@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@300;400;500;600&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    --bg: #ffffff;
    --bg-elevated: #f6f6f6;
    --bg-card: #f0f0f0;
    --ink: #1a1a1a;
    --ink-soft: #444444;
    --muted: #888888;
    --line: #e0e0e0;
    --line-strong: #cccccc;
    --accent: #1a1a1a;
    --link: #2563EB;
    --radius-xl: 16px;
    --radius-lg: 12px;
    --radius-md: 8px;
    --radius-sm: 6px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    font-family: "IBM Plex Sans", -apple-system, sans-serif;
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3 { margin: 0; }
ul { margin: 0; padding-left: 1.2rem; }

.wrap {
    width: min(1200px, calc(100vw - 48px));
    margin: 0 auto;
}

/* ---- Header ---- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1rem 0;
}

.brand {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--ink);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-error {
    font-size: 0.8rem;
    color: var(--muted);
    max-width: 170px;
}

/* ---- Buttons ---- */

.btn {
    appearance: none;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 0.65rem 1.4rem;
    font-size: 0.88rem;
    font-weight: 500;
    line-height: 1;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.18s ease;
}

.btn-primary {
    color: #ffffff;
    background: var(--ink);
    border-color: var(--ink);
}

.btn-primary:hover {
    background: #333333;
    border-color: #333333;
}

.btn-outline {
    color: var(--ink-soft);
    background: transparent;
    border-color: var(--line-strong);
}

.btn-outline:hover {
    color: var(--ink);
    border-color: var(--ink);
}

.btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

/* ---- Hero ---- */

.hero {
    padding: 6rem 0 4rem;
    text-align: center;
}

.hero-title {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(4rem, 10vw, 9rem);
    font-weight: 700;
    letter-spacing: -0.06em;
    line-height: 0.9;
    color: var(--ink);
}

.meta-row {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
    padding: 1.5rem 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.meta-label {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
}

.meta-value {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.88rem;
    font-weight: 400;
    color: var(--ink);
}

.showcase {
    margin-top: 3rem;
    overflow: hidden;
    font-size: 0;
    line-height: 0;
}

.showcase img,
.showcase video {
    width: 100%;
    height: auto;
    display: block;
    vertical-align: top;
    margin: 0;
    padding: 0;
}

.audience-panel,
.editorial-intro.section-intro-card {
    width: 100%;
    max-width: none;
    margin: 3rem auto 0;
    padding: 2.5rem 3rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--bg-elevated);
    text-align: left;
}

.editorial-intro.section-intro-card {
    margin-top: 0;
}

.audience-eyebrow {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
}

.audience-panel h2,
.editorial-intro.section-intro-card h2 {
    margin-top: 0.7rem;
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(1.65rem, 3vw, 2.6rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.08;
    color: var(--ink);
}

.audience-panel p:not(.audience-eyebrow),
.editorial-intro.section-intro-card p:not(.audience-eyebrow) {
    margin-top: 1rem;
    font-size: 1rem;
    line-height: 1.75;
    color: var(--ink-soft);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.trial-modal[hidden] {
    display: none;
}

.trial-modal {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: grid;
    place-items: center;
    padding: 1.5rem;
}

.trial-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

.trial-dialog {
    position: relative;
    width: min(440px, 100%);
    padding: 2rem 2rem 1.75rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background: var(--bg);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.22);
}

.trial-close {
    position: absolute;
    top: 0.85rem;
    right: 0.85rem;
    width: 32px;
    height: 32px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--muted);
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.18s ease, color 0.18s ease;
}

.trial-close:hover {
    background: var(--bg-card);
    color: var(--ink);
}

.trial-eyebrow {
    margin: 0;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
}

.trial-dialog h2 {
    margin: 0.4rem 0 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.trial-form {
    display: grid;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.trial-form label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--ink);
}

.trial-form input {
    width: 100%;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-md);
    padding: 0.75rem 0.9rem;
    font: inherit;
    background: var(--bg);
    color: var(--ink);
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.trial-form input:focus {
    outline: none;
    border-color: var(--ink);
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.08);
}

.trial-form .btn-block {
    margin-top: 0.5rem;
}

.btn-block {
    width: 100%;
}

.trial-result {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    color: var(--ink-soft);
    font-size: 0.88rem;
    line-height: 1.55;
    word-break: break-word;
}

.trial-result:empty {
    display: none;
}

.trial-downloads[hidden] {
    display: none;
}

.trial-downloads {
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--line);
}

.trial-downloads-label {
    margin: 0 0 0.65rem;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
}

.trial-downloads-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
}

.trial-downloads-buttons.single {
    grid-template-columns: 1fr;
}

@media (max-width: 420px) {
    .trial-dialog {
        padding: 1.5rem 1.25rem 1.25rem;
    }

    .trial-downloads-buttons {
        grid-template-columns: 1fr;
    }
}

/* ---- Sections ---- */

.site-main {
    padding-bottom: 2rem;
}

.section {
    padding-top: 5rem;
}

.features-section {
    padding-top: 0;
}

.editorial-intro {
    max-width: 880px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.editorial-intro h2 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(1.75rem, 3.4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.05;
    color: var(--ink);
    text-wrap: balance;
    white-space: nowrap;
}

@media (max-width: 720px) {
    .editorial-intro h2 {
        white-space: normal;
    }
}

.editorial-lead {
    margin-top: 1.2rem;
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--ink-soft);
}

/* ---- Feature grid ---- */

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--line);
}

.feature-item {
    padding: 2rem;
    background: var(--bg);
}

.feature-item h3 {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.feature-item p {
    margin-top: 0.6rem;
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--muted);
}

.feature-item a {
    color: var(--link);
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-color: rgba(37, 99, 235, 0.3);
}

.feature-item a:hover {
    text-decoration-color: var(--link);
}

/* ---- Demo grid ---- */

.shorts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.short-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--line);
    background: var(--bg-card);
}

.short-card img {
    width: 100%;
    display: block;
}

/* ---- Visual proof ---- */

.visual-proof-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.visual-proof-card {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--bg);
}

.visual-proof-media {
    background: var(--bg-elevated);
}

.visual-proof-media img {
    width: 100%;
    height: auto;
}

.visual-proof-copy {
    padding: 1.8rem 2rem 2rem;
}

.visual-proof-copy h3 {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.visual-proof-copy p {
    margin-top: 0.65rem;
    font-size: 0.94rem;
    line-height: 1.72;
    color: var(--muted);
}

/* ---- File manager showcase ---- */

.file-manager-figure {
    margin: 2rem auto 0;
    max-width: 880px;
    text-align: center;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-elevated);
}

.file-manager-figure img {
    display: block;
    width: 100%;
    height: auto;
}

.file-manager-figure figcaption {
    padding: 0.85rem 1rem;
    font-size: 0.85rem;
    color: var(--muted);
    border-top: 1px solid var(--line);
    background: var(--bg-card);
}

.file-manager-copy {
    margin: 1.5rem auto 0;
    max-width: 720px;
    text-align: center;
}

.file-manager-copy p {
    margin-top: 0.9rem;
    font-size: 0.95rem;
    line-height: 1.75;
    color: var(--muted);
}

.file-manager-copy p:first-child {
    margin-top: 0;
}

/* ---- CTA ---- */

.cta-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 2rem;
}

/* ---- Panels (used on support, success, docs pages) ---- */

.panel {
    border-radius: var(--radius-lg);
    padding: 1.8rem;
    background: var(--bg-elevated);
    border: 1px solid var(--line);
}

.panel h3 {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--ink);
}

.panel p {
    margin-top: 0.6rem;
    font-size: 0.94rem;
    line-height: 1.72;
    color: var(--ink-soft);
}

.panel a {
    color: var(--link);
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-color: rgba(37, 99, 235, 0.3);
}

.panel a:hover {
    text-decoration-color: var(--link);
}

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

.grid-tight { gap: 1rem; }

.split-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

/* ---- Pages (support, success, etc.) ---- */

.page {
    padding: 4rem 0 1rem;
}

.page-header {
    margin-bottom: 2.5rem;
}

.page-header h1 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2.2rem, 5vw, 3.4rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--ink);
}

.page-header p {
    margin-top: 0.8rem;
    color: var(--ink-soft);
    font-size: 1.02rem;
    line-height: 1.72;
}

.page-header a {
    color: var(--link);
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-color: rgba(37, 99, 235, 0.3);
}

.page-header a:hover {
    text-decoration-color: var(--link);
}

/* ---- Success page ---- */

.success-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.license-panel,
.download-panel {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.license-panel h2,
.download-panel h2 {
    font-family: "Space Grotesk", sans-serif;
    font-weight: 600;
    color: var(--ink);
}

.license-key {
    padding: 1rem 1.2rem;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--line);
    font-family: "IBM Plex Mono", monospace;
    font-size: 1rem;
    letter-spacing: 0.12em;
    color: var(--ink);
    word-break: break-word;
}

.license-actions,
.download-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.muted { color: var(--muted); }

.form-hint {
    color: var(--muted);
    font-size: 0.9rem;
}

.download-checksum {
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--line);
    background: var(--bg-card);
    color: var(--ink-soft);
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.82rem;
    word-break: break-all;
}

/* ---- Footer ---- */

.site-footer {
    margin-top: 6rem;
    padding: 1.5rem 0 2rem;
    border-top: 1px solid var(--line);
}

.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.8rem;
    color: var(--muted);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.8rem;
    color: var(--muted);
}

.footer-links a {
    transition: color 0.18s ease;
}

.footer-links a:hover {
    color: var(--ink);
}

/* ---- Docs ---- */

.docs-layout {
    display: grid;
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 2.5rem;
    width: min(1080px, calc(100vw - 48px));
    margin: 0 auto;
    padding: 3rem 0 4rem;
    min-height: calc(100vh - 160px);
}

.docs-sidebar {
    position: sticky;
    top: 72px;
    align-self: start;
    max-height: calc(100vh - 92px);
    overflow-y: auto;
    padding: 0.5rem;
}

.docs-nav {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.docs-nav-group {
    display: flex;
    flex-direction: column;
    gap: 0.05rem;
    margin-bottom: 0.6rem;
}

.docs-nav-link {
    display: block;
    padding: 0.35rem 0.6rem;
    border-radius: 6px;
    color: var(--muted);
    font-size: 0.86rem;
    transition: color 0.15s ease, background 0.15s ease;
}

.docs-nav-link:hover {
    color: var(--ink);
    background: var(--bg-elevated);
}

.docs-nav-link.active {
    color: var(--ink);
    background: var(--bg-card);
    font-weight: 600;
}

.docs-nav-heading {
    color: var(--ink);
    font-weight: 600;
}

.docs-content {
    min-width: 0;
}

.docs-section {
    padding: 0 0 2.4rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--line);
}

.docs-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.docs-section h1,
.docs-section h2,
.docs-section h3,
.docs-section h4 {
    font-family: "Space Grotesk", sans-serif;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 0.8rem;
}

.docs-section h1 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.docs-section h2 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); margin-top: 0.4rem; }
.docs-section h3 { font-size: 1.05rem; margin-top: 1.2rem; }
.docs-section h4 { font-size: 0.95rem; margin-top: 1rem; color: var(--ink); }

.docs-section p {
    color: var(--ink-soft);
    line-height: 1.72;
    margin-bottom: 0.9rem;
}

.docs-section img {
    border-radius: var(--radius-md);
    border: 1px solid var(--line);
    margin: 1rem 0;
}

.docs-figure {
    margin: 1.5rem auto;
    max-width: 760px;
    text-align: center;
}

.docs-figure img {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
}

.docs-figure figcaption {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--muted);
    line-height: 1.55;
}

.docs-section code {
    padding: 0.12rem 0.38rem;
    border-radius: 5px;
    background: var(--bg-card);
    font-size: 0.85rem;
    color: var(--ink-soft);
}

.docs-section pre {
    padding: 1rem;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    overflow-x: auto;
    border: 1px solid var(--line);
}

.docs-section pre code {
    padding: 0;
    background: transparent;
}

.docs-section a {
    color: var(--link);
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-color: rgba(37, 99, 235, 0.3);
}

.docs-section a:hover {
    text-decoration-color: var(--link);
}

.docs-callout-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.4em;
    height: 1.4em;
    padding: 0 0.4em;
    margin-left: 0.4rem;
    border-radius: 999px;
    background: var(--link);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    vertical-align: middle;
}

.docs-section kbd {
    display: inline-block;
    padding: 0.05rem 0.4rem;
    border: 1px solid var(--border);
    border-bottom-width: 2px;
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    color: var(--ink);
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 0.85em;
    line-height: 1.4;
}

.docs-warning {
    padding: 1rem;
    border-left: 2px solid var(--ink);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    background: var(--bg-elevated);
    color: var(--ink-soft);
}

.docs-tip {
    padding: 1rem;
    border-left: 2px solid var(--link);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    background: var(--bg-elevated);
    color: var(--ink-soft);
}

.docs-list {
    color: var(--ink-soft);
    line-height: 1.72;
}

.docs-list li {
    margin-bottom: 0.5rem;
}

/* ---- Responsive ---- */

@media (max-width: 860px) {
    .meta-row {
        flex-wrap: wrap;
        gap: 1.5rem 3rem;
    }

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

    .shorts-grid,
    .visual-proof-grid,
    .split-grid,
    .success-layout {
        grid-template-columns: 1fr;
    }

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

    .docs-layout {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .docs-sidebar {
        position: relative;
        top: 0;
        max-height: none;
    }

    .docs-nav,
    .docs-nav-group {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

@media (max-width: 600px) {
    .wrap {
        width: calc(100vw - 32px);
    }

    .hero {
        padding: 4rem 0 3rem;
    }

    .audience-panel,
    .editorial-intro.section-intro-card {
        padding: 1.35rem;
    }

    .audience-panel {
        margin-top: 2rem;
    }

    .meta-row {
        gap: 1rem 2rem;
    }

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

    .cta-row {
        flex-wrap: wrap;
    }

    .visual-proof-copy {
        padding: 1.25rem;
    }

    .footer {
        flex-direction: column;
        align-items: flex-start;
    }
}

.badge-coming-soon {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--line-strong);
    color: var(--ink-soft);
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.65rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    vertical-align: middle;
    margin-left: 0.4rem;
}

.roadmap-list {
    list-style: none;
    margin: 1.5rem auto 1.5rem;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
    width: fit-content;
}

.roadmap-list li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.9rem;
    color: var(--ink-soft);
}

.windows-notice-badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-sm);
    background: var(--accent);
    color: var(--bg);
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}