(0,0,0,0.1));
    box-shadow:
        0 2px 4px rgba(0,0,0,0.3),
        inset 0 2px 4px rgba(0,0,0,0.3),
        inset 0 -2px 4px rgba(255,255,255,0.1);
    transform: translateY(0px);
}

#skillCheckboxes label[data-state="true"]:hover {
    background: linear-gradient(145deg, var(--button-active), var(--button-active) 50%, rgba(0,0,0,0.1));
    box-shadow:
        0 4px 8px rgba(0,0,0,0.4),
        inset 0 2px 4px rgba(0,0,0,0.4),
        inset 0 -2px 4px rgba(255,255,255,0.2);
    transform: translateY(-1px);
}

/* Negative state: exclude items with this skill */
#skillCheckboxes label[data-state="false"] {
    background: linear-gradient(145deg, #ff0019, #7d000c 50%, rgba(0,0,0,0.1));
    color: white;
    border-color: rgba(139, 0, 0, 0.3);
    box-shadow:
        0 2px 4px rgba(139, 0, 0, 0.4),
        inset 0 2px 4px rgba(0,0,0,0.3),
        inset 0 -2px 4px rgba(255,255,255,0.1);
    transform: translateY(0px);
    text-shadow: 0 1px 0 rgba(0,0,0,0.5);
}

#skillCheckboxes label[data-state="false"]:hover {
    background: linear-gradient(145deg, #c82333, #c82333 50%, rgba(0,0,0,0.1));
    box-shadow:
        0 4px 8px rgba(139, 0, 0, 0.5),
        inset 0 2px 4px rgba(0,0,0,0.4),
        inset 0 -2px 4px rgba(255,255,255,0.2);
    transform: translateY(-1px);
}

#main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

#main div {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 2px 5px var(--card-shadow);
    box-sizing: border-box;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 2px 5px var(--card-shadow);
    box-sizing: border-box;
}

#main div p {
    margin: 5px 0;
}

#main div p a {
    color: var(--text-color);
    text-decoration: none;
    transition: text-decoration 0.2s ease;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

#main div p a:hover {
    text-decoration: underline;
}

#main div p a .link-icon {
    font-size: 18px;
    vertical-align: middle;
}

body.dark-mode #main div p a {
    color: var(--text-color);
}

#main div strong {
    color: var(--text-color);
}

.skill-box {
    background-color: var(--skill-box-bg) !important;
    border: 3px solid var(--skill-box-border) !important;
    border-radius: 4px;
    padding: 2px 5px;
    font-size: 14px;
    margin: 2px;
    color: var(--skill-box-text);
    display: inline-block;
    white-space: nowrap;
    line-height: 0.1;
    box-sizing: border-box;
}

@media (min-width: 2560px) {
    body {
        margin: 60px;
    }

    #main {
        gap: 40px;
    }

    .card {
        padding: 30px;
    }
}