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

html {
    font-family: Arial, sans-serif;
    color-scheme: dark;
}

body {
    margin: 0;
    min-height: 100vh;
    background: #121212;
    color: #f3f4f6;
    display: flex;
    flex-direction: column;
}

a {
    color: #93c5fd;
    text-decoration: none;
}

a:hover {
    color: #bfdbfe;
    text-decoration: underline;
}

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

p,
li {
    line-height: 1.6;
}

h1,
h2,
h3 {
    margin: 0 0 1rem;
    line-height: 1.2;
    color: #fff;
}

.margined,
.page-content {
    width: min(100% - 32px, 960px);
    margin: 0 auto;
}

.page-content {
    flex: 1;
    padding: 24px 0 48px;
}

.main-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: #1b1b1b;
    border: 1px solid #2f2f2f;
    margin-top: 16px;
    padding: 16px 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
}

.logo:hover {
    text-decoration: none;
}

.logo__image {
    width: 36px;
    height: 36px;
}

.logo__text {
    font-size: 1.25rem;
    font-weight: 700;
}

.nav-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.nav-bar__link {
    padding: 8px 12px;
    border-radius: 6px;
    color: #d1d5db;
}

.nav-bar__link--active,
.nav-bar__link:hover {
    background: #2a2a2a;
    color: #fff;
    text-decoration: none;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #9ca3af;
}

.user-info__image {
    width: 28px;
    height: 28px;
}

.page-section {
    background: #1b1b1b;
    border: 1px solid #2f2f2f;
    padding: 24px;
    margin-bottom: 20px;
}

.page-section--narrow {
    max-width: 720px;
}

.section-intro {
    margin-bottom: 20px;
}

.text-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.text-section__paragraph {
    max-width: 720px;
    margin: 0;
    color: #d1d5db;
}

.text-section__list,
.list {
    margin: 0;
    padding-left: 20px;
    color: #d1d5db;
}

.text-section__grid,
.quote-grid {
    display: grid;
    gap: 16px;
}

.text-section__grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.quote-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
    background: #181818;
    border: 1px solid #303030;
    padding: 16px;
}

.card-link {
    color: inherit;
    display: block;
}

.card__image {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    margin-bottom: 12px;
}

.card__text {
    margin: 0;
    color: #e5e7eb;
}

.simple-columns {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

.search-box,
.discussion-reply-form,
.generic-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.search-box {
    max-width: 560px;
}

.search-box__label,
.discussion-reply-form__label,
.generic-form__label {
    font-weight: 700;
    color: #f3f4f6;
}

.search-box__input,
.discussion-reply-form__input,
.discussion-reply-form__textarea,
.generic-form__textarea,
.generic-form__text-input,
input[type='text'],
textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #3a3a3a;
    background: #111;
    color: #f3f4f6;
}

.search-box__input::placeholder,
.discussion-reply-form__textarea::placeholder,
.generic-form__textarea::placeholder,
.generic-form__text-input::placeholder {
    color: #9ca3af;
}

.generic-form__textarea,
.discussion-reply-form__textarea {
    min-height: 140px;
    resize: vertical;
}

.generic-form__container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 720px;
}

.generic-form__error,
.discussion-reply-form__status,
.forum-thread__meta,
.discussion-card__meta,
.discussion-reply__author,
.main-footer__load-metrics,
.user-info__username {
    color: #9ca3af;
}

.generic-form__submit-button,
.discussion-reply-form__submit,
.quote-submissions__action-button {
    width: fit-content;
    padding: 10px 16px;
    border: 1px solid #3a3a3a;
    background: #2a2a2a;
    color: #f3f4f6;
    cursor: pointer;
}

.generic-form__submit-button:hover,
.discussion-reply-form__submit:hover,
.quote-submissions__action-button:hover:not(:disabled) {
    background: #333;
}

.quote-submissions__action-button:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.leaderboard,
.quote-submissions {
    width: 100%;
    border-collapse: collapse;
}

.leaderboard__header,
.leaderboard__cell,
.quote-submissions__header,
.quote-submissions__cell {
    padding: 12px;
    border: 1px solid #323232;
    text-align: left;
    vertical-align: top;
}

.leaderboard__head,
.quote-submissions__head {
    background: #222;
}

.competition-section__quote {
    margin-top: 16px;
    padding-left: 16px;
    border-left: 3px solid #3a3a3a;
    color: #d1d5db;
}

.quote-records__status {
    margin: 0 0 16px;
    color: #9ca3af;
}

.forums-list,
.discussion-replies,
.discussion-replies__list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.discussion-replies {
    margin-top: 32px;
}

.forum-thread__title {
    margin-bottom: 8px;
}

.discussion-section__back,
.forum-thread__excerpt {
    margin: 0;
    color: #d1d5db;
}

.main-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 20px 0 24px;
    border-top: 1px solid #2f2f2f;
}

.contacts {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

@media (max-width: 768px) {
    .margined,
    .page-content {
        width: min(100% - 20px, 960px);
    }

    .simple-columns {
        grid-template-columns: 1fr;
    }

    .main-header {
        padding: 14px;
    }

    .nav-bar {
        width: 100%;
    }

    .quote-grid,
    .text-section__grid {
        grid-template-columns: 1fr;
    }

    .leaderboard,
    .quote-submissions {
        display: block;
        overflow-x: auto;
    }
}