/* =========================================================
   Marc.photos — Refonte graphique moderne (2026)
   Thème sombre cinématographique + accents néon
   ========================================================= */

:root {
    --bg:        #07070c;
    --bg-2:      #0e0e16;
    --bg-3:      #15151f;
    --surface:   rgba(255, 255, 255, .04);
    --surface-2: rgba(255, 255, 255, .07);
    --border:    rgba(255, 255, 255, .10);
    --text:      #f4f4f8;
    --text-soft: #b9b9c8;
    --text-dim:  #7b7b8c;

    --neon-1: #ff2d75;   /* magenta */
    --neon-2: #a855f7;   /* violet  */
    --neon-3: #22d3ee;   /* cyan    */

    --grad: linear-gradient(120deg, var(--neon-1), var(--neon-2) 50%, var(--neon-3));
    --grad-soft: linear-gradient(120deg, rgba(255,45,117,.18), rgba(168,85,247,.18) 50%, rgba(34,211,238,.18));

    --radius: 18px;
    --radius-lg: 26px;
    --shadow: 0 24px 60px -20px rgba(0, 0, 0, .7);
    --glow: 0 0 0 1px rgba(255,255,255,.06), 0 18px 50px -12px rgba(168, 85, 247, .35);

    --maxw: 1240px;
    --font-head: 'Space Grotesk', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--text);
    background: var(--bg);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Animated background aura ------------------------------------------------ */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(38vw 38vw at 12% 8%,  rgba(255, 45, 117, .16), transparent 60%),
        radial-gradient(42vw 42vw at 88% 18%, rgba(34, 211, 238, .14), transparent 60%),
        radial-gradient(46vw 46vw at 50% 110%, rgba(168, 85, 247, .18), transparent 60%);
    animation: auraShift 18s ease-in-out infinite alternate;
}
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background: var(--bg);
    opacity: .55;
}
@keyframes auraShift {
    0%   { transform: translate3d(0, 0, 0) scale(1); }
    100% { transform: translate3d(0, -3%, 0) scale(1.08); }
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
    width: 100%;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography -------------------------------------------------------------- */
h1, h2, h3 { font-family: var(--font-head); font-weight: 700; line-height: 1.05; margin: 0; }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-head);
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .28em;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: 18px;
}
.eyebrow::before {
    content: "";
    width: 34px; height: 2px;
    background: var(--grad);
    border-radius: 2px;
}

.gradient-text {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section { padding: clamp(70px, 11vw, 140px) 0; position: relative; }

.section-title { font-size: clamp(2rem, 5.5vw, 3.6rem); letter-spacing: -.02em; }
.section-head { max-width: 720px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { color: var(--text-soft); font-size: 1.08rem; margin-top: 18px; }

/* Buttons ----------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 28px;
    border-radius: 100px;
    font-family: var(--font-head);
    font-weight: 600;
    font-size: .98rem;
    letter-spacing: .01em;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
    will-change: transform;
}
.btn .arrow { transition: transform .25s ease; }
.btn:hover .arrow { transform: translateX(4px); }

.btn-primary {
    color: #0a0a12;
    background: var(--grad);
    background-size: 160% 160%;
    box-shadow: 0 14px 34px -10px rgba(168, 85, 247, .6);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 20px 44px -10px rgba(255, 45, 117, .65); }

.btn-ghost {
    color: var(--text);
    background: var(--surface);
    border-color: var(--border);
    backdrop-filter: blur(8px);
}
.btn-ghost:hover { transform: translateY(-3px); background: var(--surface-2); border-color: rgba(255,255,255,.22); }

/* Navbar ------------------------------------------------------------------ */
.site-nav {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px clamp(20px, 5vw, 48px);
    transition: background .35s ease, backdrop-filter .35s ease, padding .35s ease, border-color .35s ease;
    border-bottom: 1px solid transparent;
}
.site-nav.scrolled {
    background: rgba(10, 10, 16, .72);
    backdrop-filter: blur(18px) saturate(140%);
    border-bottom-color: var(--border);
    padding-top: 12px;
    padding-bottom: 12px;
}
.brand {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -.01em;
    display: flex;
    align-items: center;
    gap: 2px;
}
.brand .dot { color: var(--neon-1); }
.brand b { font-weight: 700; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
    margin: 0; padding: 0;
}
.nav-links > li { position: relative; }
.nav-links a.nav-link {
    display: block;
    padding: 10px 16px;
    font-family: var(--font-head);
    font-weight: 500;
    font-size: .95rem;
    color: var(--text-soft);
    border-radius: 100px;
    transition: color .2s ease, background .2s ease;
}
.nav-links a.nav-link:hover { color: var(--text); background: var(--surface); }
.nav-cta { margin-left: 8px; padding: 10px 22px !important; color: var(--text) !important;
    border: 1px solid var(--border); background: var(--surface); }
.nav-cta:hover { border-color: var(--neon-2); }

/* Dropdown */
.has-dropdown > .nav-link::after {
    content: "▾";
    font-size: .7em;
    margin-left: 6px;
    opacity: .7;
}
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 10px;
    min-width: 230px;
    background: rgba(16, 16, 24, .96);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 8px;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity .22s ease, transform .22s ease, visibility .22s;
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 14px;
    border-radius: 10px;
    font-size: .92rem;
    color: var(--text-soft);
    transition: background .18s ease, color .18s ease, padding-left .18s ease;
}
.dropdown a::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--grad); opacity: .0; transition: opacity .18s; }
.dropdown a:hover { background: var(--surface-2); color: var(--text); padding-left: 18px; }
.dropdown a:hover::before { opacity: 1; }

/* Burger */
.nav-toggle {
    display: none;
    width: 46px; height: 46px;
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: 12px;
    cursor: pointer;
    position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
    content: "";
    position: absolute;
    left: 50%; top: 50%;
    width: 20px; height: 2px;
    background: var(--text);
    border-radius: 2px;
    transform: translate(-50%, -50%);
    transition: transform .3s ease, opacity .3s ease;
}
.nav-toggle span::before { transform: translate(-50%, -8px); }
.nav-toggle span::after  { transform: translate(-50%, 6px); }
.nav-open .nav-toggle span { background: transparent; }
.nav-open .nav-toggle span::before { transform: translate(-50%, 0) rotate(45deg); }
.nav-open .nav-toggle span::after  { transform: translate(-50%, 0) rotate(-45deg); }

/* Hero -------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-slides { position: absolute; inset: 0; z-index: -1; }
.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.12);
    transition: opacity 1.6s ease, transform 7s ease;
}
.hero-slide.active { opacity: 1; transform: scale(1); }
.hero-slides::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(7,7,12,.92), rgba(7,7,12,.55) 55%, rgba(7,7,12,.4)),
        linear-gradient(0deg, var(--bg) 2%, transparent 38%);
}
.hero-inner { padding: 140px 0 90px; max-width: 880px; }
.hero h1 {
    font-size: clamp(2.8rem, 9vw, 6.2rem);
    letter-spacing: -.03em;
    margin: 0 0 6px;
}
.hero .hero-sub {
    font-family: var(--font-head);
    font-size: clamp(1.1rem, 2.4vw, 1.6rem);
    font-weight: 500;
    color: var(--text);
    font-style: italic;
    margin: 0 0 26px;
}
.hero p.lead { color: var(--text-soft); font-size: 1.12rem; max-width: 560px; margin: 0 0 38px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 64px;
    padding-top: 34px;
    border-top: 1px solid var(--border);
}
.hero-stats .stat strong {
    display: block;
    font-family: var(--font-head);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    line-height: 1;
}
.hero-stats .stat span { font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; color: var(--text-dim); }

.scroll-cue {
    position: absolute;
    bottom: 26px; left: 50%;
    transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    font-size: .72rem; letter-spacing: .3em; text-transform: uppercase; color: var(--text-dim);
}
.scroll-cue .mouse { width: 24px; height: 38px; border: 2px solid var(--text-dim); border-radius: 14px; position: relative; }
.scroll-cue .mouse::before {
    content: ""; position: absolute; top: 7px; left: 50%; width: 4px; height: 7px;
    background: var(--text); border-radius: 3px; transform: translateX(-50%);
    animation: scrollWheel 1.6s ease infinite;
}
@keyframes scrollWheel { 0%{opacity:0; top:7px} 30%{opacity:1} 60%{opacity:1; top:16px} 100%{opacity:0; top:18px} }

/* About ------------------------------------------------------------------- */
.about-grid {
    display: grid;
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: clamp(36px, 6vw, 80px);
    align-items: center;
}
.portrait {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    isolation: isolate;
}
.portrait img { width: 100%; aspect-ratio: 4/5; object-fit: cover; transition: transform .6s ease; }
.portrait:hover img { transform: scale(1.05); }
.portrait::after {
    content: "";
    position: absolute; inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: var(--grad);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    opacity: .8;
}
.about-text p { color: var(--text-soft); margin: 0 0 16px; }
.about-text .sign { font-family: var(--font-head); font-size: 1.3rem; color: var(--text); margin-top: 8px; }

/* Albums grid ------------------------------------------------------------- */
.albums-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 22px;
}
.album-card {
    position: relative;
    display: block;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/5;
    background: var(--bg-3);
    isolation: isolate;
    box-shadow: var(--shadow);
}
.album-card img {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .7s cubic-bezier(.2,.7,.2,1), filter .5s ease;
    filter: saturate(.9) brightness(.85);
}
.album-card::after {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(0deg, rgba(7,7,12,.92) 4%, rgba(7,7,12,.25) 45%, transparent 72%);
    z-index: 1;
}
.album-card:hover img { transform: scale(1.08); filter: saturate(1.1) brightness(1); }
.album-card .album-body {
    position: absolute;
    inset: auto 0 0 0;
    z-index: 2;
    padding: 26px 24px;
    transform: translateY(8px);
    transition: transform .4s ease;
}
.album-card:hover .album-body { transform: translateY(0); }
.album-card .album-kicker {
    font-size: .72rem; letter-spacing: .22em; text-transform: uppercase;
    color: var(--neon-3); font-weight: 600; font-family: var(--font-head);
}
.album-card h3 { font-size: 1.5rem; margin: 8px 0 6px; }
.album-card p {
    color: var(--text-soft); font-size: .92rem; margin: 0;
    max-height: 0; opacity: 0; overflow: hidden;
    transition: max-height .45s ease, opacity .35s ease, margin .35s ease;
}
.album-card:hover p { max-height: 80px; opacity: 1; margin-bottom: 14px; }
.album-card .album-go {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--font-head); font-weight: 600; font-size: .9rem;
    color: var(--text);
}
.album-card .album-go .arrow { transition: transform .3s ease; }
.album-card:hover .album-go .arrow { transform: translateX(5px); }
.album-card .album-tag {
    position: absolute; top: 16px; left: 16px; z-index: 2;
    padding: 6px 12px; border-radius: 100px;
    background: rgba(7,7,12,.55); backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    font-size: .72rem; font-family: var(--font-head); font-weight: 600; letter-spacing: .05em;
}

/* Gear -------------------------------------------------------------------- */
.gear-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.chips { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0 0; }
.chip {
    display: inline-flex; align-items: center; gap: 9px;
    padding: 11px 18px; border-radius: 100px;
    background: var(--surface); border: 1px solid var(--border);
    font-family: var(--font-head); font-weight: 500; font-size: .92rem; color: var(--text-soft);
    transition: border-color .25s ease, color .25s ease, transform .25s ease;
}
.chip:hover { border-color: var(--neon-2); color: var(--text); transform: translateY(-2px); }
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--grad); }
.gear-media { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); background: var(--bg-2); }
.gear-media img { width: 100%; }

/* Parallax band ----------------------------------------------------------- */
.parallax {
    height: clamp(320px, 50vh, 520px);
    background-attachment: fixed;
    background-position: center;
    background-size: cover;
    position: relative;
    display: flex; align-items: center; justify-content: center;
}
.parallax::after { content: ""; position: absolute; inset: 0; background: rgba(7,7,12,.6); }
.parallax .parallax-quote {
    position: relative; z-index: 1; text-align: center; max-width: 760px; padding: 0 24px;
}
.parallax .parallax-quote h2 { font-size: clamp(1.6rem, 4.5vw, 3rem); letter-spacing: -.02em; }

/* Page header (galleries / text pages) ------------------------------------ */
.page-hero {
    position: relative;
    min-height: 64vh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}
.page-hero .bg { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.05); }
.page-hero::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(0deg, var(--bg) 3%, rgba(7,7,12,.55) 40%, rgba(7,7,12,.45));
}
.page-hero .page-hero-inner { position: relative; z-index: 1; padding-bottom: 56px; padding-top: 150px; width: 100%; }
.page-hero h1 { font-size: clamp(2.4rem, 7vw, 5rem); letter-spacing: -.03em; }
.back-link {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--font-head); font-weight: 500; font-size: .9rem; color: var(--text-soft);
    margin-bottom: 20px; transition: gap .25s ease, color .25s ease;
}
.back-link:hover { gap: 14px; color: var(--text); }

.lead-block { max-width: 760px; margin: 0 auto; }
.lead-block .feature-img { border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 26px; border: 1px solid var(--border); }
.lead-block p { color: var(--text-soft); font-size: 1.08rem; }
.lead-block a { color: var(--neon-3); border-bottom: 1px solid rgba(34,211,238,.4); }

/* Masonry gallery --------------------------------------------------------- */
.masonry {
    columns: 3;
    column-gap: 18px;
}
.masonry .photo {
    position: relative;
    break-inside: avoid;
    margin-bottom: 18px;
    border-radius: 16px;
    overflow: hidden;
    display: block;
    background: var(--bg-3);
    box-shadow: var(--shadow);
    transform: translateZ(0);
}
.masonry .photo img { width: 100%; transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.masonry .photo::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(0deg, rgba(7,7,12,.78), transparent 55%);
    opacity: 0; transition: opacity .35s ease;
}
.masonry .photo .cap {
    position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
    padding: 18px 18px;
    font-family: var(--font-head); font-weight: 600; font-size: 1rem; color: #fff;
    display: flex; align-items: center; gap: 9px;
    transform: translateY(10px); opacity: 0;
    transition: transform .35s ease, opacity .35s ease;
}
.masonry .photo .cap::before { content: ""; width: 18px; height: 2px; background: var(--grad); border-radius: 2px; }
.masonry .photo:hover img { transform: scale(1.06); }
.masonry .photo:hover::after { opacity: 1; }
.masonry .photo:hover .cap { transform: translateY(0); opacity: 1; }
.masonry .photo .zoom-ic {
    position: absolute; top: 14px; right: 14px; z-index: 2;
    width: 38px; height: 38px; border-radius: 50%;
    background: rgba(7,7,12,.5); backdrop-filter: blur(6px);
    border: 1px solid var(--border);
    color: #fff;
    opacity: 0; transform: scale(.8); transition: opacity .3s ease, transform .3s ease;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M15 3h6v6M9 21H3v-6M21 3l-7 7M3 21l7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
}
.masonry .photo:hover .zoom-ic { opacity: 1; transform: scale(1); }

/* Contact / text pages ---------------------------------------------------- */
.prose { max-width: 760px; }
.prose p { color: var(--text-soft); font-size: 1.08rem; }
.prose a { color: var(--neon-3); }
.contact-card {
    margin-top: 34px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}
.contact-card .item {
    padding: 22px;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--border);
}
.contact-card .item .label { font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--text-dim); font-family: var(--font-head); }
.contact-card .item .value { font-size: 1.05rem; margin-top: 6px; }

/* Footer ------------------------------------------------------------------ */
.site-footer {
    border-top: 1px solid var(--border);
    background: linear-gradient(0deg, var(--bg-2), transparent);
    padding: 64px 0 40px;
}
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 30px; align-items: flex-start; }
.footer-brand .brand { font-size: 1.8rem; margin-bottom: 12px; }
.footer-brand p { color: var(--text-dim); max-width: 320px; margin: 0; }
.footer-cols { display: flex; flex-wrap: wrap; gap: 60px; }
.footer-col h4 { font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 16px; font-family: var(--font-head); }
.footer-col a { display: block; color: var(--text-soft); padding: 5px 0; font-size: .95rem; transition: color .2s ease, padding-left .2s ease; }
.footer-col a:hover { color: var(--text); padding-left: 6px; }
.footer-bottom {
    margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border);
    display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between;
    color: var(--text-dim); font-size: .88rem;
}
.footer-bottom a { color: var(--text-soft); }
.footer-bottom a:hover { color: var(--text); }

/* Reveal on scroll -------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
.reveal.d4 { transition-delay: .32s; }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    .hero-slide { transition: opacity .6s ease; transform: none; }
    .parallax { background-attachment: scroll; }
    body::before { animation: none; }
}

/* Responsive -------------------------------------------------------------- */
@media (max-width: 980px) {
    .about-grid, .gear-grid { grid-template-columns: 1fr; }
    .gear-media { order: -1; }
    .masonry { columns: 2; }
}
@media (max-width: 860px) {
    .nav-toggle { display: block; z-index: 110; }
    .nav-menu {
        position: fixed;
        inset: 0 0 0 auto;
        width: min(82vw, 360px);
        background: rgba(10, 10, 16, .96);
        backdrop-filter: blur(22px);
        border-left: 1px solid var(--border);
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        padding: 110px 26px 40px;
        gap: 4px;
        transform: translateX(100%);
        transition: transform .4s cubic-bezier(.2,.7,.2,1);
    }
    .nav-open .nav-menu { transform: translateX(0); }
    .nav-links { flex-direction: column; align-items: stretch; gap: 2px; width: 100%; }
    .nav-links a.nav-link { padding: 14px 16px; font-size: 1.05rem; }
    .dropdown {
        position: static; opacity: 1; visibility: visible; transform: none;
        margin: 4px 0 8px; box-shadow: none; background: var(--surface);
        max-height: 0; overflow: hidden; padding: 0 8px; border: none;
        transition: max-height .35s ease, padding .35s ease;
    }
    .has-dropdown.open .dropdown { max-height: 420px; padding: 8px; }
    .nav-cta { margin: 12px 0 0; text-align: center; justify-content: center; }
    .nav-backdrop {
        position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 90;
        opacity: 0; visibility: hidden; transition: opacity .35s ease, visibility .35s;
    }
    .nav-open .nav-backdrop { opacity: 1; visibility: visible; }
}
@media (max-width: 560px) {
    .masonry { columns: 1; }
    .hero-stats { gap: 26px; }
    .footer-cols { gap: 32px; }
}