/* Оформление статей, списков, кода и спиннера Google M3 */
#doc-viewport h1 {
    font-size: 1.75rem;
    line-height: 2.25rem;
    font-weight: 500;
    color: #ffffff;
    margin-bottom: 2rem;
    letter-spacing: -0.025em;
}

#doc-viewport h2 {
    font-size: 1.25rem;
    line-height: 1.75rem;
    font-weight: 500;
    color: #ffffff;
    margin-top: 3.5rem;
    margin-bottom: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid #18181b;
}

#doc-viewport h3 {
    font-size: 1rem;
    font-weight: 500;
    color: #e4e4e7;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

#doc-viewport p {
    color: #d4d4d8;
    font-size: 0.9375rem;
    line-height: 2rem;
    margin-bottom: 1.5rem;
    font-weight: 300;
}

/* Нумерованные и маркированные списки с гарантированным отступом */
.doc-list-ol {
    list-style: decimal outside !important;
    padding-left: 1.75rem !important;
    margin: 1.25rem 0 !important;
    color: #d4d4d8;
    font-size: 0.9375rem;
    line-height: 1.85rem;
}

.doc-list-ul {
    list-style: disc outside !important;
    padding-left: 1.75rem !important;
    margin: 1.25rem 0 !important;
    color: #d4d4d8;
    font-size: 0.9375rem;
    line-height: 1.85rem;
}

.doc-list-item {
    margin: 0.35rem 0;
    padding-left: 0.25rem;
}

.doc-list-item > .doc-list-ul {
    list-style: circle outside !important;
    padding-left: 1.75rem !important;
    margin: 0.5rem 0 !important;
}

.doc-list-item > .doc-list-ol {
    list-style: lower-alpha outside !important;
    padding-left: 1.75rem !important;
    margin: 0.5rem 0 !important;
}

/* Инлайн-код с копированием */
.inline-code-copy {
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8125rem;
    color: #e4e4e7;
    padding: 0.13rem 0.4rem;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.inline-code-copy:hover {
    background-color: rgba(255, 255, 255, 0.15);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.3);
}

.inline-code-copy.copied-active {
    background-color: #ffffff;
    color: #09090b;
    border-color: #ffffff;
}

/* Ссылки внутри контента статьи */
#doc-viewport a {
    color: #60a5fa;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    text-decoration-color: rgba(96, 165, 250, 0.45);
    transition: color 0.15s ease-in-out, text-decoration-color 0.15s ease-in-out;
}

#doc-viewport a:visited {
    color: #c084fc;
    text-decoration-color: rgba(192, 132, 252, 0.45);
}

#doc-viewport a:hover {
    color: #93c5fd;
    text-decoration-color: #93c5fd;
}

#doc-viewport a:active {
    color: #3b82f6;
    text-decoration-color: #3b82f6;
}

/* Интерактивная контекстная плашка и поля ввода */
.context-card-container {
    width: 100%;
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(24, 24, 27, 0.5);
    border: 1px solid #27272a;
    border-radius: 1rem;
    transition: border-color 0.2s ease-in-out;
}

.context-card-container.is-completed {
    border-color: rgba(255, 255, 255, 0.25);
    background: rgba(24, 24, 27, 0.3);
}

input::placeholder {
    color: #71717a !important;
    opacity: 1;
}

input:focus::placeholder {
    color: #52525b !important;
}

/* Google M3 монохромный спиннер */
.m3-spinner {
    width: 38px;
    height: 38px;
    animation: m3-rotate 1.4s linear infinite;
}

.m3-spinner-path {
    stroke: #ffffff;
    stroke-linecap: round;
    animation: m3-dash 1.4s ease-in-out infinite;
}

@keyframes m3-rotate {
    100% { transform: rotate(360deg); }
}

@keyframes m3-dash {
    0% { stroke-dasharray: 1, 200; stroke-dashoffset: 0; }
    50% { stroke-dasharray: 89, 200; stroke-dashoffset: -35px; }
    100% { stroke-dasharray: 89, 200; stroke-dashoffset: -124px; }
}