:root {
    --color-boulder-50: #f6f6f6;
    --color-boulder-100: #e7e7e7;
    --color-boulder-200: #d1d1d1;
    --color-boulder-300: #b0b0b0;
    --color-boulder-400: #888888;
    --color-boulder-500: #787878;
    --color-boulder-600: #5d5d5d;
    --color-boulder-700: #4f4f4f;
    --color-boulder-800: #454545;
    --color-boulder-900: #3d3d3d;
    --color-boulder-950: #262626;
    --color-salem-50: #f2fbf5;
    --color-salem-100: #e1f7e9;
    --color-salem-200: #c5edd2;
    --color-salem-300: #97deb0;
    --color-salem-400: #62c685;
    --color-salem-500: #3cab64;
    --color-salem-600: #2a844a;
    --color-salem-700: #266f40;
    --color-salem-800: #235836;
    --color-salem-900: #1e492e;
    --color-salem-950: #0c2717;
    --font-primary: 'Mozilla Text', system-ui, -apple-system, sans-serif;
    --bg-color: var(--color-boulder-50);
    --text-color: var(--color-boulder-950);
    --muted-color: var(--color-boulder-600);
    --surface-color-1: #ffffff;
    --surface-color-2: var(--color-salem-100);
    --primary-color: var(--color-salem-700);
    --primary-color-hover: var(--color-salem-800);
    --on-primary: var(--color-boulder-50);
    --tertiary-color: var(--color-salem-700);
}

[data-theme="dark"] {
    --bg-color: var(--color-boulder-950);
    --text-color: var(--color-boulder-50);
    --muted-color: var(--color-boulder-100);
    --surface-color-1: var(--color-boulder-900);
    --surface-color-2: var(--color-salem-950);
    --primary-color: var(--color-salem-400);
    --primary-color-hover: var(--color-salem-300);
    --on-primary: var(--color-boulder-950);
    --tertiary-color: var(--color-salem-300);
}

@media (prefers-color-scheme: dark) {
    html:not([data-theme="light"]) {
        --bg-color: var(--color-boulder-950);
        --text-color: var(--color-boulder-50);
        --muted-color: var(--color-boulder-100);
        --surface-color-1: var(--color-boulder-900);
        --surface-color-2: var(--color-salem-950);
        --primary-color: var(--color-salem-400);
        --primary-color-hover: var(--color-salem-300);
        --on-primary: var(--color-boulder-950);
        --tertiary-color: var(--color-salem-300);
    }
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 24px 64px;
}

h1, h2, h3 {
    color: var(--text-color);
    font-weight: 500;
    line-height: 1.15;
    margin-top: 0;
}

h2 {
    font-size: clamp(2rem, 5vw, 3.25rem);
    letter-spacing: -0.035em;
    margin-bottom: 18px;
}

h3 {
    font-size: 1.35rem;
    margin-bottom: 10px;
}

p {
    margin-top: 0;
}

.header-placeholder {
    display: none;
}

.header {
    position: relative;
    background-color: var(--surface-color-1);
    height: 186px;
    width: 100%;
    overflow: hidden;
}

.header-inner-container {
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
    position: relative;
}

.site-logo {
    position: absolute;
    object-fit: contain;
    width: 96px;
    height: 96px;
    border-radius: 12px;
    top: 24px;
    left: calc(50% - 48px);
}

.header-title {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 1.2;
    white-space: nowrap;
    position: absolute;
    top: 132px;
    left: 50%;
    transform: translateX(-50%);
}

.card {
    border-radius: 28px;
    padding: 32px;
    transition: background-color 0.3s ease;
}

.elevation-1 {
    background-color: var(--surface-color-1);
}

.elevation-2 {
    background-color: var(--surface-color-2);
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(220px, 0.6fr);
    align-items: center;
    gap: 48px;
    min-height: 320px;
    overflow: hidden;
}

.hero-summary {
    color: var(--muted-color);
    font-size: 1.18rem;
    max-width: 650px;
}

.eyebrow {
    color: var(--tertiary-color);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.09em;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.hero-art {
    display: grid;
    place-items: center;
}

.icon-surface {
    width: min(220px, 100%);
    aspect-ratio: 1;
    border-radius: 64px;
    background: linear-gradient(145deg, var(--color-salem-100), var(--color-salem-300));
    display: grid;
    place-items: center;
    transform: rotate(4deg);
}

.icon-surface img {
    width: 58%;
    height: 58%;
    object-fit: contain;
    transform: rotate(-4deg);
}

.main-links-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.link-button, .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
    padding: 0 24px;
    border: 0;
    border-radius: 28px;
    background-color: var(--primary-color);
    color: var(--on-primary);
    text-decoration: none;
    font: 500 1rem var(--font-primary);
    letter-spacing: 0.01em;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    transition: transform 0.25s cubic-bezier(0.2, 0, 0, 1), background-color 0.25s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.25s cubic-bezier(0.2, 0, 0, 1), color 0.25s ease;
}

.btn-text {
    display: inline-block;
    transition: transform 0.25s cubic-bezier(0.2, 0, 0, 1), letter-spacing 0.25s ease;
}

.link-button:hover, .btn:hover {
    transform: translateY(-2px) scale(1.02);
}

.link-button:hover .btn-text, .btn:hover .btn-text {
    letter-spacing: 0.025em;
    transform: translateX(1px);
}

.link-button:active, .btn:active {
    transform: translateY(0) scale(0.97);
}

.link-button:hover {
    background-color: var(--primary-color-hover);
    box-shadow: 0 6px 16px rgba(42, 132, 74, 0.25);
}

.btn-secondary {
    background-color: var(--color-boulder-200);
    color: var(--color-boulder-950);
    box-shadow: none;
}

.btn-secondary:hover {
    background-color: var(--color-boulder-300);
    color: var(--color-boulder-950);
}

[data-theme="dark"] .btn-secondary {
    background-color: var(--color-boulder-800);
    color: var(--color-boulder-50);
}

[data-theme="dark"] .btn-secondary:hover {
    background-color: var(--color-boulder-700);
    color: var(--color-boulder-50);
}

@media (prefers-color-scheme: dark) {
    html:not([data-theme="light"]) .btn-secondary {
        background-color: var(--color-boulder-800);
        color: var(--color-boulder-50);
    }

    html:not([data-theme="light"]) .btn-secondary:hover {
        background-color: var(--color-boulder-700);
        color: var(--color-boulder-50);
    }
}

.btn-tertiary {
    background-color: transparent;
    color: var(--tertiary-color);
    box-shadow: none;
}

.btn-tertiary:hover {
    background-color: var(--surface-color-2);
    color: var(--tertiary-color);
    box-shadow: none;
}

.material-symbols-outlined {
    font-size: 24px;
    line-height: 1;
}

.section-block {
    padding: 88px 0;
}

.section-heading {
    max-width: 700px;
    margin-bottom: 30px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.feature-card {
    padding: 28px;
}

.feature-card p {
    color: var(--muted-color);
    margin-bottom: 0;
}

.feature-icon {
    display: grid;
    place-items: center;
    width: 52px;
    height: 52px;
    margin-bottom: 32px;
    border-radius: 18px;
    background-color: var(--color-salem-100);
    color: var(--color-salem-800);
}

[data-theme="dark"] .feature-icon {
    background-color: var(--color-salem-900);
    color: var(--color-salem-200);
}

@media (prefers-color-scheme: dark) {
    html:not([data-theme="light"]) .feature-icon {
        background-color: var(--color-salem-900);
        color: var(--color-salem-200);
    }
}

.split-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    padding: 48px;
}

.split-section > div > p:last-child {
    color: var(--muted-color);
}

.steps {
    display: grid;
    gap: 24px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.steps li {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 16px;
    align-items: start;
}

.step-number {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--on-primary);
    font-weight: 700;
}

.steps strong, .steps span {
    display: block;
}

.steps li .step-number {
    display: grid;
    line-height: 1;
}

.steps div span {
    color: var(--muted-color);
    margin-top: 3px;
}

.steps .install-action {
    display: flex;
    justify-content: flex-end;
    margin-top: 4px;
}

.github-mark {
    width: 24px;
    height: 24px;
    fill: currentColor;
    flex: 0 0 auto;
}

.open-source {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 24px;
    align-items: center;
    margin-top: 24px;
}

.open-source h2 {
    font-size: 1.9rem;
    margin-bottom: 8px;
}

.open-source p:last-child {
    color: var(--muted-color);
    margin-bottom: 0;
}

.open-source-icon {
    display: grid;
    place-items: center;
    width: 60px;
    height: 60px;
    border-radius: 20px;
    background-color: var(--color-salem-100);
    color: var(--color-salem-800);
    font-size: 30px;
}

footer {
    padding: 0 24px 48px;
    color: var(--muted-color);
    text-align: center;
}

footer a {
    color: var(--tertiary-color);
    font-weight: 500;
}

@media (min-width: 900px) {
    .container {
        display: grid;
        grid-template-columns: repeat(12, minmax(0, 1fr));
        grid-template-areas:
            "hero hero hero hero hero hero hero hero source source source source"
            "features features features features features features features features features features features features"
            "steps steps steps steps steps steps steps steps steps steps steps steps";
        gap: 24px;
    }

    .hero {
        grid-area: hero;
        grid-template-columns: minmax(0, 1.35fr) minmax(180px, 0.65fr);
        gap: 32px;
        min-height: 360px;
    }

    .hero h2 {
        font-size: clamp(2.4rem, 4vw, 3.4rem);
    }

    .icon-surface {
        width: min(190px, 100%);
        border-radius: 54px;
    }

    .section-block {
        grid-area: features;
        display: grid;
        grid-template-columns: minmax(240px, 0.8fr) minmax(0, 2.2fr);
        gap: 32px;
        align-items: stretch;
        padding: 48px 0 24px;
    }

    .section-heading {
        align-self: center;
        margin-bottom: 0;
    }

    .section-heading h2 {
        font-size: clamp(2rem, 3vw, 2.75rem);
        margin-bottom: 0;
    }

    .feature-card {
        display: flex;
        flex-direction: column;
    }

    .feature-card p {
        flex: 1;
    }

    .split-section {
        grid-area: steps;
        margin-top: 0;
    }

    .open-source {
        grid-area: source;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        margin-top: 0;
        padding: 32px;
    }

    .open-source-icon {
        width: 64px;
        height: 64px;
        margin-bottom: auto;
    }

    .open-source h2 {
        font-size: 2rem;
    }

    .open-source .btn {
        margin-top: 8px;
        padding-inline: 16px;
    }
}

@media (max-width: 760px) {
    .header-title {
        max-width: calc(100% - 32px);
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .hero, .split-section {
        grid-template-columns: 1fr;
    }

    .hero {
        gap: 32px;
    }

    .hero-art {
        grid-row: 1;
    }

    .icon-surface {
        width: 150px;
        border-radius: 44px;
    }

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

    .section-block {
        padding: 64px 0;
    }

    .split-section {
        gap: 30px;
        padding: 32px;
    }

    .open-source {
        grid-template-columns: auto 1fr;
    }

    .open-source .btn {
        grid-column: 1 / -1;
        justify-self: start;
    }
}

@media (max-width: 460px) {
    .container {
        padding: 20px 16px 48px;
    }

    .card {
        border-radius: 24px;
        padding: 24px;
    }

    .hero {
        min-height: 0;
    }

    .main-links-grid {
        display: grid;
    }

    .link-button, .btn {
        width: auto;
    }

    .open-source {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        transition-duration: 0.01ms !important;
    }
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Mozilla Headline', 'Mozilla Text', system-ui, sans-serif;
}

button, input, select, textarea {
  font-family: 'Mozilla Text', system-ui, -apple-system, sans-serif;
}