/* ============================================================
   larchi.dev — design tokens
   Palette: Fog (bg) · Ink · Slate · Runtime Violet (#512BD4, .NET brand)
            Live Green (status only) · dark Console surface
   Type:    Bricolage Grotesque (display) · IBM Plex Sans (body)
            IBM Plex Mono (ops / metadata)
   ============================================================ */

:root {
    --paper: #F6F7F9;
    --surface: #FFFFFF;
    --ink: #171A21;
    --slate: #5A6270;
    --line: #E4E7EC;
    --violet: #512BD4;
    --violet-dark: #3B1FA0;
    --violet-soft: #EEE9FB;
    --live: #12915B;
    --live-bright: #3DD68C;
    --amber: #D89614;
    --console: #14161B;
    --console-ink: #DCE1EA;
    --console-muted: #8891A3;
    --console-line: rgba(255, 255, 255, 0.08);
    --font-display: "Bricolage Grotesque", "IBM Plex Sans", system-ui, sans-serif;
    --font-body: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", monospace;
    --radius: 14px;
    --radius-sm: 8px;
    --maxw: 1080px;
    --header-h: 64px;
}

/* ============ base ============ */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--violet);
    color: #fff;
}

h1,
h2,
h3 {
    font-family: var(--font-display);
    line-height: 1.12;
    letter-spacing: -0.015em;
    margin: 0 0 0.6em;
}

h1 {
    font-size: clamp(2.3rem, 5vw, 3.5rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(1.7rem, 3.2vw, 2.3rem);
    font-weight: 700;
}

h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

p {
    margin: 0 0 1em;
}

a {
    color: var(--violet);
    text-decoration: none;
}

    a:hover {
        text-decoration: underline;
        text-underline-offset: 3px;
    }

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.container {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ============ shared section bits ============ */

.section {
    padding: 5.5rem 0;
    scroll-margin-top: calc(var(--header-h) + 16px);
}

.section-alt {
    background: var(--surface);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.eyebrow {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--slate);
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 1rem;
}

    .eyebrow::before {
        content: "";
        width: 9px;
        height: 9px;
        background: var(--violet);
        display: inline-block;
    }

.section-lede {
    color: var(--slate);
    font-size: 1.08rem;
    max-width: 46ch;
    margin-bottom: 2.5rem;
}

/* status dot — used in the console, card metrics and availability line */
.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--live);
    display: inline-block;
    flex: none;
    animation: pulse 2.4s ease-out infinite;
}

.dot-building {
    background: var(--amber);
    animation-name: pulse-amber;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(18, 145, 91, 0.45);
    }

    70% {
        box-shadow: 0 0 0 7px rgba(18, 145, 91, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(18, 145, 91, 0);
    }
}

@keyframes pulse-amber {
    0% {
        box-shadow: 0 0 0 0 rgba(216, 150, 20, 0.45);
    }

    70% {
        box-shadow: 0 0 0 7px rgba(216, 150, 20, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(216, 150, 20, 0);
    }
}

/* ============ header ============ */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    height: var(--header-h);
    background: rgba(246, 247, 249, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}

.nav {
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: 1.05rem;
    color: var(--ink);
}

    .brand:hover {
        text-decoration: none;
    }

.brand-tld {
    color: var(--violet);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.6rem;
}

    .nav-links a {
        color: var(--slate);
        font-size: 0.95rem;
        font-weight: 500;
    }

        .nav-links a:hover {
            color: var(--ink);
            text-decoration: none;
        }

    .nav-links .nav-cta {
        color: #fff;
        background: var(--violet);
        padding: 0.45rem 1rem;
        border-radius: var(--radius-sm);
    }

        .nav-links .nav-cta:hover {
            background: var(--violet-dark);
            color: #fff;
        }

/* ============ hero ============ */

.hero {
    padding: 5.5rem 0 6rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3.5rem;
    align-items: center;
}

.kicker {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--slate);
    margin-bottom: 1.1rem;
}

.hl {
    color: var(--violet);
}

.lede {
    font-size: 1.15rem;
    color: var(--slate);
    max-width: 48ch;
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin: 1.8rem 0 1.4rem;
}

.btn {
    display: inline-block;
    font-weight: 600;
    font-size: 0.98rem;
    padding: 0.75rem 1.35rem;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

    .btn:hover {
        text-decoration: none;
    }

.btn-primary {
    background: var(--violet);
    color: #fff;
}

    .btn-primary:hover {
        background: var(--violet-dark);
        color: #fff;
    }

.btn-ghost {
    border-color: var(--line);
    color: var(--ink);
    background: var(--surface);
}

    .btn-ghost:hover {
        border-color: var(--violet);
        color: var(--violet);
    }

.hero-meta {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--slate);
}

/* --- the console (signature element) --- */

.console {
    background: var(--console);
    color: var(--console-ink);
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    box-shadow: 0 18px 44px rgba(23, 26, 33, 0.18);
    overflow: hidden;
}

.console-bar {
    padding: 0.7rem 1.1rem;
    color: var(--console-muted);
    border-bottom: 1px solid var(--console-line);
    font-size: 0.78rem;
}

.console-body {
    padding: 0.9rem 1.1rem 1.1rem;
}

.crow {
    display: grid;
    grid-template-columns: 118px 128px 1fr;
    gap: 0.4rem 1rem;
    align-items: center;
    padding: 0.42rem 0;
}

    .crow.chead {
        color: var(--console-muted);
        font-size: 0.7rem;
        letter-spacing: 0.12em;
        border-bottom: 1px solid var(--console-line);
        padding-bottom: 0.55rem;
        margin-bottom: 0.35rem;
    }

.cname {
    color: var(--console-ink);
}

.cstatus {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--live-bright);
}

    .cstatus.building {
        color: var(--amber);
    }

.cnote {
    color: var(--console-muted);
    font-size: 0.78rem;
}

/* ============ product cards ============ */

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 1.4rem;
}

.card {
    --hue: var(--violet);
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.6rem 1.5rem 1.4rem;
    display: flex;
    flex-direction: column;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

    .card:hover {
        transform: translateY(-3px);
        box-shadow: 0 12px 30px rgba(23, 26, 33, 0.08);
        border-color: color-mix(in srgb, var(--hue) 45%, var(--line));
    }

.p-pano {
    --hue: #2E6BE6;
}

.p-cv {
    --hue: #C13D8C;
}

.p-docto {
    --hue: #12915B;
}

.card-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--hue);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.9rem;
}

.tag-dot {
    width: 8px;
    height: 8px;
    background: var(--hue);
    display: inline-block;
    flex: none;
}

.card h3 {
    margin-bottom: 0.2rem;
}

.card-tagline {
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 0.6rem;
}

.card-desc {
    color: var(--slate);
    font-size: 0.95rem;
    flex-grow: 1;
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin: 0.9rem 0 1.1rem;
}

    .chips li {
        font-family: var(--font-mono);
        font-size: 0.72rem;
        color: var(--slate);
        border: 1px solid var(--line);
        border-radius: 999px;
        padding: 0.22rem 0.65rem;
        background: var(--paper);
    }

.card-metric {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 1rem;
}

.card-link {
    font-family: var(--font-mono);
    font-size: 0.88rem;
    font-weight: 500;
    align-self: flex-start;
}

/* ============ about ============ */

.about-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3rem;
    align-items: start;
}

    .about-grid p {
        color: var(--slate);
        max-width: 55ch;
    }

.stack-card {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.5rem 1.6rem;
}

.stack-title {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--slate);
    margin-bottom: 1rem;
}

.stack {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.55rem 1.2rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

    .stack li::before {
        content: "▸ ";
        color: var(--violet);
    }

/* ============ services ============ */

.service-rows {
    border-top: 1px solid var(--line);
    max-width: 820px;
}

.service-row {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 1.5rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--line);
}

    .service-row h3 {
        font-size: 1.1rem;
        margin: 0;
    }

    .service-row p {
        color: var(--slate);
        margin: 0;
    }

.availability {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 2rem;
}

/* ============ contact ============ */

.contact-block {
    text-align: center;
}

    .contact-block .eyebrow,
    .contact-block .section-lede {
        justify-content: center;
        margin-left: auto;
        margin-right: auto;
    }

.contact-mail {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2.4rem);
    font-weight: 700;
    display: inline-block;
    margin: 0.4rem 0 1.8rem;
}

.social-row {
    display: flex;
    justify-content: center;
    gap: 0.9rem;
}

    .social-row a {
        font-family: var(--font-mono);
        font-size: 0.88rem;
        color: var(--ink);
        border: 1px solid var(--line);
        border-radius: 999px;
        padding: 0.5rem 1.1rem;
        background: var(--paper);
    }

        .social-row a:hover {
            border-color: var(--violet);
            color: var(--violet);
            text-decoration: none;
        }

/* ============ footer ============ */

.site-footer {
    border-top: 1px solid var(--line);
    padding: 2.2rem 0;
}

.footer-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 2rem;
    align-items: center;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--slate);
}

    .footer-inner p {
        margin: 0;
    }

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
}

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

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

/* ============ accessibility ============ */

:focus-visible {
    outline: 2px solid var(--violet);
    outline-offset: 2px;
    border-radius: 4px;
}

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

    .dot,
    .dot-building {
        animation: none;
    }

    .card,
    .btn {
        transition: none;
    }

        .card:hover {
            transform: none;
        }
}

/* ============ responsive ============ */

@media (max-width: 940px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .service-row {
        grid-template-columns: 1fr;
        gap: 0.4rem;
    }
}

@media (max-width: 700px) {
    .section {
        padding: 4rem 0;
    }

    .hero {
        padding: 3.5rem 0 4.5rem;
    }

    .crow {
        grid-template-columns: 104px 1fr;
    }

        .crow .cnote {
            grid-column: 1 / -1;
            padding-bottom: 0.2rem;
        }

        .crow.chead .cnote {
            display: none;
        }
}

@media (max-width: 620px) {
    .nav-links {
        gap: 1rem;
    }

        .nav-links a:not(.nav-cta) {
            display: none;
        }
}




/* ============================================================
   CASE STUDIES — append this whole block to the end of app.css
   ============================================================ */

.cs {
    padding: 3.5rem 0 5rem;
}

.back {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--slate);
    margin-bottom: 2.2rem;
}

    .back:hover {
        color: var(--ink);
        text-decoration: none;
    }

.cs-header {
    max-width: 760px;
    margin-bottom: 2.8rem;
}

    .cs-header h1 {
        font-size: clamp(2.1rem, 4.5vw, 3rem);
        margin-bottom: 0.3rem;
    }

.cs-tagline {
    font-size: 1.2rem;
    color: var(--slate);
    margin-bottom: 1.1rem;
}

.cs-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--slate);
}

    .cs-meta span {
        display: inline-flex;
        align-items: center;
        gap: 0.55rem;
    }

    .cs-meta a {
        color: var(--slate);
    }

        .cs-meta a:hover {
            color: var(--violet);
        }

/* --- two-column layout: prose + facts panel --- */

.cs-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
    align-items: start;
}

.cs-body h2 {
    font-size: 1.35rem;
    margin: 2.6rem 0 0.8rem;
}

    .cs-body h2:first-child {
        margin-top: 0;
    }

.cs-body p {
    color: var(--slate);
    max-width: 65ch;
}

.cs-body strong {
    color: var(--ink);
}

.cs-body ul li {
    position: relative;
    padding-left: 1.2rem;
    color: var(--slate);
    margin-bottom: 0.55rem;
}

    .cs-body ul li::before {
        content: "▸";
        position: absolute;
        left: 0;
        color: var(--hue, var(--violet));
    }

/* pipeline — a real sequence, so the numbering earns its place */

.pipeline {
    list-style: none;
    counter-reset: step;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.1rem 1.3rem;
    margin: 1.2rem 0 1.4rem;
    font-family: var(--font-mono);
    font-size: 0.83rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 620px;
}

    .pipeline li {
        counter-increment: step;
        color: var(--ink);
    }

        .pipeline li::before {
            content: counter(step, decimal-leading-zero) "  ";
            color: var(--hue, var(--violet));
            font-weight: 500;
        }

/* --- facts panel --- */

.facts {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.5rem 1.6rem;
}

.f-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--slate);
    margin: 1.1rem 0 0.25rem;
}

    .f-label:first-child {
        margin-top: 0;
    }

.f-value {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--ink);
    margin: 0;
}

.f-live {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.facts .stack {
    grid-template-columns: 1fr;
    margin-top: 0.4rem;
}

.facts-btn {
    display: block;
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.9rem;
}

/* --- screenshot figures --- */

.shot {
    margin: 1.6rem 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--surface);
}

    .shot img {
        display: block;
        width: 100%;
    }

    .shot figcaption {
        font-family: var(--font-mono);
        font-size: 0.75rem;
        color: var(--slate);
        padding: 0.6rem 1rem;
        border-top: 1px solid var(--line);
    }

/* --- prev/next navigation --- */

.cs-next {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: space-between;
    border-top: 1px solid var(--line);
    margin-top: 3.5rem;
    padding-top: 1.6rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

/* --- home cards: dual links (case study + live site) --- */

.card-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.3rem;
}

.card-link-ext {
    color: var(--slate);
}

    .card-link-ext:hover {
        color: var(--violet);
    }

/* --- responsive --- */

@media (max-width: 940px) {
    .cs-grid {
        grid-template-columns: 1fr;
        gap: 2.2rem;
    }

    .facts {
        position: static;
    }
}


/* ============================================================
   LAB / PAPER PIANO — append this block to the end of app.css
   ============================================================ */

/* pulls the lab section up under the products grid instead of
   double-stacking two full section paddings */
.section-tight {
    padding-top: 0;
}

/* amber hue = matches the "in development" status dot */
.p-piano {
    --hue: #D89614;
}

.card-wide {
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 1.5rem 3rem;
    align-items: end;
}

    .card-wide .card-desc {
        max-width: 60ch;
    }

.card-wide-side {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.9rem;
}

    .card-wide-side .card-metric {
        margin-bottom: 0;
    }

@media (max-width: 800px) {
    .card-wide {
        grid-template-columns: 1fr;
        align-items: start;
    }
}



/* ============================================================
   LOGOS + PORTRAIT — append this block to the end of app.css
   ============================================================ */

/* --- card header: logo + tag + title --- */

.card-head {
    display: flex;
    align-items: center;
    gap: 0.95rem;
    margin-bottom: 1rem;
}

    .card-head .card-tag {
        margin-bottom: 0.2rem;
    }

    .card-head h3 {
        margin: 0;
    }

.card-logo {
    width: 46px;
    height: 46px;
    flex: none;
    border-radius: 11px;
    border: 1px solid var(--line);
    background: #fff;
    object-fit: contain;
    padding: 5px;
}

/* monogram / emoji fallback when no logo file exists */
.card-logo-fallback {
    display: grid;
    place-items: center;
    padding: 0;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--hue, var(--violet));
    background: color-mix(in srgb, var(--hue, var(--violet)) 8%, #fff);
}

/* --- about: portrait above the stack card --- */

.about-side {
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

.portrait {
    margin: 0;
}

    .portrait img {
        display: block;
        width: 100%;
        border-radius: var(--radius);
        border: 1px solid var(--line);
    }

    .portrait figcaption {
        font-family: var(--font-mono);
        font-size: 0.75rem;
        color: var(--slate);
        margin-top: 0.55rem;
    }