/* Site theme tokens */
.md-grid {
    max-width: 72rem;
}

:root {
    --brand-red: #c41230;
    --brand-red-bright: #ff3355;
    --brand-red-dark: #7a1022;
    --ops-ink: #05070b;
    --ops-ink-2: #090d15;
    --ops-ink-3: #101622;
    --ops-panel: rgba(15, 21, 32, 0.88);
    --ops-panel-strong: rgba(18, 25, 38, 0.96);
    --ops-line: rgba(203, 213, 225, 0.16);
    --ops-line-strong: rgba(255, 255, 255, 0.24);
    --ops-text: #f6f8fb;
    --ops-text-mid: #cbd5e1;
    --ops-text-low: #92a0b5;
    --ops-teal: #42d3c8;
    --ops-amber: #f6b64b;
    --ops-radius: 8px;
    --ops-shadow: 0 18px 50px rgba(0, 0, 0, 0.34);
}

[data-md-color-scheme="slate"] {
    --md-default-bg-color: var(--ops-ink);
    --md-default-fg-color: #e8edf7;
    --md-default-fg-color--light: #b8c2d6;
    --md-default-fg-color--lighter: #8e9bb2;
    --md-default-fg-color--lightest: rgba(142, 155, 178, 0.26);
    --md-typeset-a-color: #ff6079;
    --md-accent-fg-color: var(--brand-red-bright);
    --md-primary-fg-color: var(--brand-red);
    --md-primary-fg-color--light: var(--brand-red-bright);
    --md-primary-fg-color--dark: var(--brand-red-dark);
    --md-primary-bg-color: #fff5f7;
    --md-primary-bg-color--light: rgba(255, 245, 247, 0.82);
    --md-code-bg-color: rgba(255, 255, 255, 0.06);
}

html {
    background: var(--ops-ink);
}

body {
    background-color: var(--ops-ink);
    background-image:
        linear-gradient(180deg, rgba(196, 18, 48, 0.10), transparent 14rem),
        linear-gradient(135deg, #05070b 0%, #080d16 46%, #0d1420 100%);
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.md-main,
.md-container {
    background: transparent;
}

.md-content__inner {
    padding-top: 0.8rem;
    max-width: 850px;
    margin-left: auto;
    margin-right: auto;
}

.md-typeset {
    color: var(--ops-text-mid);
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
    letter-spacing: 0;
}

.md-typeset h1,
.md-typeset h2 {
    color: var(--ops-text);
    font-weight: 700;
}

.md-typeset h2 {
    margin-top: 2.4rem;
    padding-bottom: 0.5rem;
    font-size: 1.85em;
    border-bottom: 1px solid var(--ops-line);
}

.md-typeset h3,
.md-typeset h2 + h3 {
    margin-top: 1.8rem;
    padding-left: 0.7em;
    font-size: 1.25em;
    font-weight: 700;
    color: var(--ops-teal);
    border-left: 3px solid rgba(66, 211, 200, 0.4);
}

.md-typeset a {
    text-decoration-thickness: 0.06em;
    text-underline-offset: 0.18em;
}

.md-typeset :focus-visible,
.md-header :focus-visible {
    outline: 2px solid var(--ops-teal);
    outline-offset: 3px;
}

/* Header */
.md-header {
    background: rgba(7, 10, 16, 0.94);
    border-bottom: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.32);
    backdrop-filter: blur(16px);
}

.md-header::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 2px;
    background: linear-gradient(90deg, var(--brand-red), rgba(66, 211, 200, 0.65), transparent 70%);
}

.md-header__inner {
    min-height: 3.4rem;
}

.md-header__wordmark {
    color: var(--ops-text);
    font-weight: 800;
}

.md-header__wordmark:hover {
    color: #ffffff;
}

.md-nav__button.md-logo {
    display: none;
}

.md-header__nav {
    margin-left: 1.4rem;
}

.md-header__nav-list {
    display: flex;
    align-items: center;
    gap: 1.35rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.md-header__nav-link {
    color: var(--ops-text-mid);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 0.18s ease;
}

.md-header__nav-link:hover,
.md-header__nav-link--active {
    color: #ffffff;
}

.md-header__button.md-icon,
.md-header__button.md-icon svg,
.md-header__source {
    color: var(--ops-text);
    fill: currentColor;
}

/* Hero — identity band over an ops photo */

/* On the hero page, cancel every top offset the theme stacks above the content
   so the hero sits flush under the header: .md-main__inner's margin, the
   .md-content__inner padding, and the .md-content__inner::before spacer. */
.md-main__inner:has(.devops-hero) {
    margin-top: 0;
}

.md-content__inner:has(.devops-hero) {
    padding-top: 0;
}

.md-content__inner:has(.devops-hero)::before {
    display: none;
}

.md-typeset .devops-hero {
    position: relative;
    width: 100vw;
    margin: 0 0 2rem calc(50% - 50vw);
    overflow: hidden;
    border-bottom: 1px solid var(--ops-line);
    background-color: var(--ops-ink);
    background-image:
        linear-gradient(
            90deg,
            rgba(5, 7, 11, 0.97) 0%,
            rgba(5, 7, 11, 0.90) 34%,
            rgba(5, 7, 11, 0.55) 66%,
            rgba(5, 7, 11, 0.30) 100%
        ),
        linear-gradient(
            180deg,
            rgba(5, 7, 11, 0.55) 0%,
            transparent 30%,
            transparent 62%,
            rgba(5, 7, 11, 0.72) 100%
        ),
        url("../images/devops-hero.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    /* Bias the crop upward: show the lit containers/cranes, not the flat hull wall below */
    background-position: right 28%;
}

.md-typeset .devops-hero__content {
    position: relative;
    z-index: 1;
    width: min(72rem, calc(100vw - 2rem));
    margin: 0 auto;
    padding: 3.5rem 1rem 2.75rem;
}

.md-typeset .devops-hero__identity {
    max-width: 40rem;
}

.md-typeset .devops-hero__kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 0.7rem;
    color: #ffd7de;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.md-typeset .devops-hero__pulse {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--ops-teal);
    box-shadow: 0 0 0 0 rgba(66, 211, 200, 0.55);
    animation: devops-pulse 2.2s ease-out infinite;
}

@keyframes devops-pulse {
    0% { box-shadow: 0 0 0 0 rgba(66, 211, 200, 0.5); }
    70% { box-shadow: 0 0 0 0.5rem rgba(66, 211, 200, 0); }
    100% { box-shadow: 0 0 0 0 rgba(66, 211, 200, 0); }
}

.md-typeset .devops-hero__title {
    margin: 0;
    color: #ffffff;
    font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
    font-size: 4.25rem;
    line-height: 1.02;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.md-typeset .devops-hero__tagline {
    max-width: 30rem;
    margin: 1rem 0 0;
    color: var(--ops-text-mid);
    font-size: 1.05rem;
    line-height: 1.5;
    font-weight: 400;
}

.md-typeset .devops-hero__logistics {
    display: inline-flex;
    align-items: center;
    margin: 1.35rem 0 0;
    padding: 0.4rem 0.85rem;
    border: 1px solid var(--ops-line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--ops-text-low);
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.01em;
}

@media (prefers-reduced-motion: reduce) {
    .md-typeset .devops-hero__pulse { animation: none; }
}

/* Hero: two-column layout with a "This Week" preview on the right */
.md-typeset .devops-hero__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2.5rem;
}

.md-typeset .devops-hero__thisweek {
    flex: 0 0 23rem;
    min-width: 0;
    max-width: 23rem;
}

.md-typeset .devops-hero__thisweek-label {
    margin: 0 0 0.6rem;
    color: #ffd7de;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

/* Stronger backdrop so the reused card reads over the hero photo */
.md-typeset .devops-hero__thisweek .week-card {
    opacity: 1;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
        rgba(9, 13, 20, 0.82);
    backdrop-filter: blur(6px);
}

.md-typeset .devops-hero__thisweek-link {
    display: inline-block;
    margin-top: 0.75rem;
    color: var(--ops-teal);
    font-size: 0.78rem;
    font-weight: 700;
}

.md-typeset .devops-hero__thisweek-link:hover {
    text-decoration: underline;
}

@media screen and (max-width: 62rem) {
    .md-typeset .devops-hero__content {
        flex-direction: column;
        align-items: stretch;
    }

    .md-typeset .devops-hero__thisweek {
        flex-basis: auto;
        max-width: none;
    }
}

/* Assignment hero */
.md-typeset .assignment-hero {
    position: relative;
    min-height: 220px;
    margin: 0 0 1.5rem;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--ops-shadow);
    background-color: var(--ops-ink-3);
    background-image:
        linear-gradient(
            90deg,
            rgba(5, 8, 15, 0.94) 0%,
            rgba(5, 8, 15, 0.82) 42%,
            rgba(5, 8, 15, 0.42) 100%
        ),
        var(--hero-image, none);
    background-size: cover;
    background-position: center;
}

.md-typeset .assignment-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.75;
    background:
        radial-gradient(circle at 24% 45%, rgba(45, 212, 191, 0.16), transparent 36%),
        radial-gradient(circle at 78% 28%, rgba(255, 255, 255, 0.08), transparent 28%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(0, 0, 0, 0.22));
}

.md-typeset .assignment-hero-content {
    position: relative;
    z-index: 1;
    max-width: 760px;
    padding: 36px 48px;
}

.md-typeset .assignment-eyebrow {
    margin: 0 0 0.5rem;
    color: var(--ops-teal);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.md-typeset .assignment-hero h1 {
    margin: 0;
    padding: 0;
    border: none;
    color: var(--ops-text);
    font-size: clamp(2rem, 4.5vw, 3.75rem);
    line-height: 0.95;
    letter-spacing: -0.045em;
}

.md-typeset .assignment-dek {
    max-width: 640px;
    margin: 0.75rem 0 0;
    color: #d7dee8;
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    line-height: 1.55;
}

.md-typeset .assignment-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.md-typeset .assignment-tags span {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.35rem 0.7rem;
    color: #dbeafe;
    background: rgba(15, 23, 42, 0.48);
    border: 1px solid rgba(148, 163, 184, 0.16);
    font-size: 0.78rem;
    font-weight: 700;
}

/* Assignment metadata strip */
.md-typeset .assignment-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    margin: 0 0 2.5rem;
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 16px;
    overflow: hidden;
    background: rgba(15, 23, 42, 0.42);
    backdrop-filter: blur(10px);
}

.md-typeset .assignment-meta-item {
    padding: 1rem 1.25rem;
    border-right: 1px solid rgba(148, 163, 184, 0.14);
}

.md-typeset .assignment-meta-item:last-child {
    border-right: none;
}

.md-typeset .assignment-meta-label {
    display: block;
    margin: 0 0 0.25rem;
    color: var(--ops-teal);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.md-typeset .assignment-meta-value {
    display: block;
    color: #e5e7eb;
    font-size: 0.95rem;
    font-weight: 700;
}

.md-typeset .assignment-meta-bonus {
    color: var(--ops-amber);
}

@media (max-width: 700px) {
    .md-typeset .assignment-hero {
        min-height: 185px;
        margin-top: 0;
        border-radius: 14px;
        background-image:
            linear-gradient(
                180deg,
                rgba(5, 8, 15, 0.95) 0%,
                rgba(5, 8, 15, 0.82) 58%,
                rgba(5, 8, 15, 0.58) 100%
            ),
            var(--hero-image, none);
    }

    .md-typeset .assignment-hero-content {
        padding: 26px 24px;
    }

    .md-typeset .assignment-tags {
        gap: 0.4rem;
    }

    .md-typeset .assignment-tags span {
        font-size: 0.72rem;
    }

    .md-typeset .assignment-meta {
        grid-template-columns: 1fr 1fr;
        margin-bottom: 2rem;
    }

    .md-typeset .assignment-meta-item {
        border-right: none;
        border-bottom: 1px solid rgba(148, 163, 184, 0.14);
    }

    .md-typeset .assignment-meta-item:nth-child(odd) {
        border-right: 1px solid rgba(148, 163, 184, 0.14);
    }

    .md-typeset .assignment-meta-item:nth-last-child(-n + 2) {
        border-bottom: none;
    }
}

/* Lab cards — blue-violet instrumentation palette, intentionally distinct from homework. */
.md-typeset .lab-hero {
    position: relative;
    min-height: 220px;
    margin: 0 0 1.5rem;
    overflow: hidden;
    border: 1px solid rgba(96, 165, 250, 0.28);
    border-radius: 18px;
    box-shadow: var(--ops-shadow);
    background:
        radial-gradient(circle at 82% 20%, rgba(129, 140, 248, 0.31), transparent 27%),
        radial-gradient(circle at 72% 75%, rgba(56, 189, 248, 0.18), transparent 38%),
        linear-gradient(135deg, #0b1327 0%, #101a39 55%, #161849 100%);
}

.md-typeset .lab-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.4;
    background-image:
        linear-gradient(rgba(147, 197, 253, 0.15) 1px, transparent 1px),
        linear-gradient(90deg, rgba(147, 197, 253, 0.15) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: linear-gradient(90deg, transparent 0%, black 48%, black 100%);
}

.md-typeset .lab-hero__circuit {
    position: absolute;
    right: 8%;
    bottom: 16%;
    width: 36%;
    height: 40%;
    opacity: 0.7;
    border: 1px solid rgba(125, 211, 252, 0.4);
    border-radius: 10px;
    box-shadow: 1.8rem -1.25rem 0 -1px rgba(129, 140, 248, 0.25), -1.3rem 1.2rem 0 -1px rgba(56, 189, 248, 0.19);
    transform: rotate(-4deg);
}

.md-typeset .lab-hero__circuit::before,
.md-typeset .lab-hero__circuit::after {
    content: "";
    position: absolute;
    left: 13%;
    right: 13%;
    height: 0.55rem;
    border-radius: 999px;
    background: linear-gradient(90deg, #60a5fa 0 29%, transparent 29% 39%, #a78bfa 39% 78%, transparent 78%);
}

.md-typeset .lab-hero__circuit::before { top: 32%; }
.md-typeset .lab-hero__circuit::after { top: 62%; opacity: 0.65; }

.md-typeset .lab-hero__content {
    position: relative;
    z-index: 1;
    max-width: 760px;
    padding: 36px 48px;
}

.md-typeset .lab-eyebrow,
.md-typeset .lab-meta-label {
    color: #93c5fd;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.md-typeset .lab-eyebrow { margin: 0 0 0.5rem; }

.md-typeset .lab-hero h1 {
    margin: 0;
    padding: 0;
    border: none;
    color: var(--ops-text);
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    line-height: 1;
    letter-spacing: -0.04em;
}

.md-typeset .lab-dek {
    max-width: 640px;
    margin: 0.75rem 0 0;
    color: #dbeafe;
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    line-height: 1.55;
}

.md-typeset .lab-meta {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1.05fr) minmax(0, 1.15fr) minmax(0, 1.45fr);
    margin: 0 0 2.5rem;
    overflow: hidden;
    border: 1px solid rgba(96, 165, 250, 0.25);
    border-radius: 16px;
    background: rgba(13, 24, 55, 0.55);
    backdrop-filter: blur(10px);
}

.md-typeset .lab-meta-item {
    padding: 1rem 1.25rem;
    border-right: 1px solid rgba(147, 197, 253, 0.16);
}

.md-typeset .lab-meta-item:last-child { border-right: none; }

.md-typeset .lab-meta-label {
    display: block;
    margin: 0 0 0.25rem;
    font-size: 0.72rem;
}

.md-typeset .lab-meta-value {
    display: block;
    color: #e5e7eb;
    font-size: 0.95rem;
    font-weight: 700;
}

.md-typeset .lab-meta-link {
    display: inline-flex;
    gap: 0.35rem;
    align-items: center;
    color: #e5e7eb;
    text-decoration: none;
    transition: color 0.15s ease;
}

.md-typeset .lab-meta-link:hover {
    color: #93c5fd;
}

.md-typeset .lab-meta-item .canvas-submission {
    margin: 0;
}

.md-typeset .lab-meta-item .canvas-submission__link {
    gap: 0.35rem;
    padding: 0;
    border: none;
    color: #e5e7eb;
    background: transparent;
    font-size: 0.95rem;
    font-weight: 700;
}

.md-typeset .lab-meta-item .canvas-submission__link:hover {
    border-color: transparent;
    color: #93c5fd;
    background: transparent;
    transform: none;
}

@media (max-width: 700px) {
    .md-typeset .lab-hero { min-height: 185px; border-radius: 14px; }
    .md-typeset .lab-hero__content { padding: 26px 24px; }
    .md-typeset .lab-hero__circuit { width: 48%; right: 4%; opacity: 0.42; }
    .md-typeset .lab-meta { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: 2rem; }
    .md-typeset .lab-meta-item { border-right: none; border-bottom: 1px solid rgba(147, 197, 253, 0.16); }
    .md-typeset .lab-meta-item:nth-child(odd) { border-right: 1px solid rgba(147, 197, 253, 0.16); }
    .md-typeset .lab-meta-item:nth-last-child(-n + 2) { border-bottom: none; }
}

/* Assignment index */
.md-typeset .assignment-index-intro {
    max-width: 48rem;
    margin: -0.2rem 0 2rem;
}

.md-typeset .assignment-index-intro > p:last-child {
    margin: 0;
    color: var(--ops-text-low);
    font-size: 1.02rem;
    line-height: 1.6;
}

.md-typeset .assignment-index-kicker {
    margin: 0 0 0.45rem;
    color: var(--ops-teal);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.md-typeset .assignment-index-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
    margin: 0 0 2rem;
}

.md-typeset .assignment-index-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--ops-line);
    border-radius: 16px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012)),
        var(--ops-panel);
    box-shadow: var(--ops-shadow);
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.md-typeset .assignment-index-card:hover {
    border-color: rgba(66, 211, 200, 0.5);
    box-shadow: 0 20px 56px rgba(0, 0, 0, 0.42);
    transform: translateY(-3px);
}

.md-typeset .assignment-index-card__art {
    position: relative;
    display: flex;
    align-items: flex-end;
    min-height: 10.5rem;
    padding: 1rem 1.15rem;
    overflow: hidden;
    color: var(--ops-teal);
    text-decoration: none;
    background-color: var(--ops-ink-3);
    background-image:
        linear-gradient(180deg, rgba(5, 8, 15, 0.12) 0%, rgba(5, 8, 15, 0.82) 100%),
        var(--assignment-image, none);
    background-position: center;
    background-size: cover;
}

.md-typeset .assignment-index-card__art::after {
    content: "";
    position: absolute;
    inset: 0;
    border-bottom: 1px solid var(--ops-line);
    background: radial-gradient(circle at 76% 18%, rgba(66, 211, 200, 0.2), transparent 32%);
    pointer-events: none;
}

.md-typeset .assignment-index-card__art span {
    position: relative;
    z-index: 1;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.md-typeset .assignment-index-card__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 1.15rem 1.2rem 1.25rem;
}

.md-typeset .assignment-index-card h2 {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 1.35rem;
    line-height: 1.18;
}

.md-typeset .assignment-index-card h2 a {
    color: var(--ops-text);
    text-decoration: none;
}

.md-typeset .assignment-index-card h2 a:hover {
    color: var(--ops-teal);
}

.md-typeset .assignment-index-card__summary {
    margin: 0.7rem 0 1.15rem;
    color: var(--ops-text-mid);
    font-size: 0.88rem;
    line-height: 1.55;
}

.md-typeset .assignment-index-card__dates {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin: auto 0 1.1rem;
    padding-top: 0.9rem;
    border-top: 1px solid var(--ops-line);
}

.md-typeset .assignment-index-card__dates div {
    min-width: 0;
}

.md-typeset .assignment-index-card__dates dt {
    margin-bottom: 0.18rem;
    color: var(--ops-text-low);
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.md-typeset .assignment-index-card__dates dd {
    margin: 0;
    color: var(--ops-text);
    font-size: 0.8rem;
    font-weight: 700;
    line-height: 1.35;
}

.md-typeset .assignment-index-card__link {
    align-self: flex-start;
    color: var(--ops-teal);
    font-size: 0.8rem;
    font-weight: 800;
    text-decoration: none;
}

.md-typeset .assignment-index-card__link span {
    display: inline-block;
    margin-left: 0.18rem;
    transition: transform 0.18s ease;
}

.md-typeset .assignment-index-card__link:hover span {
    transform: translateX(0.2rem);
}

@media (max-width: 700px) {
    .md-typeset .assignment-index-grid {
        grid-template-columns: 1fr;
    }

    .md-typeset .assignment-index-card__art {
        min-height: 9.5rem;
    }
}

/* Lab index */
.md-typeset .lab-index-intro {
    max-width: 48rem;
    margin: -0.2rem 0 2rem;
}

.md-typeset .lab-index-intro > p:last-child {
    margin: 0;
    color: var(--ops-text-low);
    font-size: 1.02rem;
    line-height: 1.6;
}

.md-typeset .lab-index-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
    margin: 0 0 2rem;
}

.md-typeset .lab-index-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--ops-line);
    border-radius: 16px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012)),
        var(--ops-panel);
    box-shadow: var(--ops-shadow);
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.md-typeset .lab-index-card:hover {
    border-color: rgba(66, 211, 200, 0.5);
    box-shadow: 0 20px 56px rgba(0, 0, 0, 0.42);
    transform: translateY(-3px);
}

.md-typeset .lab-index-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0 1.2rem;
    padding: 1rem 0 0.8rem;
    border-bottom: 1px solid var(--ops-line);
}

.md-typeset .lab-index-card__eyebrow,
.md-typeset .lab-index-card__date {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.md-typeset .lab-index-card__date {
    color: var(--ops-text-mid);
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.68rem;
    letter-spacing: 0.06em;
}

.md-typeset .lab-index-card__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 1.15rem 1.2rem 1.25rem;
}

.md-typeset .lab-index-card h2 {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 1.35rem;
    line-height: 1.18;
}

.md-typeset .lab-index-card h2 a {
    color: var(--ops-text);
    text-decoration: none;
}

.md-typeset .lab-index-card h2 a:hover {
    color: var(--ops-teal);
}

.md-typeset .lab-index-card__summary {
    margin: 0.7rem 0 0.9rem;
    color: var(--ops-text-mid);
    font-size: 0.88rem;
    line-height: 1.55;
}

.md-typeset .lab-index-card__details {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 0.75rem;
    margin: auto 0 1.1rem;
    padding-top: 0.9rem;
    border-top: 1px solid var(--ops-line);
}

.md-typeset .lab-index-card__details div {
    min-width: 0;
}

.md-typeset .lab-index-card__details dt {
    margin-bottom: 0.18rem;
    color: var(--ops-text-low);
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.md-typeset .lab-index-card__details dd {
    margin: 0;
    color: var(--ops-text);
    font-size: 0.8rem;
    font-weight: 700;
    line-height: 1.35;
}

.md-typeset .lab-index-card__link {
    align-self: flex-start;
    color: var(--ops-teal);
    font-size: 0.8rem;
    font-weight: 800;
    text-decoration: none;
}

.md-typeset .lab-index-card__link span {
    display: inline-block;
    margin-left: 0.18rem;
    transition: transform 0.18s ease;
}

.md-typeset .lab-index-card__link:hover span {
    transform: translateX(0.2rem);
}

@media (max-width: 700px) {
    .md-typeset .lab-index-grid {
        grid-template-columns: 1fr;
    }
}

/* Shared surfaces */
.card {
    border-radius: var(--ops-radius);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012)),
        var(--ops-panel);
    border: 1px solid var(--ops-line);
    box-shadow: var(--ops-shadow);
}

a.card {
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

a.card:hover {
    border-color: rgba(255, 96, 121, 0.58);
    box-shadow: 0 20px 56px rgba(0, 0, 0, 0.42);
    transform: translateY(-2px);
}

.card .container {
    padding: 0.8rem 1rem;
    text-align: center;
}

.md-typeset table:not([class]) {
    background: rgba(12, 17, 27, 0.78);
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    overflow: hidden;
}

.md-typeset table:not([class]) th {
    background: rgba(255, 255, 255, 0.055);
    color: var(--ops-text);
}

.md-typeset table:not([class]) td,
.md-typeset table:not([class]) th {
    border-color: var(--ops-line);
}

.md-typeset table:not([class]) tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.035);
}

.md-sidebar {
    width: 11.5rem;
}

.md-footer,
.md-footer-meta,
.md-footer-meta__inner {
    background: #05070b;
}

.md-footer {
    margin-top: 2rem;
    border-top: 1px solid var(--ops-line);
}

/* Labels and chips used across generated course content */
a.label,
a.label:visited {
    color: #fff;
}

a.label:hover {
    color: #fff;
    text-decoration: underline;
}

.label,
.md-typeset .chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin: 0.14em;
    padding: 0.45em 0.72em;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: #202a3d;
    color: #edf4ff;
    font-size: 0.65rem;
    font-weight: 800;
    line-height: 1;
    vertical-align: baseline;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.label.label-aqua { background-color: #177d7a; border-color: #229d98; }
.label.label-red { background-color: #c93445; border-color: #e44b5e; }
.label.label-gold { background-color: #b9781e; border-color: #d99036; }
.label.label-green { background-color: #24864d; border-color: #35a763; }
.label.label-blue { background-color: #216da8; border-color: #3185c5; }
.label.label-purple { background-color: #76528c; border-color: #9670ab; }
.label.label-break {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
    color: var(--ops-text-mid);
}

.label.label-break:hover {
    color: var(--ops-text-mid);
    text-decoration: none;
}

.label .material-symbols-outlined {
    font-size: 15px;
    vertical-align: text-top;
    padding-right: 4px;
}

.left.floating.label {
    left: 0;
    right: auto;
    transform: translateX(-50%);
}

.floating {
    position: absolute;
    z-index: 100;
    top: -1em;
    white-space: nowrap;
    transform: translateX(50%);
}

.label:first-child {
    margin-left: 0;
}

/* Legacy generated schedule helpers */
#this-week {
    display: flex;
    flex-wrap: wrap;
}

#this-week .card {
    flex: 1 1 0;
    min-width: 250px;
    margin: 0.5rem;
}

#this-week .card .header {
    padding: 0.75rem;
    border-bottom: 1px solid var(--ops-line);
    color: var(--ops-text);
    font-size: 0.9rem;
    font-weight: 800;
}

#this-week .card .content {
    padding: 0.75rem;
    border-bottom: 1px solid var(--ops-line);
    font-size: 0.78rem;
}

#this-week .card .content:last-child {
    border-bottom: none;
    padding-bottom: 1rem;
}

#this-week .lecture-name,
#this-week .reading-name,
#this-week .recitation-name,
#this-week .homework-name {
    padding-bottom: 2px;
    color: var(--ops-text);
    font-size: 0.82rem;
    font-weight: 800;
}

#this-week .lecture-date,
#this-week .reading-date,
#this-week .recitation-date,
#this-week .homework-date {
    padding-bottom: 2px;
    color: var(--ops-text-low);
    font-size: 0.75rem;
}

#this-week .homework-date .material-symbols-outlined,
#this-week .lecture-date .material-symbols-outlined,
#this-week .reading-date .material-symbols-outlined {
    padding-right: 2px;
    font-size: 15px;
    vertical-align: text-top;
}

#schedule .md-typeset__table {
    display: table;
    width: 100%;
}

#schedule table {
    display: table;
    border-collapse: collapse;
    font-size: 90%;
}

#schedule table td,
#schedule table th {
    padding: 10px !important;
    border-color: var(--ops-line);
}

#schedule table:not([class]) td {
    vertical-align: middle;
}

#schedule table thead,
#schedule table tbody tr:nth-child(10n+5),
#schedule table tbody tr:nth-child(10n) {
    border-bottom: 2px solid rgba(255, 255, 255, 0.18);
}

#schedule .quiz {
    line-height: 1.5;
}

#schedule .quiz .quiz-due {
    color: var(--ops-text-low);
}

#schedule .quiz .label.label-purple {
    display: inline-block;
    margin-top: 0.6em;
}

#schedule .quiz .quiz-readings-wrap {
    margin-top: 0.5em;
    padding-top: 0.4em;
    border-top: 1px solid var(--ops-line);
}

#schedule .quiz .quiz-readings-label,
#schedule .assignment .checkpoint-date {
    display: block;
    margin-bottom: 0.55em;
    color: var(--ops-text-low);
    font-size: 0.65em;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

#schedule .quiz ul.quiz-readings,
#schedule .assignment ul.checkpoints {
    list-style: none;
    padding: 0;
    margin: 0;
}

#schedule .quiz ul.quiz-readings li,
#schedule .assignment ul.checkpoints li {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 0.45rem;
}

#schedule .quiz ul.quiz-readings li:last-child,
#schedule .assignment ul.checkpoints li:last-child {
    margin-bottom: 0;
}

#schedule .assignment ul.checkpoints {
    margin: 1rem 0;
}

#schedule .reading-badge,
#schedule .assignment .checkpoint-badge {
    display: inline-flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

#schedule .assignment .checkpoint-info {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

#schedule .assignment .checkpoint-title {
    color: var(--ops-text);
    font-size: 0.75rem;
    line-height: 1.35;
}

/* Staff */
#course-instructors,
#course-assistants {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
    gap: 0.85rem;
    margin: 0.9rem 0 1.4rem;
}

#course-instructors .card,
#course-assistants .card {
    display: block;
    min-width: 0;
    margin: 0;
}

.staffer {
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.staffer:hover {
    border-color: rgba(66, 211, 200, 0.45);
    transform: translateY(-2px);
}

.staffer__body {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
}

.staffer .staffer-image,
.staffer-image-placeholder {
    flex: 0 0 auto;
    width: 4.8rem;
    height: 4.8rem;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 0 0 4px rgba(196, 18, 48, 0.12);
}

.staffer-image-placeholder {
    background: linear-gradient(135deg, rgba(196, 18, 48, 0.42), rgba(66, 211, 200, 0.22));
}

.staffer__content {
    min-width: 0;
}

.staffer-role {
    margin: 0 0 0.2rem !important;
    color: var(--ops-teal);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.staffer .staffer-name {
    margin: 0 !important;
    color: var(--ops-text);
    font-size: 1rem;
    font-weight: 800;
}

.staffer .staffer-links {
    display: flex;
    gap: 0.4rem;
    margin: 0.55rem 0 0 !important;
    line-height: normal;
}

.staffer-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border: 1px solid var(--ops-line);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.045);
    color: var(--ops-text-mid);
    text-decoration: none;
    transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.staffer-links a:hover {
    border-color: rgba(255, 96, 121, 0.6);
    background: rgba(196, 18, 48, 0.16);
    color: #ffffff;
}

.staffer-links .material-symbols-outlined {
    padding: 0;
    font-size: 1.15rem;
    vertical-align: text-top;
}

/* Admonitions */
.admonition,
details {
    border-radius: var(--ops-radius) !important;
    background: rgba(15, 21, 32, 0.9) !important;
    border: 1px solid var(--ops-line) !important;
}

.admonition p.admonition-title,
details summary {
    font-size: 0.8rem;
}

.admonition p,
.admonition ul,
details p,
details ul {
    font-size: 0.725rem;
}

.admonition code,
details code {
    font-size: 0.65rem;
}

@media screen and (max-width: 76.2344em) {
    .md-header__nav {
        display: none;
    }
}

@media screen and (max-width: 54rem) {
    .md-typeset .devops-hero__content {
        padding-top: 2.5rem;
        padding-bottom: 1.8rem;
    }

    .md-typeset .devops-hero__title {
        font-size: 2.6rem;
    }

    .md-typeset .devops-hero__tagline {
        font-size: 0.98rem;
    }

    /* Darken the photo further so full-width text stays legible on small screens */
    .md-typeset .devops-hero {
        background-image:
            linear-gradient(
                180deg,
                rgba(5, 7, 11, 0.86) 0%,
                rgba(5, 7, 11, 0.72) 45%,
                rgba(5, 7, 11, 0.80) 100%
            ),
            url("../images/devops-hero.jpg");
    }
}

@media screen and (max-width: 34rem) {
    .md-typeset .devops-hero__title {
        font-size: 1.9rem;
    }

    .staffer__body {
        align-items: flex-start;
    }
}