* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-sans);
    background:
        radial-gradient(540px 360px at 33% 120px, rgba(246, 177, 41, 0.10) 0%, rgba(246, 177, 41, 0.045) 34%, rgba(246, 177, 41, 0.012) 56%, rgba(246, 177, 41, 0) 82%),
        radial-gradient(360px 280px at 55% 300px, rgba(246, 177, 41, 0.08) 0%, rgba(246, 177, 41, 0.032) 36%, rgba(246, 177, 41, 0.01) 58%, rgba(246, 177, 41, 0) 82%),
        radial-gradient(260px 220px at 84% 390px, rgba(246, 177, 41, 0.07) 0%, rgba(246, 177, 41, 0.028) 34%, rgba(246, 177, 41, 0.008) 56%, rgba(246, 177, 41, 0) 82%),
        var(--color-bg-page);
    color: var(--color-text-primary);
    line-height: var(--line-height-copy);
    font-size: var(--font-size-text-sm);
}

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

a:hover {
    color: var(--color-accent);
}

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

.container {
    width: min(100% - 64px, var(--container-width));
    margin-inline: auto;
}

.site-main {
    min-height: 62vh;
    padding-bottom: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: var(--size-button-height);
    padding: 0 28px;
    border: 1px solid var(--color-border-strong);
    border-radius: 0;
    background-color: transparent;
    color: var(--color-text-primary);
    font-size: var(--font-size-text-md);
    font-weight: var(--font-weight-medium);
    transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

button,
[type='button'],
[type='submit'],
[type='reset'],
.btn {
    cursor: pointer;
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.btn-primary {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-text-primary);
}

.btn-primary:hover {
    background-color: var(--color-accent-active);
    border-color: var(--color-accent-active);
    color: var(--color-text-primary);
}

.btn-primary:active {
    background-color: var(--color-accent-active);
    border-color: var(--color-accent-active);
    color: var(--color-text-primary);
}

.btn-secondary {
    background-color: var(--color-bg-control);
    border-color: var(--color-border-strong);
    color: var(--color-text-primary);
}

.btn-secondary:hover {
    background-color: var(--color-accent-ghost);
    border-color: var(--color-accent-border-soft);
}

.btn-secondary:active {
    background-color: var(--color-accent-ghost-active);
}

.btn:active {
    transform: translateY(1px);
}

.btn-tertiary {
    min-height: 42px;
    padding: 8px 16px;
    font-size: var(--font-size-text-sm);
    border-color: var(--color-border-strong);
    background-color: var(--color-bg-control);
    color: var(--color-text-primary);
}

.error-page {
    min-height: 100vh;
    display: grid;
    place-content: center;
    gap: var(--space-4);
    text-align: center;
    padding: var(--space-8);
}

@media (max-width: 900px) {
    .container {
        width: min(100% - 24px, var(--container-width));
    }

    .btn {
        min-height: 48px;
        padding-inline: 16px;
        font-size: var(--font-size-text-md);
    }
}