/* =========================================================================
   Alvva for Lawyers — for-lawyers.css
   Research-lab minimal with a retro scientific-print theme ("Field Guide"):
   aged lab paper, navy ink, teal + mustard accents, mono labels, faint grain.
   Self-contained. No build step.
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Inter+Tight:wght@400;500;600&family=Space+Mono:wght@400;700&display=swap');

/* ---------- Tokens ---------- */
:root {
    --fl-paper:      #EEEDE3;   /* aged lab paper — green-grey, not ivory   */
    --fl-paper-2:    #E4E2D3;
    --fl-ink:        #0F172A;   /* deep navy — matches the alvvaOS logo     */
    --fl-ink-soft:   #35404F;
    --fl-mute:       #6E7264;   /* grey-olive                               */
    --fl-line:       rgba(15, 23, 42, 0.18);
    --fl-line-soft:  rgba(15, 23, 42, 0.10);
    --fl-teal:       #0E6E66;   /* primary accent — retro instrument teal   */
    --fl-mustard:    #8F6A14;   /* text-safe mustard (art uses #DB9E2E)     */

    --fl-serif: 'Instrument Serif', Georgia, 'Times New Roman', serif;
    --fl-sans:  'Inter Tight', 'Inter', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
    --fl-mono:  'Space Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body.fl {
    margin: 0;
    background: var(--fl-paper);
    color: var(--fl-ink);
    font-family: var(--fl-sans);
    font-size: 17px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Faint paper grain — the retro print texture. Fixed, barely-there. */
body.fl::before {
    content: "";
    position: fixed; inset: 0;
    pointer-events: none;
    z-index: 90;
    opacity: .05;
    mix-blend-mode: multiply;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.5 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1rem; }

h1, h2, h3 {
    font-family: var(--fl-serif);
    font-weight: 400;
    color: var(--fl-ink);
    letter-spacing: -0.01em;
    margin: 0 0 .4em;
    line-height: 1.05;
}

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

.fl-container {
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 28px;
}

/* Small mono label used to open every section */
.fl-kicker {
    font-family: var(--fl-mono);
    font-size: .72rem;
    font-weight: 500;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--fl-mute);
    margin: 0 0 1.6rem;
}

/* ---------- Accessibility ---------- */
.fl-skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 200;
    background: var(--fl-ink);
    color: var(--fl-paper);
    padding: 10px 18px;
    font-family: var(--fl-mono);
    font-size: .8rem;
}
.fl-skip-link:focus { left: 16px; top: 12px; }

:focus-visible {
    outline: 2px solid var(--fl-teal);
    outline-offset: 3px;
}

/* ---------- Reveal-on-scroll (JS adds .is-visible) ---------- */
html.js [data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity .7s ease, transform .7s ease;
}
html.js [data-reveal].is-visible {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    html.js [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---------- Nav ---------- */
.fl-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--fl-paper);
    border-bottom: 1px solid transparent;
    transition: border-color .25s ease;
}
.fl-nav.is-scrolled { border-bottom-color: var(--fl-line-soft); }

.fl-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 22px;
    padding-bottom: 22px;
}

.fl-brand__logo { height: 30px; width: auto; }

.fl-nav__cta {
    font-family: var(--fl-mono);
    font-size: .8rem;
    letter-spacing: .06em;
    border-bottom: 1px solid var(--fl-ink);
    padding-bottom: 2px;
    transition: color .2s ease, border-color .2s ease;
}
.fl-nav__cta:hover { color: var(--fl-teal); border-color: var(--fl-teal); }

/* ---------- Buttons (shared with the demo form) ---------- */
.fl-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    font-family: var(--fl-sans);
    font-size: .95rem;
    font-weight: 500;
    line-height: 1;
    padding: 16px 30px;
    border: 1px solid var(--fl-ink);
    border-radius: 999px;
    cursor: pointer;
    transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.fl-btn--primary {
    background: var(--fl-ink);
    color: var(--fl-paper);
}
.fl-btn--primary:hover {
    background: var(--fl-teal);
    border-color: var(--fl-teal);
    color: #fff;
}
.fl-btn--ghost {
    background: transparent;
    color: var(--fl-ink);
}
.fl-btn--ghost:hover { border-color: var(--fl-teal); color: var(--fl-teal); }
.fl-btn--block { width: 100%; }
.fl-btn[disabled] { opacity: .6; cursor: default; }

/* ---------- Hero ---------- */
.fl-hero {
    min-height: calc(100vh - 72px);
    display: flex;
    align-items: center;
    padding: 7vh 0 10vh;
}

.fl-hero__inner {
    display: grid;
    grid-template-columns: 1.05fr .85fr;
    gap: 3.5rem;
    align-items: center;
}

/* The field: tangled paths converging into ordered lines — chaos → system. */
.fl-hero__art img {
    width: 100%;
    max-height: 76vh;
    object-fit: cover;
}

.fl-hero__title {
    font-size: clamp(2.7rem, 5.4vw, 4.6rem);
    line-height: 1;
    letter-spacing: -0.02em;
    margin-bottom: .4em;
}

.fl-hero__sub {
    max-width: 34em;
    font-size: 1.2rem;
    line-height: 1.55;
    color: var(--fl-ink-soft);
    margin-bottom: 2.4rem;
}

.fl-hero__cta {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.fl-hero__more {
    font-family: var(--fl-mono);
    font-size: .8rem;
    letter-spacing: .06em;
    color: var(--fl-mute);
    border-bottom: 1px solid var(--fl-line);
    padding-bottom: 2px;
    transition: color .2s ease, border-color .2s ease;
}
.fl-hero__more:hover { color: var(--fl-teal); border-color: var(--fl-teal); }

.fl-hero__note {
    font-family: var(--fl-mono);
    font-size: .72rem;
    letter-spacing: .05em;
    color: var(--fl-mute);
    margin: 1.4rem 0 0;
}

/* ---------- Backing strip ---------- */
.fl-backing {
    border-top: 1px solid var(--fl-line-soft);
    padding: 1.6rem 0;
}

.fl-backing__line {
    font-family: var(--fl-mono);
    font-size: .74rem;
    letter-spacing: .08em;
    color: var(--fl-mute);
    margin: 0;
}

/* ---------- Thesis ---------- */
.fl-manifesto {
    border-top: 3px double var(--fl-line);   /* retro print rule */
    padding: 14vh 0;
}

.fl-manifesto__body { max-width: 700px; }

.fl-manifesto__body p {
    font-family: var(--fl-serif);
    font-size: clamp(1.45rem, 2.6vw, 2rem);
    line-height: 1.38;
    color: var(--fl-ink);
    margin: 0 0 1.4em;
}
.fl-manifesto__body p:last-child { margin-bottom: 0; }

/* ---------- One system ---------- */
.fl-onesystem {
    border-top: 1px solid var(--fl-line-soft);
    padding: 12vh 0;
}

.fl-onesystem__body { max-width: 760px; }

.fl-onesystem__body p {
    font-family: var(--fl-serif);
    font-size: clamp(1.5rem, 2.8vw, 2.1rem);
    line-height: 1.34;
    color: var(--fl-ink);
    margin: 0;
}

/* ---------- Metrics ---------- */
.fl-metrics {
    border-top: 3px double var(--fl-line);   /* retro print rule */
    padding: 12vh 0;
}

.fl-metrics__grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.fl-metric {
    border-top: 1px solid var(--fl-ink);
    padding-top: 1.4rem;
}

.fl-metric__num {
    display: block;
    font-family: var(--fl-serif);
    font-size: clamp(3rem, 7vw, 5rem);
    line-height: .95;
    letter-spacing: -0.02em;
    color: var(--fl-teal);
}

.fl-metric__label {
    display: block;
    margin-top: .7rem;
    max-width: 14em;
    color: var(--fl-ink-soft);
    line-height: 1.4;
}

.fl-metrics__note {
    font-family: var(--fl-mono);
    font-size: .72rem;
    letter-spacing: .05em;
    color: var(--fl-mute);
    margin: 2.6rem 0 0;
}

/* ---------- Principles ---------- */
.fl-principles { padding: 0 0 14vh; }

.fl-principles__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.fl-principle {
    display: grid;
    grid-template-columns: 90px 1fr;
    gap: 1.5rem;
    align-items: baseline;
    padding: 2.2rem 0;
    border-top: 1px solid var(--fl-line-soft);
}

.fl-principle__n {
    font-family: var(--fl-mono);
    font-size: .8rem;
    color: var(--fl-mute);
}

.fl-principle h2 {
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    margin-bottom: .25em;
}

.fl-principle p {
    margin: 0;
    max-width: 40em;
    color: var(--fl-ink-soft);
}

/* ---------- Founders ---------- */
.fl-founders {
    border-top: 3px double var(--fl-line);   /* retro print rule */
    padding: 12vh 0;
}

.fl-founders__grid {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 4rem;
    align-items: start;
}

.fl-founders__copy p {
    font-family: var(--fl-serif);
    font-size: clamp(1.4rem, 2.6vw, 1.9rem);
    line-height: 1.36;
    color: var(--fl-ink);
    margin: 0;
}

.fl-founders__people {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1.6rem;
}

.fl-founder {
    display: flex;
    align-items: center;
    gap: 1.1rem;
}

.fl-founder__mono {
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 1px solid var(--fl-line);
    font-family: var(--fl-mono);
    font-size: .95rem;
    letter-spacing: .04em;
    color: var(--fl-teal);
    background: var(--fl-paper-2);
}

.fl-founder__meta { display: flex; flex-direction: column; }

.fl-founder__name {
    font-family: var(--fl-sans);
    font-weight: 600;
    color: var(--fl-ink);
}

.fl-founder__role {
    font-family: var(--fl-mono);
    font-size: .72rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--fl-mute);
    margin-top: .2rem;
}

/* ---------- Demo ---------- */
.fl-demo {
    border-top: 3px double var(--fl-line);   /* retro print rule */
    padding: 12vh 0 14vh;
}

.fl-demo__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.fl-demo__copy h2 {
    font-size: clamp(2.2rem, 4.5vw, 3.4rem);
}

.fl-demo__cohort {
    display: inline-block;
    font-family: var(--fl-mono);
    font-size: .74rem;
    letter-spacing: .06em;
    color: var(--fl-teal);
    border: 1px solid var(--fl-teal);
    border-radius: 999px;
    padding: 6px 14px;
    margin: 0 0 1.2rem;
}

.fl-demo__sub { color: var(--fl-ink-soft); }

/* ---------- Demo form (Livewire) ---------- */
.fl-form-wrap { width: 100%; }

.fl-form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.fl-field { margin-bottom: 1.1rem; }

.fl-field label {
    display: block;
    font-family: var(--fl-mono);
    font-size: .7rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--fl-mute);
    margin-bottom: .45rem;
}

.fl-field__opt { text-transform: none; letter-spacing: 0; }

.fl-field input,
.fl-field select,
.fl-field textarea {
    width: 100%;
    font-family: var(--fl-sans);
    font-size: 1rem;
    color: var(--fl-ink);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--fl-line);
    border-radius: 0;
    padding: 8px 0 10px;
    transition: border-color .2s ease;
}
.fl-field input::placeholder,
.fl-field textarea::placeholder { color: var(--fl-mute); opacity: .7; }
.fl-field input:focus,
.fl-field select:focus,
.fl-field textarea:focus {
    outline: none;
    border-bottom-color: var(--fl-ink);
}
.fl-field textarea { resize: vertical; }

.fl-field__error {
    display: block;
    font-size: .8rem;
    color: #A93E26;
    margin-top: .35rem;
}

.fl-form .fl-btn--block { margin-top: .6rem; }

.fl-form__legal {
    font-size: .8rem;
    color: var(--fl-mute);
    margin: .9rem 0 0;
}

.fl-form-success {
    border: 1px solid var(--fl-line-soft);
    border-radius: 14px;
    padding: 2.2rem;
    text-align: center;
}
.fl-form-success__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1px solid var(--fl-line);
    color: var(--fl-teal);
    margin-bottom: 1rem;
}
.fl-form-success h3 { font-size: 1.5rem; }
.fl-form-success p { color: var(--fl-ink-soft); margin-bottom: 1.4rem; }

/* ---------- Footer ---------- */
.fl-footer {
    border-top: 1px solid var(--fl-line-soft);
    padding: 2.4rem 0 3rem;
}

.fl-footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 2rem;
    flex-wrap: wrap;
}

.fl-footer__legal {
    font-size: .8rem;
    color: var(--fl-mute);
    max-width: 46em;
    margin: 0;
}

.fl-footer__links {
    display: flex;
    gap: 1.6rem;
    flex-wrap: wrap;
}

.fl-footer__links a {
    font-family: var(--fl-mono);
    font-size: .75rem;
    letter-spacing: .04em;
    color: var(--fl-mute);
    transition: color .2s ease;
}
.fl-footer__links a:hover { color: var(--fl-teal); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
    .fl-demo__grid { grid-template-columns: 1fr; gap: 2.5rem; }

    .fl-hero__inner { grid-template-columns: 1fr; gap: 2rem; }
    .fl-hero__art img { max-height: 320px; object-position: center; }

    .fl-founders__grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 640px) {
    body.fl { font-size: 16px; }

    .fl-container { padding: 0 20px; }

    .fl-hero { padding: 6vh 0 10vh; }
    .fl-hero__sub { font-size: 1.1rem; }

    .fl-manifesto { padding: 12vh 0; }

    .fl-principle {
        grid-template-columns: 1fr;
        gap: .4rem;
        padding: 1.8rem 0;
    }

    .fl-form__row { grid-template-columns: 1fr; gap: 0; }

    .fl-metrics__grid { grid-template-columns: 1fr; gap: 1.8rem; }
}