:root {
    --bg-color: #f2f2f5;
    --bg-secondary: #e8e8ec;
    --text-primary: #1e2938;
    --text-secondary: #383838;
    --accent: #FC8422;
    --accent-light: #ffc180;
    --accent-dark: #d96a10;
    --font-stack: system-ui, sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-stack);
    line-height: 1.6;
    padding: 0;
    margin: 0;
}

.container {
    max-width: 1296px;
    margin: 0 auto;
    padding: 0 3rem;
}

.profile-card {
    background: var(--bg-secondary);
    border-radius: 4px;
    margin-top: 1.5rem;
    max-width: min(100%, 50vw);
    aspect-ratio: 1;
    padding: 1em 1.4rem;
}

.profile-picture {
    width: 100%;
    height: 100%;
    border-radius: 4px;
    object-fit: cover;
    position: relative;
    max-width: 100%;
    top: 0;
    left: 0;
    transition: opacity 0.4s ease;
    border: 3px solid var(--accent-light);
}

.grid-container {
    display: grid;
    grid-template-columns: 2fr 3fr 1fr;
    gap: 2rem;
    padding: 3em 0;
}


h1 {
    color: var(--text-primary);
}

p {
    color: var(--text-secondary);
}

.boxed {
    background-color: var(--bg-secondary);
    margin: 0.4em 0.4em 1em 0.4rem;
    border-radius: 4px;
}

.boxed-title {
    font-size: 1.5rem;
    padding: 0.4rem;
    margin: 0.2em 0.2em 0 0.2rem;
    cursor: pointer;
}

.boxed-title:hover {
    color: var(--accent);
}

.boxed-content {
    min-height: 0;
    display: flex;
    flex-direction: column;
    padding: 0 1rem;
}

.boxed-content a {
    color: var(--text-primary);
}

.boxed-hidden {
    padding-left: 0.6rem;
    display: grid;
    grid-template-rows: 0fr;
    overflow: hidden;
    transition: grid-template-rows 0.5s ease-out;
    border-top: 3px solid var(--accent);
}

.boxed.opened .boxed-hidden {
    grid-template-rows: 1fr;
    padding: 0.4rem;
}

.boxed-pictures {
    box-sizing: border-box;
    padding: 0.4rem;
    border-radius: 3px;
    max-width: 700px;
    width: 100%;
    height: auto;
}


.links-lists {
    display: grid;
    gap: 0.6rem;
}

a {
    color: var(--accent-dark);
    text-decoration: none;
    display: inline-block;
    border-bottom: 1px solid var(--accent-dark);
    margin-left: 0.5rem;
}

a:hover {
    color: var(--accent);
    border-bottom-color: var(--accent);
    transition: all 0.2s ease;
}

.divider {
    padding-bottom: 3rem;
}

hr {
    border: none;
    border-bottom: 3px solid var(--accent);
}

.rail-block {
    display: none;
}

.rail-block.is-visible {
    display: block;
    min-height: 1rem;
}

.rail-item.is-active {
    color: var(--text-secondary);
    opacity: 1;
    border: 3px solid var(--accent);
}

.rail-item:hover {
    opacity: 1;
    border: 3px double var(--accent-dark);
}

.rail {
    display: flex;
    gap: 2rem;
    background-color: var(--bg-color);
    border-radius: 4px;
    padding: 1.2rem;
    border: 3px double var(--accent);
    margin-top: 1.5em;
}

.rail-item {
    cursor: pointer;
    opacity: 0.5;
    transition: all 0.2s ease;
    padding: 0.8rem 1.2rem;
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-stack);
    width: 100%;
    outline: none;
}

.rail-display {
    flex: 1;
    border-radius: 6px;
    min-height: 380px;
    padding: 0 1.5rem;
    position: relative;
    background-color: var(--bg-secondary);
}

.rail-box {
    border-radius: 4px;
    padding: 0 1rem;
}

.rail-title {
    font-size: 1.5rem;
    margin: 0.6em 0;
    border-bottom: 3px solid var(--accent);
}


@media (max-width: 900px) {
    .grid-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2em 0 0 0;
    }

    .rail {
        flex-direction: column;
        gap: 1rem;
    }

    .rail-item {
        text-align: center;
        white-space: nowrap;
        width: auto;
    }

    .rail-display {
        min-height: auto;
    }

    hr {
        width: 100%;
        margin: 3em auto;
    }
}

@media (max-width: 480px) {
    .grid-container {
        padding: 1.5em 0 0 0;
    }

    h1 {
        font-size: 1.6rem;
    }

    .boxed-header {
        padding: 0.8em 1rem;
    }
}