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

:root {
    --interior: 1.5rem;
    --interlin: 1.5;
    --prosa: 0.05rem;
    --anchura: 1100px;
    --minimum: 98px;
    --serif: 'R69', Optima, Palatino, 'Palatino Linotype', Times, 'Times New Roman', ui-serif, serif;
    --palo: 'GS', Seravek, Corbel, 'Source Sans Pro', 'Gill Sans', 'Gill Sans Nova', system-ui, sans-serif;
    --mono: 'TM', Menlo, Monaco, Consolas, 'Source Code Pro', ui-monospace, monospace;
    --texto: #3b3a38;
    --dim: #666;
    --gris: #ddd;
    --gris-b: #eee;
    --roma: 8px;
    --bg: #fff;
    --bg-alt: #f8f8f8;
    --bg-salt: #e8f4f8;
    --w: #fff;
    --slate-color: #34454c;
    --ochraceous-salmon: #d8a37b;
    --sulpher-yellow: #f5ecc2;
    --shadow: rgba(50, 50, 105, 0.15)0px 2px 5px 0px, rgba(0, 0, 0, 0.05)0px 1px 1px 0px;
    --cell-size: 6px
}

@font-face {
    font-family: GS;
    font-display: swap;
    src: url('/assets/fonts/GS-Regular.woff2')format('woff2');
    font-weight: 400;
    font-style: normal
}

@font-face {
    font-family: GS;
    font-display: swap;
    src: url('/assets/fonts/GS-Italic.woff2')format('woff2');
    font-weight: 400;
    font-style: italic
}

@font-face {
    font-family: R69;
    font-display: swap;
    src: url('/assets/fonts/R69-Bold.woff2')format('woff2');
    font-weight: 700;
    font-style: normal
}

@font-face {
    font-family: TM;
    font-display: swap;
    src: url('/assets/fonts/TM-Regular.woff2')format('woff2');
    font-weight: 400;
    font-style: normal
}

@media (prefers-color-scheme: dark) {
    :root {
    --texto: #d7d6d3;
    --dim: #9e9e9e;
    --gris: #353535;
    --gris-b: #464646;
    --bg: #121212;
    --bg-alt: 	#202020;
    --bg-salt: #1e272a;
    --w: #fff;
    --slate-color: #34454c;
    --ochraceous-salmon: #d8a37b;
    --sulpher-yellow: #f5ecc2;
    --shadow: rgba(50, 50, 105, 0.15)0px 2px 5px 0px, rgba(0, 0, 0, 0.05)0px 1px 1px 0px;
    }
    .colors-grid {
        .color-card {
            box-shadow: none;
            border: 1px solid var(--gris-b);
        }
    }
    main {
        a {
            border-bottom: 1px dotted var(--sulpher-yellow);

            &:hover {
                border-bottom: 1px solid var(--ochraceous-salmon)
            }
        }
    }
}

html {
    font-size: 18px;
    scrollbar-gutter: stable;
    scroll-behavior: smooth
}

body {
    font: normal 400 1rem/var(--interlin)var(--palo);
    font-feature-settings: 'liga', 'case' 0, 'clig', 'lnum', 'palt' 1;
    font-optical-sizing: auto;
    font-synthesis: none;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    color: var(--texto);
    background-repeat: repeat;
    background-attachment: fixed;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%23666' opacity='0.4' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E");
    background-color: var(--bg);
}

header {
    background-color: var(--bg);
    padding: var(--interior);
    text-align: center;

    &>div {
        margin: 0 auto;
        max-width: var(--anchura);

        .indice {
            display: flex;
            gap: calc(var(--interior)-0.5rem);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            margin-bottom: calc(var(--interior)/2);
            text-decoration: underline;
            text-decoration-color: transparent;
            text-decoration-thickness: 2px;
            text-underline-offset: .4rem;
            transition: all.3s ease;

            &:hover {
                text-decoration-color: var(--gris)
            }

            .svg-loader {
                max-width: 600px;
                height: auto;
                filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.2));

                svg {
                    animation: fadeIn 1s ease-out;
                    width: 100%;
                    height: auto
                }

                .rectangle {
                    transition: fill 1.5s cubic-bezier(0.4, 0, 0.2, 1)
                }

                .svg-container:hover svg {
                    transform: scale(1.05);
                    transition: transform 0.3s ease
                }

                @keyframes fadeIn {
                    from {
                        opacity: 0;
                        transform: scale(0.8)
                    }

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

    h1 {
        font-size: 2.25rem;
        line-height: 1.1;
        text-wrap: balance
    }

    h2 {
        font-family: var(--palo);
        font-weight: normal
    }

    p {
        margin-bottom: var(--interior);
        text-wrap: balance
    }

    .acciones {
        display: flex;
        justify-content: center;
        padding: .75rem 1rem 1rem;
        gap: .75rem
    }
}

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

img,
figure {
    max-width: 100%
}

.btn {
    display: inline-flex;
    gap: .5rem;
    justify-content: center;
    position: relative;
    font-family: var(--serif);
    line-height: 1;
    font-weight: 700;
    align-items: center;
    text-decoration: none;
    padding: .5rem 1.25rem;
    border: 2px solid var(--gris);
    border-radius: 4px;
    background: var(--bg-alt);

    &:hover {
        border: 2px solid var(--ochraceous-salmon)
    }
}

h1,
h2,
h3,
h4 {
    font-family: var(--serif);
    font-weight: 700
}

h1 {
    font-size: 1.5rem
}

h2 {
    font-size: 1.25rem;
    margin-bottom: calc(var(--interior)/2)
}

h3 {
    font-size: 1.125rem
}

h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: var(--prosa)
}

.vers {
    font-feature-settings: 'c2sc', 'onum';
    letter-spacing: var(--prosa)
}

.onum {
    font-feature-settings: 'onum'
}

.mincho,
.gothic {
    font-size: 0.875em;
}

.controls {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: center;

    .control-group {
        display: flex;
        flex-direction: column;
        gap: 5px;

        label {
            font-size: 0.8rem;
            color: var(--dim);
            text-transform: uppercase;
            letter-spacing: var(--prosa)
        }
    }
}

select,
input {
    padding: 8px 12px;
    border: 2px solid var(--gris);
    border-radius: calc(var(--roma)/2);
    font-family: var(--palo);
    font-size: 0.9rem;
    line-height: 1;
    color: var(--texto);
    background-color: var(--bg-alt);
    appearance: none
}

#paletteFilter {
    width: 100%;
    cursor: pointer
}

main {
    section {
        display: flex;
        gap: var(--interior);
        max-width: var(--anchura);
        margin: 0 auto;
        padding: calc(var(--interior)*2)0
    }

    article {
        padding: var(--interior);
        background-color: var(--bg);
        box-shadow: var(--shadow);
        border-radius: var(--roma);
        font-family: var(--palo);
        font-feature-settings: 'onum';
        max-width: var(--anchura);
        margin: calc(var(--interior)*2)auto;
        padding: var(--interior);
        display: grid;
        grid-template-columns: 3fr 1fr;
        gap: calc(var(--interior)*2);

        h3 {
            margin-top: var(--interior);

            &:first-of-type {
                margin-top: 0
            }
        }

        h4 {
            margin-bottom: calc(var(--interior) / 3);
            font-size: 0.8rem;
        }

        p,
        ol,
        ul {
            margin-bottom: calc(var(--interior)/2)
        }

        ol,
        ul {
            padding-left: var(--interior)
        }

        ul {
            list-style: square;

            ::marker {
                color: var(--ochraceous-salmon)
            }
        }
        .destaque {
            background-color: var(--bg-alt);
            margin: calc(var(--interior) - 0.5rem) 0;
            padding: var(--interior);
            border-radius: calc(var(--roma) / 2);
            ul, ol {
                margin: 0;
            }
        }
        figure {
            margin: calc(var(--interior) - 0.5rem) 0;
            img {
                border-radius: calc(var(--roma)/2);
                box-shadow: var(--shadow);
                object-fit: cover
            }

            figcaption {
                font-size: 0.8rem;
                text-align: center;
                text-wrap: balance;
                color: var(--dim)
            }
        }
    }

    .seccion {
        background-color: var(--slate-color);
        box-shadow: var(--shadow);
        color: var(--w);
        padding: calc(var(--interior)/2)var(--interior);
        position: sticky;
        top: 0;
        z-index: 100;

        &>div {
            display: flex;
            justify-content: space-between;
            align-content: center;
            max-width: var(--anchura);
            margin: 0 auto
        }

        h2 {
            text-transform: uppercase;
            letter-spacing: calc(var(--prosa)*2);
            margin-bottom: 0
        }
    }

    a {
        border-bottom: 1px solid var(--sulpher-yellow);

        &:hover {
            border-bottom: 1px solid var(--ochraceous-salmon)
        }
    }
}

.combinations-list {
    position: sticky;
    top: calc(61px+calc(var(--interior)*2));
    height: calc(70px*5);
    overflow-y: auto;
    width: 33%;
    background-color: var(--bg);
    border-radius: var(--roma);
    box-shadow: var(--shadow)
}

.combination-item,
.tone-item {
    padding: calc(var(--interior)/2)var(--interior);
    border-bottom: 1px solid var(--gris-b);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--interior);

    &:hover {
        background-color: var(--bg-alt)
    }
}

.combination-item.active {
    background-color: var(--bg-salt);
    border-left: 3px solid var(--slate-color)
}

.combination-preview {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;

    &>div:nth-child(3):last-child {
        grid-column: span 2;
        width: unset;
        aspect-ratio: unset
    }
}

.preview-color {
    width: 20px;
    height: 20px;
    aspect-ratio: 1/1;
    border-radius: calc(var(--roma)/4)
}

.combination-info,
.tone-info {
    flex: 1
}

.combination-number,
.tone-index {
    font-size: 0.9rem
}

.combination-colors,
.tone-meta {
    font-size: 0.8rem;
    font-style: italic;
    font-feature-settings: 'onum';
    color: var(--dim)
}

.visualization-area {
    flex: 1
}

.pattern-container {
    background-color: var(--bg);
    border-radius: var(--roma);
    padding: var(--interior);
    box-shadow: var(--shadow);
    margin-bottom: var(--interior)
}

.pattern-grid {
    display: grid;
    gap: 10px;
    max-width: 800px;
    margin: 0 auto
}

.pattern-cell {
    aspect-ratio: 1;
    position: relative;
    overflow: hidden;
    border-radius: 4px
}

.color-details {
    background-color: var(--bg);
    border-radius: var(--roma);
    padding: var(--interior);
    box-shadow: var(--shadow);

    .colors-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: calc(var(--interior)/2);

        .color-card {
            border-radius: calc(var(--roma)/2);
            box-shadow: var(--shadow);
            overflow: hidden;

            .color-swatch {
                height: 100px;
                position: relative;
                cursor: pointer;
                transition: transform 0.2s ease;

                .color-name {
                    position: absolute;
                    bottom: 5px;
                    left: 10px;
                    color: var(--w);
                    font-family: var(--serif);
                    font-size: 1rem;
                    font-weight: 700;
                    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
                    pointer-events: none
                }

                &:hover {
                    transform: scale(1.02)
                }
            }

            .color-values {
                padding: calc(var(--interior)/2);
                font-size: 0.85rem;

                &>div {
                    display: flex;
                    justify-content: space-between;
                    border-bottom: 1px solid var(--gris-b);
                    padding: 6px 0;

                    &>span:last-child {
                        font-family: var(--mono);
                        font-size: 0.75rem;
                        font-style: normal;
                        text-transform: uppercase;
                        -webkit-user-select: all;
                        user-select: all;
                    }

                    &:first-child {
                        padding-top: 0
                    }

                    &:last-child {
                        border-bottom: none;
                        padding-bottom: 0
                    }
                }

                &>div:nth-child(1) {
                    font-style: italic
                }

                &>div:nth-child(2) {
                    font-style: italic;
                    border-bottom: 2px solid var(--gris)
                }
            }
        }
    }
}

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

.pattern-1 .pattern-cell {
    display: flex;
    align-items: center;
    justify-content: center
}

.pattern-1 .inner-circle {
    width: 70%;
    height: 70%;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center
}

.pattern-1 .inner-square {
    width: 50%;
    height: 50%
}

.pattern-2 .pattern-cell {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr
}

.pattern-3 .pattern-cell {
    display: flex;
    flex-direction: column
}

.pattern-3 .stripe {
    flex: 1
}

.pattern-4 .pattern-cell {
    position: relative
}

.pattern-4 .diagonal {
    position: absolute;
    width: 100%;
    height: 100%;
    clip-path: polygon(0 0, 100%0, 0 100%)
}

.pattern-5 .pattern-cell {
    display: flex;
    align-items: center;
    justify-content: center
}

.pattern-5 .diamond {
    width: 70%;
    height: 70%;
    transform: rotate(45deg);
    overflow: hidden
}

.pattern-5 .diamond-inner {
    width: 100%;
    height: 100%;
    transform: rotate(-45deg)scale(1.42)
}

.pattern-6 .pattern-cell {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 0;
    padding: 0;
    background-color: var(--bg)
}

.pattern-6 .quad-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 0px
}

.pattern-6 .quad-cell {
    width: 100%;
    height: 100%
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: saturate(60%)blur(10px);
    -webit-backdrop-filter: saturate(60%)blur(10px);
    z-index: 1000;
    overflow-y: auto;

    .modal-content {
        background-color: var(--bg);
        margin: 50px auto;
        border-radius: var(--roma);
        max-width: 800px;
        width: 90%;
        max-height: 80vh;
        overflow-y: auto;
        box-shadow: var(--shadow);

        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--interior);
            padding: calc(var(--interior)/2)var(--interior);
            background-color: var(--bg-alt);
            border-bottom: 1px solid var(--gris-b);

            h2 {
                margin-bottom: 0
            }
        }

        .detalle {
            display: flex;
            flex-direction: column;
            padding: 0 var(--interior)var(--interior)var(--interior);
            gap: var(--interior);

            h4 {
                margin-bottom: calc(var(--interior)/3);
            }

            .tono-meta {
                display: flex;
                gap: var(--interior);
                align-items: center;
                justify-content: left;
                background-color: var(--bg-alt);
                padding: var(--interior);
                border-radius: var(--roma);

                .muestra {
                    width: 120px;
                    height: 120px;
                    border-radius: calc(var(--roma)/2);
                    flex-shrink: 0
                }

                &>div {
                    h3 {
                        margin-bottom: calc(var(--interior)/3)
                    }

                    p:first-of-type {
                        font-size: 0.8rem;
                        text-transform: uppercase;
                        letter-spacing: calc(var(--prosa)*2);
                        margin-bottom: var(--interior)
                    }
                }

                .vinculo {
                    display: flex;
                    flex-direction: column
                }
            }

            .tono-valores {
                &>div {
                    display: grid;
                    grid-template-columns: repeat(2, 1fr);
                    gap: calc(var(--interior)/3)calc(var(--interior)*4);
                    background-color: var(--bg-alt);
                    padding: var(--interior);
                    border-radius: var(--roma);

                    &>div {
                        display: flex;
                        justify-content: space-between;
                        font-size: 0.85rem;

                        span:first-child {
                            letter-spacing: var(--prosa)
                        }

                        span:last-child {
                            font-family: var(--mono);
                            font-size: 0.75rem;
                            text-transform: uppercase;
                            -webkit-user-select: all;
                            user-select: all;
                        }
                    }
                }
            }
        }
    }
}

.modal-close {
    font-size: 28px;
    cursor: pointer;
    color: var(--dim);
    line-height: 1;
    transition: color 0.2s ease;

    &:hover {
        color: var(--texto)
    }
}

.tonos-section {
    display: flex;
    gap: var(--interior)
}

.tone-list {
    position: sticky;
    top: calc(var(--minimum)+calc(var(--interior)*2));
    height: calc(100dvh-240px);
    overflow-y: auto;
    width: 33%;
    background-color: var(--bg);
    border-radius: var(--roma);
    box-shadow: var(--shadow)
}

.sections-grid {
    background-color: var(--bg);
    border-radius: var(--roma);
    padding: var(--interior);
    box-shadow: var(--shadow)
}

.sections-container {
    display: flex;
    flex-direction: column;
    gap: calc(var(--interior)*2)
}

.section-group:last-child {
    border-bottom: none;
    padding-bottom: 0
}

.section-title {
    margin-bottom: var(--interior);
    border-bottom: 1px solid var(--gris)
}

.section-colors {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: calc(var(--interior)/2)
}

.tone-card {
    cursor: pointer;
    transition: transform 0.2s ease
}

.tone-card:hover {
    transform: translateY(-2px)
}

.tone-swatch {
    aspect-ratio: 1;
    border-radius: calc(var(--roma)/2);
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 8px;
    box-shadow: var(--shadow)
}

.tone-number {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--w);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8)
}

.tone-name {
    font-size: 0.8rem;
    hyphens: auto;
    text-align: center;
    margin-top: 6px;
    line-height: 1.2
}

.tone-preview {
    width: 40px;
    height: 40px;
    border-radius: calc(var(--roma)/2);
    flex-shrink: 0
}

.tone-main-info {
    display: flex;
    gap: calc(var(--interior)/2);
    align-items: baseline
}

.tone-number-small {
    font-weight: 700;
    font-size: 0.9rem
}

.tone-name-small {
    font-size: 0.85rem
}

.tone-meta {
    display: flex;
    gap: var(--interior);
    font-size: 0.75rem;
    color: var(--dim);
    margin-top: 4px;
    font-style: italic
}

.tone-detail-meta {
    font-size: 0.9rem;
    color: var(--dim);
    margin-bottom: calc(var(--interior)/2)
}

.combinations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: calc(var(--interior)/2);
    a {
        border-bottom: 1px solid transparent;
    }
}

.combination-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: calc(var(--interior)/2);
    border-radius: calc(var(--roma)/2);
    transition: background-color 0.2s ease
}

.combination-link:hover {
    background-color: var(--bg-alt)
}

.mini-combination-preview {
    display: flex;
    gap: 2px
}

.mini-color-bar {
    width: 16px;
    height: 50px;
    border-radius: calc(var(--roma)/4)
}

.combination-number-small {
    font-size: 0.75rem;
    color: var(--dim)
}

body#inicio {
    main>section {
        display: grid;
        grid-template-columns: 3fr 1fr;
        gap: var(--interior)
    }

    main>section>div {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--interior);

        &>div:nth-child(1) {
            grid-column: span 2;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: var(--interior);
            background-color: var(--bg);
            box-shadow: var(--shadow);
            border-radius: var(--roma);
            text-align: center;
            text-wrap: balance
        }

        &>a:nth-child(2),
        &>a:nth-child(3) {
            padding: var(--interior);
            background-color: var(--bg);
            box-shadow: var(--shadow);
            border-radius: var(--roma);
            text-align: center;
            display: flex;
            flex-direction: column;
            justify-content: center;

            &:hover {
                background-color: #d8a37b;
                color: var(--bg);
                font-weight: 700
            }

            &>div:nth-child(1) {
                font-size: 2rem;
                font-weight: 700
            }
        }
    }
}

body#acerca-de {
    main>section {
        display: grid;
        grid-template-columns: repeat(2, 1fr)
    }
}

@media(max-width:768px) {
    * {
        --minimum: 64px
    }

    html {
        font-size: 16px
    }

    body#inicio,
    body#acerca-de {
        main>section {
            display: flex;
            flex-direction: column;
            gap: var(--interior);

            &>div {
                display: flex;
                flex-direction: column;
                gap: calc(var(--interior)-0.5rem);

                &>a:nth-child(2),
                &>a:nth-child(3) {
                    &>div:nth-child(1) {
                        font-size: 1.125rem
                    }
                }
            }
        }

        header {
            &>div {
                gap: 0
            }
        }
    }

    header {
        min-height: var(--minimum);
        position: static;

        &>div {
            flex-direction: column;
            gap: 0;
            align-items: start;
            justify-content: center
        }

        h1 {
            font-size: 1.5rem
        }

        h2 {
            font-size: 1.25rem;
            line-height: calc(var(--interlin) - 0.2)
        }
    }

    main {
        padding: 0;

        &>section {
            flex-direction: column-reverse;
            gap: var(--interior);
            padding: var(--interior)0
        }

        .seccion {
            margin-bottom: 0;
            border-radius: 0;
            position: sticky;
            top: 0;
            z-index: 2;

            h2 {
                font-size: 1rem
            }
        }

        article {
            display: flex;
            flex-direction: column-reverse;
            border-radius: 0;
            box-shadow: none;
            margin: 0;
        }
    }

    .controls {
        .control-group {
            flex-direction: row;
            align-items: center
        }
    }

    select,
    input {
        padding: 4px 6px
    }

    .modal {
        .modal-content {
            .detalle {
                .tono-meta {
                    flex-direction: column;
                    padding: calc(var(--interior)/2);
                    text-align: center;

                    .muestra {
                        width: 100%
                    }
                }

                .tono-valores {
                    &>div {
                        gap: calc(var(--interior)/3)var(--interior);
                        padding: calc(var(--interior)/2);

                        &>div {
                            flex-direction: column;
                            gap: 0;
                            justify-content: start
                        }
                    }
                }
            }
        }
    }

    .pattern-container {
        margin-bottom: calc(var(--interior)-0.5rem);
        box-shadow: none;
        border-radius: 0
    }

    section:has(.visualization-area) {
        padding-top: 0;
    }

    .color-details {
        border-radius: 0;
    }

    .combinations-list {
        width: calc(100%-calc(var(--interior)*2));
        height: calc(70px*3);
        position: static;
        margin: var(--interior) var(--interior) 0 var(--interior);
    }

    .sections-grid {
        border-radius: 0
    }

    .tone-list {
        display: none
    }

    .tonos-section {
        flex-direction: column
    }

    .section-colors {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr))
    }
}