/* ============================================================
   REAL VETRO — styles.css  ·  DS v2 "Esquadria Editorial"
   Serifa editorial (Fraunces) + mono técnico (IBM Plex Mono) +
   corpo (IBM Plex Sans). Grade de finas linhas (mullions),
   cantos vivos, papel calcário, vermelho cirúrgico.
   ============================================================ */
:root{
  --red-500:#C4181E; --red-600:#9E1519; --red-700:#7A1013; --red-050:#F3E3E1;
  --ink-900:#1B1A16; --ink-850:#212019; --ink-800:#2A2822; --ink-700:#38352C; --ink-600:#4A473C;
  --steel-500:#8C877C; --steel-400:#A8A296; --steel-300:#C6C0B3;
  --paper:#EDEAE3; --surface:#F6F4EF; --surface-2:#E3DED3; --line:#D6D0C4; --line-strong:#C1BAAA;
  --text:#1E1C16; --text-muted:#5C574B; --text-on-dark:#ECE7DD; --text-on-dark-muted:#A49E90;
  --font-display:"Helvetica Neue",Helvetica,Arial,sans-serif;
  --font-mono:"Inter","Segoe UI",system-ui,sans-serif;
  --font-body:"Geist","Segoe UI",system-ui,sans-serif;
  --fs-mono:.74rem;
  --fs-body:clamp(1rem,.96rem + .2vw,1.08rem);
  --fs-lede:clamp(1.25rem,1.05rem + .9vw,1.7rem);
  --fs-h3:clamp(1.3rem,1.1rem + .8vw,1.7rem);
  --fs-h2:clamp(2.1rem,1.4rem + 3.2vw,4rem);
  --fs-h1:clamp(2.7rem,1.7rem + 5vw,5.6rem);
  --fs-display:clamp(3.4rem,2rem + 7vw,7.5rem);
  --section-y:clamp(4.5rem,3rem + 6vw,8.5rem);
  --container:1240px; --gutter:clamp(20px,5vw,40px);
  --r-sm:2px; --r-md:2px; --r-lg:3px; --r-pill:999px;
  --shadow-md:0 24px 50px -28px rgba(20,18,12,.32);
  --e:cubic-bezier(.16,.84,.28,1); --e2:cubic-bezier(.4,0,.2,1);
  --dur:.85s; --header-h:72px;
}

/* ---------- base ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);font-size:var(--fs-body);line-height:1.62;color:var(--text);background:var(--paper);-webkit-font-smoothing:antialiased;overflow-x:hidden;font-optical-sizing:auto}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul{list-style:none}
h1,h2,h3{font-family:var(--font-display);font-weight:600;line-height:1.02;letter-spacing:-.015em;color:var(--text);font-optical-sizing:auto}
::selection{background:var(--red-500);color:#fff}
:focus-visible{outline:2.5px solid var(--red-500);outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}

/* ---------- helpers ---------- */
.mono{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.16em;text-transform:uppercase;font-weight:500}
.eyebrow{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.18em;text-transform:uppercase;font-weight:500;color:var(--red-600)}
.eyebrow--light{color:var(--steel-400)}
.section-title{font-size:var(--fs-h2);max-width:20ch;font-weight:600}
.lede{font-family:var(--font-display);font-size:var(--fs-lede);font-weight:500;line-height:1.28;color:var(--text)}
p{max-width:64ch}
strong{font-weight:600;color:var(--text)}
[data-bg="dark"] strong{color:var(--text-on-dark)}
em{font-style:italic}

/* running head: índice + rótulo (mono). Sem linha no rótulo. */
.rh{display:flex;align-items:baseline;gap:14px;margin-bottom:clamp(1.6rem,3vw,2.6rem)}
.rh__idx{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.1em;color:var(--red-500);font-weight:600}
.rh__label{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.18em;text-transform:uppercase;color:var(--text-muted);font-weight:500}
[data-bg="dark"] .rh__label{color:var(--text-on-dark-muted)}

/* hairline structural rule (não é eyebrow) */
.hr{height:1px;background:var(--line);border:0;width:100%}
[data-bg="dark"] .hr{background:rgba(255,255,255,.14)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.6rem;justify-content:center;background:var(--red-500);color:#fff;font-family:var(--font-body);font-weight:600;font-size:.95rem;letter-spacing:.01em;padding:.95rem 1.6rem;border-radius:var(--r-sm);transition:background .25s var(--e2),transform .25s var(--e2)}
.btn:hover{background:var(--red-600);transform:translateY(-2px)}
.btn:active{transform:scale(.985)}
.btn__wa,.btn__arw{transition:transform .25s var(--e2)}
.btn:hover .btn__wa,.btn:hover .btn__arw{transform:translateX(3px)}
.btn--lg{padding:1.1rem 2rem;font-size:1.02rem}
.btn--ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45)}
.btn--ghost:hover{background:rgba(255,255,255,.08);border-color:#fff}
.btn--ghost.btn--dark{color:var(--text);border-color:var(--line-strong)}
.btn--ghost.btn--dark:hover{background:var(--surface-2);border-color:var(--steel-500)}
/* link-button editorial (texto + seta) */
.linkbtn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--text);font-weight:600;padding-bottom:4px;border-bottom:1.5px solid var(--red-500);transition:gap .25s var(--e2),color .2s}
.linkbtn:hover{gap:.85rem;color:var(--red-600)}
[data-bg="dark"] .linkbtn{color:var(--text-on-dark)}

/* ============================================================ HEADER */
.site-header{position:fixed;inset:0 0 auto 0;z-index:60;padding:14px 0;transition:transform .45s var(--e2),background .45s var(--e2),padding .45s var(--e2),border-color .45s}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center}
.brand__img{height:36px;width:auto;transition:height .45s var(--e2)}
.brand__img--white{display:none}
.site-header[data-solid="true"]{background:rgba(20,19,15,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding:9px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.site-header[data-solid="true"] .brand__img{height:31px}
.site-header[data-solid="true"] .brand__img--color,.site-header[data-solid="false"] .brand__img--color{display:block}
.site-header[data-solid="true"] .brand__img--color{display:none}
.site-header[data-solid="true"] .brand__img--white{display:block}
.site-header.is-hidden{transform:translateY(-105%)}
.nav{display:flex;align-items:center;gap:clamp(16px,2vw,30px)}
.nav>a:not(.btn){font-family:var(--font-mono);font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:#EAE6DC;font-weight:500;position:relative;padding:4px 0;transition:color .2s;text-shadow:0 1px 10px rgba(0,0,0,.4)}
.nav>a:not(.btn):hover{color:#fff}
.nav>a:not(.btn)::after{content:"";position:absolute;left:0;right:100%;bottom:-1px;height:1.5px;background:var(--red-500);transition:right .3s var(--e)}
.nav>a:not(.btn):hover::after{right:0}
.nav__close,.nav__toggle{display:none}
.nav__toggle{flex-direction:column;gap:5px;padding:8px;z-index:70}
.nav__toggle span{width:26px;height:2px;background:#fff;border-radius:2px;box-shadow:0 1px 6px rgba(0,0,0,.4)}

/* ============================================================ HERO */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;background:var(--ink-900);color:var(--text-on-dark);overflow:hidden;padding:calc(var(--header-h) + 3vh) 0 6vh}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center 42%}
.hero__scrim{position:absolute;inset:0;z-index:1;background:
  linear-gradient(90deg,rgba(18,17,13,.94) 0%,rgba(18,17,13,.82) 30%,rgba(18,17,13,.5) 58%,rgba(18,17,13,.2) 100%),
  linear-gradient(0deg,rgba(18,17,13,.6) 0%,rgba(18,17,13,0) 42%)}
.hero__inner{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:center;width:100%}
.hero__kicker{margin-bottom:1.4rem}
.hero__title{font-family:var(--font-display);font-weight:700;font-size:var(--fs-h1);line-height:1.02;letter-spacing:-.02em;color:#fff;max-width:20ch}
.hero__title em{font-style:italic;color:var(--red-500)}
.hero__lede{color:#DAD6CD;font-size:1.06rem;line-height:1.6;max-width:44ch;margin-top:1.6rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:2.2rem}
.hero__meta{display:flex;gap:clamp(1.6rem,3vw,3rem);margin-top:3rem}
.hero__meta div{display:flex;flex-direction:column;gap:3px}
.hero__meta dt{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--steel-400)}
.hero__meta dd{font-family:var(--font-display);font-weight:600;font-size:1.1rem;color:#fff}
/* mullions sutis sobre o fundo (grade de esquadria) */
.hero__mullions{position:absolute;inset:0;pointer-events:none;background:
  repeating-linear-gradient(90deg,transparent,transparent calc(25% - 1px),rgba(240,238,232,.13) calc(25% - 1px),rgba(240,238,232,.13) 25%),
  repeating-linear-gradient(0deg,transparent,transparent calc(50% - 1px),rgba(240,238,232,.13) calc(50% - 1px),rgba(240,238,232,.13) 50%)}

/* ============================================================ MANIFESTO */
.manifesto{background:var(--paper);padding:var(--section-y) 0;border-top:1px solid var(--line)}
.manifesto__grid{display:grid;grid-template-columns:auto 1fr;gap:clamp(1.4rem,5vw,4rem);align-items:start}
.manifesto__meta{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted);line-height:2.1;white-space:nowrap}
.manifesto__meta b{color:var(--red-600);font-weight:600}
.manifesto__lead{font-family:var(--font-display);font-weight:600;font-size:clamp(1.6rem,1.1rem + 2.4vw,3rem);line-height:1.22;letter-spacing:-.015em;max-width:22ch}
.manifesto__lead em{font-style:italic;color:var(--red-600)}

/* ============================================================ TRUST (marquee) */
.trust{background:var(--ink-900);color:var(--text-on-dark);padding:clamp(2.4rem,3vw,3.4rem) 0;overflow:hidden}
.trust__label{text-align:center;color:var(--text-on-dark-muted);margin-bottom:1.8rem}
.marquee{position:relative;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee__track{display:flex;align-items:center;gap:clamp(40px,6vw,80px);width:max-content;animation:marq 34s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__track img{height:clamp(24px,3vw,34px);width:auto;filter:grayscale(1) brightness(0) invert(1);opacity:.5;transition:opacity .3s}
.marquee__track img:hover{opacity:1}
@keyframes marq{to{transform:translateX(-50%)}}

/* ============================================================ WORKS (catálogo) */
.works{background:var(--paper);padding:var(--section-y) 0;border-top:1px solid var(--line)}
.works__grid{display:grid;grid-template-columns:repeat(6,1fr);gap:clamp(16px,2vw,30px) clamp(16px,2vw,28px)}
.work{grid-column:span 2;display:flex;flex-direction:column;text-align:left;background:none}
.work--feature{grid-column:span 4}
.work--tall{grid-column:span 2}
.work--half{grid-column:span 3}
.work--half .work__frame img{aspect-ratio:4/3}
.work__frame{position:relative;overflow:hidden;background:var(--ink-800);border-radius:var(--r-sm)}
.work__frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform 1s var(--e),filter .5s}
.work--feature .work__frame img{aspect-ratio:16/10}
.work--tall .work__frame img{aspect-ratio:3/4}
.work:hover .work__frame img{transform:scale(1.045)}
.work__zoom{position:absolute;top:12px;right:12px;width:38px;height:38px;display:grid;place-items:center;background:rgba(20,19,15,.55);color:#fff;border-radius:var(--r-pill);opacity:0;transform:translateY(-6px);transition:opacity .3s,transform .4s var(--e);backdrop-filter:blur(4px)}
.work:hover .work__zoom{opacity:1;transform:translateY(0)}
.work__cap{display:flex;align-items:baseline;gap:12px;padding:12px 2px 0;border-top:0}
.work__idx{font-family:var(--font-mono);font-size:.72rem;color:var(--red-500);font-weight:600;letter-spacing:.05em;flex-shrink:0}
.work__info{display:flex;flex-direction:column;gap:1px;min-width:0}
.work__name{font-family:var(--font-display);font-size:clamp(1.1rem,.9rem + .7vw,1.5rem);font-weight:600;letter-spacing:-.01em;line-height:1.1}
.work__place{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted)}
.work:hover .work__name{color:var(--red-600)}

/* ============================================================ PLATE (faixa full-bleed) */
.plate{position:relative;min-height:82svh;display:flex;align-items:flex-end;overflow:hidden;background:var(--ink-900)}
.plate__media{position:absolute;inset:-8% 0;z-index:0;will-change:transform}
.plate__media img{width:100%;height:100%;object-fit:cover}
.plate__scrim{position:absolute;inset:0;background:linear-gradient(0deg,rgba(18,17,13,.88) 0%,rgba(18,17,13,.2) 55%,rgba(18,17,13,.1) 100%)}
.plate__inner{position:relative;z-index:2;padding-bottom:clamp(3rem,7vh,6rem)}
.plate__line{font-family:var(--font-display);font-weight:600;color:#fff;font-size:clamp(1.7rem,1.1rem + 2.6vw,3.4rem);line-height:1.12;max-width:20ch;letter-spacing:-.015em}
.plate__line em{font-style:italic;color:var(--red-500)}
.plate__cap{margin-top:1.1rem;color:var(--text-on-dark-muted)}

/* ============================================================ SOLUÇÕES (índice-tabela) */
.sol{background:var(--surface);padding:var(--section-y) 0;border-top:1px solid var(--line)}
.sol__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(32px,5vw,72px);align-items:start}
.sol__media{position:relative;overflow:hidden;border-radius:var(--r-sm);aspect-ratio:3/4}
.sol__media img{width:100%;height:100%;object-fit:cover}
.sol__media .hero__mullions{background:
    repeating-linear-gradient(90deg,transparent,transparent calc(50% - 1px),rgba(240,238,232,.22) calc(50% - 1px),rgba(240,238,232,.22) 50%),
    repeating-linear-gradient(0deg,transparent,transparent calc(33.333% - 1px),rgba(240,238,232,.22) calc(33.333% - 1px),rgba(240,238,232,.22) 33.333%)}
.sol__title{font-size:var(--fs-h2);max-width:16ch;margin-bottom:2rem;font-weight:600}
.sol-row{display:grid;grid-template-columns:auto 1fr;gap:1rem 1.4rem;align-items:baseline;padding:1.15rem 0;border-top:1px solid var(--line);transition:padding-left .3s var(--e)}
.sol-row:last-child{border-bottom:1px solid var(--line)}
.sol-row:hover{padding-left:10px}
.sol-row__idx{font-family:var(--font-mono);font-size:.74rem;color:var(--steel-500);font-weight:600;letter-spacing:.05em}
.sol-row:hover .sol-row__idx{color:var(--red-500)}
.sol-row__name{display:block;font-family:var(--font-display);font-size:var(--fs-h3);font-weight:600;line-height:1.1}
.sol-row__desc{display:block;font-family:var(--font-body);color:var(--text-muted);font-size:.95rem;margin-top:5px}
.sol__cta{margin-top:2.2rem}

/* ============================================================ SOBRE (dark editorial) */
.about{background:var(--ink-900);color:var(--text-on-dark);padding:var(--section-y) 0}
.about__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,5vw,80px);align-items:center}
.about__lead{font-family:var(--font-display);font-weight:600;font-size:clamp(1.5rem,1.1rem + 2vw,2.6rem);line-height:1.22;color:#fff;letter-spacing:-.015em;max-width:20ch;margin-bottom:1.6rem}
.about__lead em{font-style:italic;color:var(--red-500)}
.about__text{color:var(--text-on-dark-muted);max-width:52ch;margin-bottom:1.6rem}
.about__text strong{color:#fff;font-weight:600}
.about__sign{font-family:var(--font-mono);font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--steel-400);margin-bottom:2rem}
.about__sign b{color:#fff}
.about__media{position:relative;overflow:hidden;border-radius:var(--r-sm);aspect-ratio:4/5}
.about__media img{width:100%;height:100%;object-fit:cover}

/* ============================================================ NÚMEROS (spec strip) */
.stats{background:var(--paper);padding:clamp(3.5rem,5vw,6rem) 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:.5rem clamp(1rem,2vw,2rem);border-left:1px solid var(--line)}
.stat:first-child{border-left:0;padding-left:0}
.stat__num{font-family:var(--font-display);font-weight:600;font-size:clamp(3rem,2rem + 4vw,5.2rem);line-height:.95;letter-spacing:-.03em;color:var(--text);display:block}
.stat:nth-child(3) .stat__num{color:var(--red-500)}
.stat__label{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted);margin-top:.9rem;display:block;max-width:22ch}

/* ============================================================ DIFERENCIAIS */
.diff{background:var(--surface);padding:var(--section-y) 0;border-top:1px solid var(--line)}
.diff__grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(32px,5vw,72px);align-items:start}
.diff__head{position:sticky;top:100px}
.diff__title{font-size:var(--fs-h2);margin-bottom:1.6rem;font-weight:600;max-width:14ch}
.diff__atuacao{margin-bottom:1.8rem}
.diff__atuacao dt{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--red-600);margin-bottom:.4rem}
.diff__atuacao dd{color:var(--text-muted);max-width:32ch}
.diff-row{display:grid;grid-template-columns:auto 1fr;gap:1.4rem;padding:1.6rem 0;border-top:1px solid var(--line)}
.diff-row:last-child{border-bottom:1px solid var(--line)}
.diff-row__idx{font-family:var(--font-mono);font-size:.74rem;color:var(--red-500);font-weight:600}
.diff-row h3{font-size:var(--fs-h3);margin-bottom:.4rem;font-weight:600}
.diff-row p{color:var(--text-muted);font-size:.98rem}

/* ============================================================ CTA */
.cta{position:relative;background:var(--ink-900);color:#fff;min-height:78svh;display:flex;align-items:center;overflow:hidden;padding:var(--section-y) 0}
.cta__mullions{position:absolute;inset:0;z-index:0;opacity:.5;background:
  repeating-linear-gradient(90deg,transparent,transparent calc(20% - 1px),rgba(240,238,232,.06) calc(20% - 1px),rgba(240,238,232,.06) 20%)}
.cta__beams{position:absolute;inset:0;z-index:0;background:url("../img/patterns/light-beams.svg") center/cover no-repeat;filter:invert(1);opacity:.09;mix-blend-mode:screen}
.cta__inner{position:relative;z-index:2;max-width:60ch;text-align:left}
.cta__title{font-family:var(--font-display);font-weight:700;font-size:clamp(2.6rem,1.6rem + 4.4vw,5.4rem);line-height:1.02;letter-spacing:-.02em;margin-bottom:1.3rem;max-width:16ch;color:#fff}
.cta__title em{font-style:italic;color:var(--red-500)}
.cta__sub{color:var(--text-on-dark-muted);font-size:var(--fs-lede);font-family:var(--font-display);font-weight:400;max-width:48ch;margin-bottom:2.2rem}
.cta__contact{margin-top:2.4rem;display:flex;flex-wrap:wrap;gap:.6rem 2rem}
.cta__contact span{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-on-dark-muted)}

/* ============================================================ FOOTER */
.footer{background:var(--ink-850);color:var(--text-on-dark);padding:clamp(3.5rem,4vw,5rem) 0 2rem;border-top:1px solid rgba(255,255,255,.1)}
.footer__grid{display:grid;grid-template-columns:1.5fr .8fr 1fr 1fr;gap:clamp(28px,3vw,48px);padding-bottom:2.5rem;border-bottom:1px solid rgba(255,255,255,.1)}
.footer__logo{height:42px;width:auto;margin-bottom:1.1rem}
.footer__tag{color:var(--text-on-dark);max-width:30ch;font-size:.95rem}
.footer__h{display:block;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--steel-400);margin-bottom:1rem}
.footer__col{display:flex;flex-direction:column;gap:.7rem}
.footer__col a,.footer__col span{color:var(--text-on-dark-muted);font-size:.92rem;transition:color .2s}
.footer__col a:hover{color:#fff}
.footer__bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:1.6rem;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--steel-500)}

/* ============================================================ LIGHTBOX */
.lightbox{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;background:rgba(15,14,10,.95);backdrop-filter:blur(4px);padding:max(20px,4vw)}
.lightbox.is-open{display:flex}
.lightbox__stage{position:relative;max-width:min(1100px,92vw);max-height:86vh;display:flex;flex-direction:column;align-items:center}
.lightbox__stage img{max-width:100%;max-height:78vh;object-fit:contain;border-radius:var(--r-sm)}
.lightbox__cap{display:flex;justify-content:space-between;align-items:center;width:100%;gap:16px;margin-top:1rem;color:#fff;font-family:var(--font-mono);font-size:.76rem;letter-spacing:.08em;text-transform:uppercase}
.lightbox__count{color:var(--steel-400);font-variant-numeric:tabular-nums}
.lightbox__close{position:absolute;top:max(16px,3vw);right:max(16px,3vw);color:#fff;width:46px;height:46px;display:grid;place-items:center;border-radius:var(--r-pill);background:rgba(255,255,255,.08);transition:background .2s}
.lightbox__close:hover{background:rgba(255,255,255,.2)}
.lightbox__nav{position:absolute;top:50%;transform:translateY(-50%);color:#fff;width:54px;height:54px;display:grid;place-items:center;border-radius:var(--r-pill);background:rgba(255,255,255,.08);transition:background .2s}
.lightbox__nav:hover{background:var(--red-500)}
.lightbox__nav--prev{left:max(12px,2vw)} .lightbox__nav--next{right:max(12px,2vw)}
.lightbox__nav.is-hidden{display:none}

/* ============================================================ LOADER + PROGRESS */
.loader{position:fixed;inset:0;z-index:200;display:grid;place-items:center;background:var(--ink-900);transition:opacity .6s var(--e2),visibility .6s}
.loader__mark img{width:56px;height:56px;animation:pulse 1.3s ease-in-out infinite}
.loader.is-done{opacity:0;visibility:hidden}
@keyframes pulse{0%,100%{opacity:.35;transform:scale(.96)}50%{opacity:1;transform:scale(1.02)}}
.progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:80;background:var(--red-500);transition:width .1s linear}

/* ============================================================ COOKIE */
.cookie-notice{position:fixed;bottom:20px;left:20px;z-index:90;background:var(--ink-850);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-md);padding:20px 22px;width:100%;max-width:400px;display:flex;flex-direction:column;gap:14px;box-shadow:0 12px 40px rgba(0,0,0,.4);transform:translateY(calc(100% + 28px));transition:transform .5s var(--e)}
.cookie-notice.show{transform:translateY(0)}
.cookie-notice p{font-size:.82rem;color:var(--text-on-dark-muted);line-height:1.6;max-width:none}
.cookie-notice a{color:var(--red-500);text-decoration:underline}
.cookie-actions{display:flex;gap:10px}
.cookie-btn{flex:1;padding:10px 14px;border-radius:var(--r-sm);font-family:var(--font-body);font-size:.82rem;font-weight:600;cursor:pointer;text-align:center;transition:background .2s,border-color .2s}
.cookie-btn--accept{background:var(--red-500);color:#fff;border:0}
.cookie-btn--accept:hover{background:var(--red-600)}
.cookie-btn--decline{background:transparent;color:var(--text-on-dark-muted);border:1px solid rgba(255,255,255,.22)}
.cookie-btn--decline:hover{color:#fff;border-color:rgba(255,255,255,.45)}
@media (max-width:480px){.cookie-notice{left:12px;right:12px;bottom:12px;max-width:none}}

/* ============================================================ MOTION */
html.has-motion [data-reveal]{transition:opacity var(--dur) var(--e),transform var(--dur) var(--e)}
html.has-motion [data-reveal]:not(.is-in){opacity:0;transform:translateY(22px)}
html.has-motion [data-reveal="fig"]:not(.is-in){transform:translateY(18px)}
html.has-motion [data-reveal="mask"]{transition:clip-path 1.15s var(--e)}
html.has-motion [data-reveal="mask"]:not(.is-in){clip-path:inset(0 0 101% 0)}
html.has-motion [data-reveal="mask"] img{transition:transform 1.3s var(--e)}
html.has-motion [data-reveal="mask"]:not(.is-in) img{transform:scale(1.07)}
/* hairline draw-in */
html.has-motion [data-line]{transition:transform var(--dur) var(--e);transform-origin:left}
html.has-motion [data-line]:not(.is-in){transform:scaleX(0)}

/* ============================================================ RESPONSIVE */
@media (max-width:960px){
  .hero__scrim{background:linear-gradient(0deg,rgba(18,17,13,.92) 0%,rgba(18,17,13,.55) 55%,rgba(18,17,13,.4) 100%)}
  .hero__title{max-width:18ch}
  .works__grid{grid-template-columns:repeat(4,1fr)}
  .work,.work--tall{grid-column:span 2}
  .work--feature{grid-column:span 4}
  .work--feature .work__frame img{aspect-ratio:16/10}
  .sol__grid,.about__grid,.diff__grid{grid-template-columns:1fr}
  .sol__media{max-height:52vh}
  .about__media{order:-1;aspect-ratio:16/10;max-height:46vh}
  .diff__head{position:static}
  .stats__grid{grid-template-columns:repeat(2,1fr);gap:2px 0}
  .stat{border-left:1px solid var(--line);padding:1.2rem clamp(1rem,3vw,1.6rem)}
  .stat:first-child,.stat:nth-child(3){padding-left:clamp(1rem,3vw,1.6rem)}
  .stat:nth-child(odd){border-left:0;padding-left:0}
  .footer__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav{position:fixed;inset:0 0 0 auto;width:min(86vw,340px);flex-direction:column;align-items:flex-start;justify-content:center;gap:1.5rem;background:var(--ink-900);padding:2rem;transform:translateX(100%);transition:transform .5s var(--e);box-shadow:-20px 0 60px rgba(0,0,0,.4);z-index:65}
  .nav.is-open{transform:translateX(0)}
  .nav>a:not(.btn){font-size:1.1rem}
  .nav>a:not(.btn)::after{display:none}
  .nav__toggle{display:flex}
  .nav__close{display:grid;place-items:center;position:absolute;top:18px;right:18px;color:#fff;width:40px;height:40px}
  body.nav-open{overflow:hidden}
  .manifesto__grid{grid-template-columns:1fr;gap:1.4rem}
  .manifesto__meta{line-height:1.9}
}
@media (max-width:560px){
  :root{--header-h:62px}
  .works__grid{grid-template-columns:1fr;gap:26px}
  .work,.work--feature,.work--tall{grid-column:span 1}
  .work__frame img,.work--feature .work__frame img,.work--tall .work__frame img{aspect-ratio:3/2}
  .work__zoom{opacity:1;transform:none}
  .stats__grid{grid-template-columns:1fr}
  .stat{border-left:0!important;padding:1.4rem 0!important;border-top:1px solid var(--line)}
  .stat:first-child{border-top:0}
  .footer__grid{grid-template-columns:1fr}
  .hero__meta{flex-wrap:wrap;gap:1.2rem 2rem}
  .plate{min-height:70svh}
  .cta__inner{max-width:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html.has-motion [data-reveal],html.has-motion [data-line]{opacity:1!important;transform:none!important;clip-path:none!important}
  .plate__media{transform:none!important}
  .marquee__track{animation:none!important}
  .loader{display:none}
}