/* ============================================================
   PROSITE CREATION — Design System
   Mode dark premium · Lime accent · Editorial typography
   ============================================================ */

:root {
    --ink: #0A0A0F;
    --ink-2: #111118;
    --ink-3: #16161F;
    --ink-4: #1D1D28;
    --bone: #F4F4F5;
    --bone-2: #E5E5E7;
    --mute: #9A9AA8;
    --mute-2: #6B6B78;
    --line: #232330;
    --line-2: #2D2D3A;
    --acid: #C5F82A;
    --acid-2: #B8EE25;
    --acid-3: #DDFF6E;
    --acid-glow: rgba(197, 248, 42, 0.18);
    --rose: #FF6B7A;
    --azure: #5EAEFF;

    --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
    --font-body: "Inter", system-ui, sans-serif;
    --font-mono: "JetBrains Mono", ui-monospace, monospace;

    --r-sm: 8px;
    --r-md: 14px;
    --r-lg: 20px;
    --r-xl: 28px;
    --r-2xl: 36px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
    --shadow-md: 0 12px 32px -12px rgba(0,0,0,.6), 0 2px 8px rgba(0,0,0,.3);
    --shadow-glow: 0 0 0 1px rgba(197,248,42,.15), 0 12px 48px -8px rgba(197,248,42,.18);

    --container: 1340px;
    --gap: clamp(16px, 2vw, 32px);
    --pad-x: clamp(20px, 4vw, 48px);

    --ease-out: cubic-bezier(.16,1,.3,1);
    --ease-in-out: cubic-bezier(.65,0,.35,1);
}

/* ====== RESET ====== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    background: var(--ink);
    color: var(--bone);
    font-family: var(--font-body);
    font-feature-settings: "ss01", "cv11";
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; transition: color .25s var(--ease-out); }
::selection { background: var(--acid); color: var(--ink); }

/* ====== ANTI-LEAK protections ====== */
img, svg, video {
    -webkit-user-drag: none;
    -webkit-touch-callout: none;
    pointer-events: auto;
}
.protect-text {
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
}
@media print {
    body * { visibility: hidden !important; }
    body::after {
        content: "© Prosite Creation — Impression non autorisée. Contactez contact@prositecreation.org";
        visibility: visible !important;
        position: fixed; inset: 0;
        display: grid; place-items: center;
        font-size: 24px; color: #000;
    }
}

/* ====== ACCESSIBILITY ====== */
.skip {
    position: fixed; top: 8px; left: 8px;
    background: var(--acid); color: var(--ink);
    padding: 10px 14px; border-radius: 8px;
    font-weight: 600; font-size: 13px;
    transform: translateY(-200%);
    z-index: 1000; transition: transform .25s var(--ease-out);
}
.skip:focus { transform: translateY(0); }
:focus-visible {
    outline: 2px solid var(--acid);
    outline-offset: 3px;
    border-radius: 4px;
}

/* ====== GRAIN / NOISE OVERLAY ====== */
.grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: .035;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* ====== CURSOR (desktop only) ====== */
.cursor-dot, .cursor-ring {
    position: fixed; top: 0; left: 0;
    pointer-events: none;
    z-index: 9999;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    will-change: transform;
}
.cursor-dot {
    width: 6px; height: 6px;
    background: var(--acid);
    transition: width .25s var(--ease-out), height .25s var(--ease-out), background .2s;
}
.cursor-ring {
    width: 32px; height: 32px;
    border: 1px solid rgba(197,248,42,.45);
    transition: width .35s var(--ease-out), height .35s var(--ease-out), border-color .25s, background .25s;
}
.cursor-ring.is-hover { width: 60px; height: 60px; background: rgba(197,248,42,.08); border-color: var(--acid); }
.cursor-dot.is-hidden, .cursor-ring.is-hidden { opacity: 0; }
@media (hover: none), (pointer: coarse) {
    .cursor-dot, .cursor-ring { display: none; }
    body { cursor: auto; }
}
@media (hover: hover) {
    html.alpine-ready body { cursor: none; }
    html.alpine-ready a,
    html.alpine-ready button,
    html.alpine-ready [role="button"],
    html.alpine-ready [data-magnet] { cursor: none; }
    /* champs de formulaire : curseur texte natif */
    html.alpine-ready input,
    html.alpine-ready textarea,
    html.alpine-ready select { cursor: text; }
}

/* ====== TYPOGRAPHY ====== */
.font-display { font-family: var(--font-display); }
.font-mono { font-family: var(--font-mono); letter-spacing: -.01em; }

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: -.02em;
    line-height: 1.05;
    color: var(--bone);
}
h1 { font-size: clamp(2.5rem, 7vw, 6rem); letter-spacing: -.04em; font-weight: 700; }
h2 { font-size: clamp(1.875rem, 4vw, 3.5rem); letter-spacing: -.03em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); letter-spacing: -.02em; }
h4 { font-size: clamp(1rem, 1.4vw, 1.125rem); letter-spacing: -.01em; }

.eyebrow {
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .18em;
    color: var(--mute);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.eyebrow::before {
    content: "";
    width: 10px; height: 1px;
    background: var(--acid);
}

.gradient-text {
    background: linear-gradient(105deg, var(--bone) 0%, var(--bone) 35%, var(--acid) 65%, var(--bone) 95%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 6s linear infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }

.text-acid { color: var(--acid); }
.text-mute { color: var(--mute); }

/* ====== LAYOUT ====== */
.wrap {
    max-width: var(--container);
    margin: 0 auto;
    padding-left: var(--pad-x);
    padding-right: var(--pad-x);
    position: relative;
    z-index: 2;
}
section { position: relative; z-index: 2; }

/* ====== HEADER ====== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    transition: backdrop-filter .35s, background .35s, border-color .35s;
    border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
    backdrop-filter: blur(18px) saturate(180%);
    background: rgba(10,10,15,.78);
    border-bottom-color: var(--line);
}
.hdr-wrap {
    max-width: var(--container);
    margin: 0 auto;
    padding: 16px var(--pad-x);
    display: flex; align-items: center; justify-content: space-between;
    gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
    width: 38px; height: 38px;
    display: grid; place-items: center;
    background: var(--ink-3);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    color: var(--bone);
    transition: border-color .25s, transform .35s var(--ease-out);
}
.brand:hover .brand-mark { border-color: var(--acid); transform: rotate(-6deg); }
.brand-mark svg { width: 22px; height: 22px; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 17px;
    letter-spacing: -.02em;
}
.brand-name--accent { color: var(--acid); }
.brand-sub {
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--mute-2);
    margin-top: 4px;
}

.nav-main {
    display: flex;
    gap: 4px;
    background: rgba(20,20,28,.6);
    border: 1px solid var(--line);
    border-radius: 100px;
    padding: 6px;
    backdrop-filter: blur(12px);
}
.nav-link {
    padding: 8px 18px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 100px;
    transition: background .25s, color .25s;
    color: var(--bone-2);
}
.nav-link:hover { background: var(--ink-3); color: var(--bone); }
.nav-link.is-active { background: var(--acid); color: var(--ink); }

.hdr-cta { display: flex; align-items: center; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: -.01em;
    transition: transform .25s var(--ease-out), background .25s, color .25s, box-shadow .35s;
    will-change: transform;
}
.btn svg { width: 14px; height: 14px; transition: transform .35s var(--ease-out); }
.btn-primary {
    background: var(--acid);
    color: var(--ink);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}
.btn-primary:hover svg { transform: translateX(3px); }
.btn-ghost {
    background: transparent;
    color: var(--bone);
    border: 1px solid var(--line-2);
}
.btn-ghost:hover { background: var(--ink-3); border-color: var(--acid); }
.btn-lg { padding: 16px 28px; font-size: 15px; }
.btn-lg svg { width: 16px; height: 16px; }

.burger { display: none; flex-direction: column; gap: 5px; padding: 10px; }
.burger span {
    width: 22px; height: 2px;
    background: var(--bone);
    transition: transform .25s var(--ease-out), opacity .25s;
    transform-origin: center;
}
.burger span.is-open:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger span.is-open:nth-child(2) { opacity: 0; }
.burger span.is-open:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-drawer {
    display: none;
    position: fixed; inset: 0;
    background: rgba(10,10,15,.85);
    backdrop-filter: blur(20px);
    z-index: 99;
    place-items: start center;
    padding-top: 96px;
}
html.alpine-ready .mobile-drawer[style*="display: grid"],
html.alpine-ready .mobile-drawer.is-open { display: grid; }
.mobile-panel {
    width: min(420px, 90vw);
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-xl);
    padding: 12px;
    display: flex; flex-direction: column; gap: 4px;
}
.mobile-panel a {
    padding: 14px 18px;
    font-size: 16px;
    font-weight: 500;
    border-radius: var(--r-md);
    transition: background .2s;
}
.mobile-panel a:hover { background: var(--ink-3); }
.mobile-panel .btn-primary { margin-top: 8px; justify-content: center; }

/* ====== HERO ====== */
.hero {
    padding: 160px var(--pad-x) 100px;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(60vw 60vh at 80% 20%, rgba(197,248,42,.12), transparent 60%),
        radial-gradient(50vw 50vh at 0% 100%, rgba(94,174,255,.08), transparent 60%);
    z-index: 0;
}
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(60% 60% at 50% 50%, black, transparent);
    opacity: .35;
    z-index: 0;
}
.hero-inner {
    max-width: var(--container);
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 2;
}
.hero h1 {
    margin: 24px 0 28px;
    max-width: 14ch;
}
.hero h1 .word {
    display: inline-block;
    overflow: hidden;
    vertical-align: bottom;
    padding-right: .25em;
}
.hero h1 .word > span {
    display: inline-block;
    transform: translateY(0);
    will-change: transform;
}
/* animation uniquement si JS chargé */
html.alpine-ready .hero h1 .word > span {
    animation: wordIn .9s var(--ease-out) both;
}
html.alpine-ready .hero h1 .word:nth-child(1) > span { animation-delay: .1s; }
html.alpine-ready .hero h1 .word:nth-child(2) > span { animation-delay: .18s; }
html.alpine-ready .hero h1 .word:nth-child(3) > span { animation-delay: .26s; }
html.alpine-ready .hero h1 .word:nth-child(4) > span { animation-delay: .34s; }
html.alpine-ready .hero h1 .word:nth-child(5) > span { animation-delay: .42s; }
html.alpine-ready .hero h1 .word:nth-child(6) > span { animation-delay: .5s; }
@keyframes wordIn { from { transform: translateY(110%); } to { transform: translateY(0); } }

.hero-tag {
    max-width: 56ch;
    color: var(--mute);
    font-size: clamp(1rem, 1.3vw, 1.25rem);
    line-height: 1.55;
    margin-bottom: 40px;
}
html.alpine-ready .hero-tag { animation: fadeUp .9s .65s var(--ease-out) both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

.hero-cta {
    display: flex; flex-wrap: wrap; gap: 14px;
}
html.alpine-ready .hero-cta { animation: fadeUp .9s .8s var(--ease-out) both; }

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-top: 96px;
    padding-top: 32px;
    border-top: 1px solid var(--line);
}
html.alpine-ready .hero-stats { animation: fadeUp .9s .95s var(--ease-out) both; }
.stat-num {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -.04em;
    color: var(--bone);
    line-height: 1;
}
.stat-num .plus { color: var(--acid); }
.stat-label {
    margin-top: 8px;
    font-size: 12px;
    color: var(--mute);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: .1em;
}

/* ====== SECTION COMMON ====== */
.section { padding: clamp(80px, 12vw, 160px) 0; }
.section-head {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 32px;
    margin-bottom: 56px;
    align-items: end;
}
.section-head h2 { max-width: 22ch; }
.section-head p { max-width: 48ch; color: var(--mute); }

/* ====== PROJECTS GRID ====== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--gap);
}
.project-card {
    grid-column: span 4;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-xl);
    padding: 32px;
    position: relative;
    overflow: hidden;
    transition: transform .5s var(--ease-out), border-color .35s, background .35s;
    aspect-ratio: 1.05 / 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    isolation: isolate;
}
.project-card.span-6 { grid-column: span 6; aspect-ratio: 1.5/1; }
.project-card.span-8 { grid-column: span 8; aspect-ratio: 1.7/1; }
.project-card.span-12 { grid-column: span 12; aspect-ratio: 2.4/1; }

.project-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--card-bg, transparent);
    opacity: .55;
    z-index: -2;
}
.project-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% 0%, var(--card-accent, transparent), transparent 70%);
    opacity: 0;
    transition: opacity .5s var(--ease-out);
    z-index: -1;
}
.project-card:hover {
    transform: translateY(-4px);
    border-color: var(--card-accent, var(--acid));
}
.project-card:hover::after { opacity: .35; }

.project-meta { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.project-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--bone-2);
    padding: 5px 10px;
    border: 1px solid var(--line-2);
    border-radius: 100px;
    background: rgba(10,10,15,.4);
    backdrop-filter: blur(6px);
}
.project-year {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--mute);
    margin-left: auto;
}
.project-title {
    margin-top: auto;
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 2.4vw, 2.25rem);
    font-weight: 600;
    letter-spacing: -.025em;
    line-height: 1.05;
}
.project-tagline {
    color: var(--bone-2);
    font-size: 14px;
    margin-top: 6px;
    max-width: 32ch;
}
.project-bottom {
    display: flex; align-items: center; justify-content: space-between;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--mute);
    text-transform: uppercase;
    letter-spacing: .08em;
}
.project-arrow {
    display: inline-flex;
    align-items: center; justify-content: center;
    width: 36px; height: 36px;
    background: var(--ink-3);
    border: 1px solid var(--line);
    border-radius: 50%;
    transition: transform .35s var(--ease-out), background .25s, border-color .25s;
}
.project-card:hover .project-arrow {
    transform: rotate(-45deg);
    background: var(--card-accent, var(--acid));
    border-color: var(--card-accent, var(--acid));
    color: var(--ink);
}
.project-arrow svg { width: 14px; height: 14px; transition: transform .35s; }

.project-status {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 11px;
    color: var(--mute);
    font-family: var(--font-mono);
}
.project-status::before {
    content: "";
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--acid);
    box-shadow: 0 0 8px var(--acid-glow);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .6; transform: scale(.9); }
}

/* ====== ABOUT / SPLIT ====== */
.split {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--gap);
    align-items: start;
}
.split-left { grid-column: span 5; position: sticky; top: 120px; }
.split-right { grid-column: span 7; }
.split h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 24px; }
.split p { color: var(--mute); font-size: 16px; line-height: 1.65; margin-bottom: 16px; max-width: 56ch; }

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 40px;
}
.kpi {
    padding: 20px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
}
.kpi-num {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 28px;
    letter-spacing: -.03em;
    color: var(--acid);
}
.kpi-label {
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--mute);
    margin-top: 4px;
}

/* ====== SERVICES ====== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--gap);
}
.service-card {
    padding: 40px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-xl);
    transition: border-color .35s, background .35s, transform .35s var(--ease-out);
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
    overflow: hidden;
}
.service-card:hover { border-color: var(--acid); transform: translateY(-4px); }
.service-icon {
    width: 48px; height: 48px;
    background: var(--ink-3);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    display: grid; place-items: center;
    color: var(--acid);
    transition: background .35s, transform .5s var(--ease-out);
}
.service-card:hover .service-icon {
    background: var(--acid); color: var(--ink);
    transform: rotate(-8deg) scale(1.1);
}
.service-icon svg { width: 22px; height: 22px; }
.service-card h3 { font-size: 1.5rem; }
.service-card p { color: var(--mute); }
.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
}
.service-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--bone-2);
    padding: 8px 0;
    border-top: 1px dashed var(--line);
}
.service-list li::before {
    content: "";
    width: 4px; height: 4px;
    background: var(--acid);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ====== PROCESS ====== */
.process {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gap);
    counter-reset: step;
}
.process-step {
    counter-increment: step;
    padding: 32px 24px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    position: relative;
    transition: border-color .3s, transform .35s var(--ease-out);
}
.process-step:hover { border-color: var(--acid); transform: translateY(-4px); }
.process-step::before {
    content: "0" counter(step);
    position: absolute;
    top: 24px; right: 24px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--mute-2);
    letter-spacing: .1em;
}
.process-step h4 { margin-bottom: 12px; }
.process-step p { color: var(--mute); font-size: 14px; }

/* ====== MARQUEE ====== */
.marquee {
    overflow: hidden;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 28px 0;
    background: var(--ink);
}
.marquee-track {
    display: inline-flex;
    gap: 64px;
    animation: scroll 60s linear infinite;
    white-space: nowrap;
}
.marquee-track span {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -.02em;
    color: var(--bone);
    display: inline-flex;
    align-items: center;
    gap: 64px;
}
.marquee-track span::after {
    content: "✦";
    color: var(--acid);
    font-size: 1em;
}
@keyframes scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ====== CTA BIG ====== */
.cta-big {
    margin: 80px auto;
    padding: clamp(48px, 8vw, 96px);
    background:
        linear-gradient(135deg, rgba(197,248,42,.04) 0%, transparent 50%),
        var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-2xl);
    text-align: center;
    max-width: var(--container);
    position: relative;
    overflow: hidden;
}
.cta-big::before {
    content: "";
    position: absolute;
    top: 0; left: 50%;
    width: 1px;
    height: 80px;
    background: linear-gradient(to bottom, transparent, var(--acid));
    transform: translateX(-50%);
}
.cta-big h2 {
    font-size: clamp(2rem, 5vw, 4rem);
    margin-bottom: 24px;
}
.cta-big p {
    color: var(--mute);
    font-size: 18px;
    margin-bottom: 40px;
    max-width: 56ch;
    margin-inline: auto;
}

/* ====== PROJECT DETAIL PAGE ====== */
.project-hero {
    padding: 160px var(--pad-x) 80px;
    background: var(--card-bg, var(--ink-2));
    border-bottom: 1px solid var(--line);
    position: relative;
}
.project-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 70% 40%, var(--card-accent, var(--acid-glow)), transparent 60%);
    opacity: .25;
    z-index: 0;
}
.project-hero-inner { max-width: var(--container); margin: 0 auto; position: relative; z-index: 2; }
.project-hero h1 { font-size: clamp(2.5rem, 6vw, 5rem); margin: 16px 0 20px; max-width: 18ch; }
.project-hero .lead { font-size: clamp(1.125rem, 1.6vw, 1.375rem); color: var(--bone-2); max-width: 64ch; margin-bottom: 40px; }

.project-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gap);
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--line);
}
.info-block .lbl {
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--mute);
    margin-bottom: 8px;
}
.info-block .val { font-size: 15px; color: var(--bone); font-weight: 500; }

.project-content { display: grid; grid-template-columns: 1fr 320px; gap: 64px; }
.project-content .body p { color: var(--bone-2); font-size: 17px; line-height: 1.7; margin-bottom: 24px; }
.project-content h3 { margin-bottom: 20px; margin-top: 40px; }
.feature-list {
    list-style: none;
    display: grid;
    gap: 12px;
}
.feature-list li {
    padding: 16px 20px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    display: flex;
    gap: 14px;
    align-items: flex-start;
    color: var(--bone-2);
    font-size: 15px;
}
.feature-list li::before {
    content: "→";
    color: var(--acid);
    font-weight: bold;
    flex-shrink: 0;
}
.tech-stack { display: flex; flex-wrap: wrap; gap: 8px; }
.tech-pill {
    padding: 6px 12px;
    border: 1px solid var(--line-2);
    border-radius: 100px;
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--bone-2);
}

.project-aside {
    position: sticky;
    top: 120px;
    align-self: start;
    padding: 32px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-xl);
    height: fit-content;
}
.aside-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
    font-size: 14px;
}
.aside-row:last-child { border-bottom: none; }
.aside-row .lbl { color: var(--mute); font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.aside-row .val { color: var(--bone); text-align: right; font-weight: 500; max-width: 60%; }

.project-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap);
    margin-top: 80px;
    padding-top: 48px;
    border-top: 1px solid var(--line);
}
.project-nav a {
    padding: 24px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    transition: border-color .3s, background .3s, transform .35s var(--ease-out);
}
.project-nav a:hover { border-color: var(--acid); transform: translateY(-2px); }
.project-nav .nav-label { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--mute); margin-bottom: 8px; }
.project-nav .nav-name { font-family: var(--font-display); font-size: 20px; font-weight: 600; }
.project-nav a.next { text-align: right; }

/* ====== FILTER BAR ====== */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 48px;
    padding: 8px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: 100px;
    width: fit-content;
}
.filter-pill {
    padding: 10px 18px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: var(--bone-2);
    transition: background .25s, color .25s;
    cursor: pointer;
    font-family: var(--font-body);
}
.filter-pill:hover { background: var(--ink-3); }
.filter-pill.is-active { background: var(--acid); color: var(--ink); }

/* ====== CONTACT FORM ====== */
.contact-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 64px;
    align-items: start;
}
.contact-info-card {
    padding: 32px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-xl);
    margin-bottom: 16px;
}
.contact-info-card h4 { font-size: 14px; color: var(--mute); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .12em; margin-bottom: 8px; }
.contact-info-card .val { font-size: 18px; color: var(--bone); font-weight: 500; }

.form-grid {
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--r-xl);
    padding: 40px;
}
.form-row { display: grid; gap: 8px; margin-bottom: 20px; }
.form-row.split-row { grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row label { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--mute); }
.form-row input, .form-row select, .form-row textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--ink-3);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    color: var(--bone);
    font-family: var(--font-body);
    font-size: 15px;
    transition: border-color .25s, background .25s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
    outline: none;
    border-color: var(--acid);
    background: var(--ink-4);
}
.form-row textarea { resize: vertical; min-height: 140px; }
.form-submit { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; }
.form-note { font-size: 12px; color: var(--mute); font-family: var(--font-mono); }

/* ====== FOOTER ====== */
.site-footer {
    margin-top: 120px;
    border-top: 1px solid var(--line);
    background: var(--ink-2);
    position: relative;
    overflow: hidden;
}
.ftr-wrap {
    max-width: var(--container);
    margin: 0 auto;
    padding: 80px var(--pad-x) 32px;
    position: relative;
    z-index: 2;
}
.ftr-top {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 64px;
    margin-bottom: 64px;
}
.ftr-mark {
    width: 44px; height: 44px;
    display: grid; place-items: center;
    background: var(--ink-3);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    color: var(--bone);
    margin-bottom: 24px;
}
.ftr-mark svg { width: 24px; height: 24px; }
.ftr-tag { color: var(--bone-2); max-width: 42ch; font-size: 16px; line-height: 1.6; margin-bottom: 16px; }
.ftr-loc { font-family: var(--font-mono); font-size: 12px; color: var(--mute); display: flex; align-items: center; gap: 8px; }
.ftr-loc .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--acid); box-shadow: 0 0 8px var(--acid-glow); }

.ftr-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.ftr-cols h4 {
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .14em;
    color: var(--mute);
    margin-bottom: 16px;
    font-weight: 500;
}
.ftr-cols a {
    display: block;
    padding: 6px 0;
    color: var(--bone-2);
    font-size: 14px;
    transition: color .2s, transform .25s var(--ease-out);
}
.ftr-cols a:hover { color: var(--acid); transform: translateX(4px); }

.ftr-bottom {
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px;
    padding-top: 32px;
    border-top: 1px solid var(--line);
    font-size: 12px;
    color: var(--mute);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: .08em;
}
.ftr-legal { display: flex; gap: 12px; }
.ftr-legal a:hover { color: var(--bone); }

.ftr-watermark {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(8rem, 18vw, 16rem);
    letter-spacing: -.05em;
    color: rgba(255,255,255,.018);
    pointer-events: none;
    z-index: 0;
    user-select: none;
}

/* ====== SCROLL REVEAL (progressive enhancement) ====== */
.reveal { transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
html.alpine-ready .reveal { opacity: 0; transform: translateY(40px); }
html.alpine-ready .reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ====== RESPONSIVE ====== */
@media (max-width: 1024px) {
    .nav-main { display: none; }
    .burger { display: flex; }
    .hdr-cta { display: none; }
    .project-card,
    .project-card.span-6,
    .project-card.span-8,
    .project-card.span-12 { grid-column: span 12; aspect-ratio: 1.4/1; }
    .split-left { position: static; grid-column: span 12; }
    .split-right { grid-column: span 12; }
    .services-grid, .ftr-top { grid-template-columns: 1fr; gap: 32px; }
    .ftr-cols { grid-template-columns: repeat(3, 1fr); }
    .process { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; gap: 24px; }
    .project-content { grid-template-columns: 1fr; gap: 32px; }
    .project-aside { position: static; }
    .project-info-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .section-head { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .hero { padding: 120px 20px 60px; min-height: auto; }
    .form-row.split-row { grid-template-columns: 1fr; }
    .ftr-cols { grid-template-columns: 1fr; }
    .ftr-bottom { flex-direction: column; align-items: flex-start; }
    .kpi-grid { grid-template-columns: 1fr; }
    .form-grid { padding: 24px; }
    .project-info-grid { grid-template-columns: 1fr 1fr; }
}