/* ===== ASORA — design system v2 ===== */
:root{
  --bg:#05060d;
  --bg-soft:#0a0d18;
  --panel:rgba(255,255,255,.035);
  --panel-2:rgba(255,255,255,.06);
  --panel-brd:rgba(255,255,255,.08);
  --ink:#f0f2f9;
  --muted:#8b93a9;
  --muted-dim:#565f74;
  --grad-a:#7c5cff;
  --grad-b:#22d3ee;
  --grad-c:#a78bfa;
  --accent:#7c5cff;
  --radius:20px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4,.nav__logo{font-family:'Space Grotesk',sans-serif;letter-spacing:-.025em;line-height:1.06}
/* Chinese: switch to a CJK-friendly stack + relax Latin-tuned spacing */
.lang-zh body,.lang-zh{font-family:'Noto Sans SC','Inter',system-ui,sans-serif}
.lang-zh h1,.lang-zh h2,.lang-zh h3,.lang-zh h4{font-family:'Noto Sans SC','Space Grotesk',sans-serif;letter-spacing:0;line-height:1.25}
.lang-zh .hero__acronym{text-transform:none;letter-spacing:.02em;font-size:.85rem}
.lang-zh .eyebrow,.lang-zh .work__tag,.lang-zh .trust__label{letter-spacing:.04em}
.footer__full{font-family:'Space Grotesk';font-size:.9rem;color:var(--muted);margin-top:.7rem;letter-spacing:.01em}
.lang-zh .footer__full{font-family:'Noto Sans SC'}
a{color:inherit;text-decoration:none}
.grad{background:linear-gradient(100deg,var(--grad-a),var(--grad-b));-webkit-background-clip:text;background-clip:text;color:transparent}
.grad--shimmer{
  background:linear-gradient(100deg,var(--grad-a),var(--grad-b),#fff,var(--grad-a));
  background-size:300% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shimmer 6s linear infinite;
}
@keyframes shimmer{to{background-position:300% 0}}

/* ===== backdrop ===== */
.mesh{
  position:fixed;inset:-20% -10% auto -10%;height:120vh;z-index:-4;
  background:
    radial-gradient(40% 40% at 18% 12%,rgba(124,92,255,.38),transparent 60%),
    radial-gradient(38% 38% at 82% 18%,rgba(34,211,238,.30),transparent 60%),
    radial-gradient(45% 45% at 60% 75%,rgba(167,139,250,.18),transparent 60%);
  filter:blur(40px);animation:drift 22s ease-in-out infinite alternate;
}
@keyframes drift{
  0%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(-3%,2%,0) scale(1.08)}
  100%{transform:translate3d(2%,-2%,0) scale(1.03)}
}
.bg-grid{
  position:fixed;inset:0;z-index:-3;
  background-image:linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:62px 62px;
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 25%,transparent 80%);
          mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 25%,transparent 80%);
}
.noise{
  position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* interactive cursor spotlight */
.spotlight{
  position:fixed;width:520px;height:520px;left:0;top:0;z-index:-1;pointer-events:none;
  background:radial-gradient(circle,rgba(124,92,255,.10),transparent 65%);
  transform:translate(-50%,-50%);transition:opacity .4s;opacity:0;
}

/* ===== buttons ===== */
.btn{
  position:relative;display:inline-flex;align-items:center;gap:.5rem;
  background:linear-gradient(100deg,var(--grad-a),var(--grad-b));
  color:#fff;font-weight:600;font-size:.95rem;
  padding:.74rem 1.35rem;border-radius:999px;border:0;cursor:pointer;overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),filter .25s;
  box-shadow:0 8px 32px -8px rgba(124,92,255,.6);
}
.btn::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);transform:translateX(-120%);transition:transform .6s var(--ease)}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 44px -8px rgba(124,92,255,.75);filter:brightness(1.05)}
.btn:hover::after{transform:translateX(120%)}
.btn__arrow{transition:transform .25s var(--ease)}
.btn:hover .btn__arrow{transform:translateX(4px)}
.btn--sm{padding:.55rem 1.05rem;font-size:.88rem}
.btn--lg{padding:.92rem 1.75rem;font-size:1rem}
.btn--full{width:100%;justify-content:center}
.btn--ghost{background:rgba(255,255,255,.04);color:var(--ink);border:1px solid var(--panel-brd);box-shadow:none;backdrop-filter:blur(6px)}
.btn--ghost::after{display:none}
.btn--ghost:hover{background:var(--panel-2);box-shadow:none}

/* ===== nav ===== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:1rem clamp(1.1rem,4vw,2.5rem);
  transition:background .3s,backdrop-filter .3s,border-color .3s,padding .3s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{background:rgba(5,6,13,.6);backdrop-filter:blur(16px) saturate(160%);border-bottom-color:var(--panel-brd);padding-top:.75rem;padding-bottom:.75rem}
.nav__logo{display:flex;align-items:center;gap:.55rem;font-size:1.3rem;font-weight:700}
.nav__mark{
  width:17px;height:17px;border-radius:6px;
  background:linear-gradient(135deg,var(--grad-a),var(--grad-b));
  box-shadow:0 0 20px -2px var(--accent);animation:spinmark 8s linear infinite;
}
@keyframes spinmark{to{filter:hue-rotate(40deg)}}
.nav__links{display:flex;align-items:center;gap:2rem}
.nav__links>a:not(.btn){color:var(--muted);font-size:.93rem;font-weight:500;transition:color .2s}
.nav__links>a:not(.btn):hover{color:var(--ink)}
.lang{
  background:var(--panel);border:1px solid var(--panel-brd);color:var(--muted);
  font-family:'Space Grotesk',sans-serif;font-size:.82rem;font-weight:600;
  padding:.38rem .7rem;border-radius:999px;cursor:pointer;transition:color .2s,border-color .2s,background .2s;
}
.lang:hover{color:var(--ink);border-color:var(--grad-c);background:var(--panel-2)}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px;z-index:60}
.nav__burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.nav__burger.open span:first-child{transform:translateY(3.5px) rotate(45deg)}
.nav__burger.open span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* ===== layout ===== */
.section{max-width:var(--maxw);margin:0 auto;padding:clamp(4.5rem,9vw,8rem) clamp(1.1rem,4vw,2rem)}
.section__head{max-width:680px;margin:0 auto 3.5rem;text-align:center}
.section__head h2{font-size:clamp(1.9rem,4.5vw,3rem);margin:.7rem 0 .9rem}
.section__head p{color:var(--muted);font-size:1.08rem}
.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--grad-c);padding:.32rem .85rem;border:1px solid var(--panel-brd);border-radius:999px;
  background:linear-gradient(var(--panel),var(--panel));
}

/* ===== hero ===== */
.hero{max-width:var(--maxw);margin:0 auto;padding:clamp(8rem,15vw,11rem) clamp(1.1rem,4vw,2rem) 0;text-align:center}
.hero__inner{max-width:880px;margin:0 auto}
.pill{
  display:inline-flex;align-items:center;gap:.5rem;font-size:.85rem;color:var(--muted);font-weight:500;
  padding:.42rem .95rem;border:1px solid var(--panel-brd);border-radius:999px;
  background:var(--panel);margin-bottom:1.7rem;backdrop-filter:blur(6px);
}
.pill__dot{width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 10px #34d399;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero__title{font-size:clamp(2.5rem,7.2vw,4.8rem);font-weight:700;margin-bottom:1.4rem}
.hero__acronym{
  margin:0 auto 1.2rem;color:var(--muted-dim);font-size:.82rem;font-weight:500;
  letter-spacing:.08em;text-transform:uppercase;max-width:640px;
}
.hero__sub{max-width:600px;margin:0 auto 2.2rem;color:var(--muted);font-size:clamp(1.05rem,2vw,1.25rem)}
.hero__cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* ===== hero mockup ===== */
.mockup{position:relative;max-width:920px;margin:clamp(3rem,7vw,5.5rem) auto 0;perspective:1600px}
.mockup__glow{position:absolute;inset:-8% 5% -30% 5%;background:radial-gradient(ellipse at 50% 30%,rgba(124,92,255,.45),transparent 65%);filter:blur(60px);z-index:-1}
.mockup__win{
  border-radius:16px;overflow:hidden;border:1px solid var(--panel-brd);
  background:linear-gradient(180deg,rgba(16,20,34,.95),rgba(8,11,20,.95));
  box-shadow:0 40px 120px -30px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.03) inset;
  transform:rotateX(8deg);transform-origin:50% 0;
}
.mockup__bar{display:flex;align-items:center;gap:.5rem;padding:.7rem 1rem;border-bottom:1px solid var(--panel-brd);background:rgba(255,255,255,.02)}
.mockup__bar i{width:11px;height:11px;border-radius:50%;background:#2a3145}
.mockup__bar i:first-child{background:#fb7185}.mockup__bar i:nth-child(2){background:#fbbf24}.mockup__bar i:nth-child(3){background:#34d399}
.mockup__bar span{margin-left:auto;font-size:.74rem;color:var(--muted-dim);font-family:'Space Grotesk'}
.mockup__body{display:grid;grid-template-columns:64px 1fr;min-height:300px}
.mockup__side{border-right:1px solid var(--panel-brd);padding:1rem .6rem;display:flex;flex-direction:column;gap:.7rem;align-items:center}
.mockup__logo{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--grad-a),var(--grad-b));margin-bottom:.6rem}
.mockup__side u{width:30px;height:8px;border-radius:4px;background:rgba(255,255,255,.06)}
.mockup__side u.on{background:linear-gradient(90deg,var(--grad-a),var(--grad-b));width:34px}
.mockup__main{padding:1.4rem;display:flex;flex-direction:column;gap:1.1rem;text-align:left}
.mockup__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem}
.ms{padding:.9rem;border-radius:12px;background:rgba(255,255,255,.03);border:1px solid var(--panel-brd);position:relative;overflow:hidden}
.ms b{font-family:'Space Grotesk';font-size:1.35rem;display:block;background:linear-gradient(100deg,var(--grad-a),var(--grad-b));-webkit-background-clip:text;background-clip:text;color:transparent}
.ms small{color:var(--muted-dim);font-size:.74rem}
.spark{height:3px;border-radius:3px;margin-top:.6rem;background:linear-gradient(90deg,var(--grad-a),var(--grad-b));width:70%;animation:grow 3s var(--ease) infinite alternate}
.spark--2{width:45%;animation-delay:.6s}.spark--3{width:88%;animation-delay:1.2s}
@keyframes grow{from{width:30%;opacity:.6}to{width:90%;opacity:1}}
.mockup__chart{flex:1;border-radius:12px;background:rgba(255,255,255,.02);border:1px solid var(--panel-brd);padding:.6rem;min-height:96px}
.mockup__chart svg{width:100%;height:90px;display:block}
.mockup__rows{display:flex;flex-direction:column;gap:.55rem}
.mockup__rows span{height:9px;border-radius:5px;background:rgba(255,255,255,.05)}
.mockup__rows span:nth-child(1){width:90%}.mockup__rows span:nth-child(2){width:70%}.mockup__rows span:nth-child(3){width:80%}

/* ===== trust marquee ===== */
.trust{max-width:100%;margin:clamp(3rem,7vw,5rem) auto 0;padding:0 0 1rem;text-align:center}
.trust__label{color:var(--muted-dim);font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:1.4rem}
.marquee{position:relative;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee__track{display:inline-flex;align-items:center;gap:2.5rem;white-space:nowrap;animation:scroll 32s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__track span{font-family:'Space Grotesk';font-weight:600;color:var(--muted);font-size:1.05rem;letter-spacing:.04em;opacity:.65}
.marquee__track i{color:var(--grad-c);opacity:.5;font-size:.7rem}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ===== spotlight cards (shared) ===== */
[data-spotlight]{position:relative;overflow:hidden}
[data-spotlight]::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .4s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(124,92,255,.14),transparent 45%);
}
[data-spotlight]:hover::after{opacity:1}

/* ===== bento services ===== */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}
.card{
  position:relative;padding:2rem 1.7rem;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--panel-brd);
  transition:transform .4s var(--ease),border-color .4s,background .4s;
}
.card--lg{grid-column:span 2}
.card{grid-column:span 1}
.card:not(.card--lg){grid-column:span 1}
.card:hover{transform:translateY(-6px);border-color:rgba(124,92,255,.4)}
.card--accent{background:linear-gradient(160deg,rgba(124,92,255,.14),rgba(34,211,238,.05))}
.card__icon{
  width:48px;height:48px;display:grid;place-items:center;border-radius:13px;margin-bottom:1.1rem;font-size:1.35rem;
  background:linear-gradient(135deg,rgba(124,92,255,.28),rgba(34,211,238,.16));border:1px solid var(--panel-brd);color:#fff;
}
.card h3{font-size:1.22rem;margin-bottom:.55rem}
.card p{color:var(--muted);font-size:.95rem}
.card__list{list-style:none;margin-top:1.1rem;display:flex;flex-direction:column;gap:.45rem}
.card__list li{color:var(--muted-dim);font-size:.88rem;padding-left:1.3rem;position:relative}
.card__list li::before{content:"→";position:absolute;left:0;color:var(--grad-c)}

/* ===== work ===== */
.work{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.1rem}
.work__item{
  padding:1.9rem;border-radius:var(--radius);background:var(--panel);border:1px solid var(--panel-brd);
  transition:transform .4s var(--ease),border-color .4s;
}
.work__item:hover{transform:translateY(-5px);border-color:rgba(124,92,255,.45)}
.work__tag{display:inline-block;font-size:.74rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--grad-c);margin-bottom:.9rem}
.work__item h3{font-size:1.25rem;margin-bottom:.5rem}
.work__item p{color:var(--muted);font-size:.93rem;margin-bottom:1.1rem}
.work__meta{display:flex;gap:.5rem;flex-wrap:wrap}
.work__meta span{font-size:.78rem;color:var(--muted-dim);padding:.25rem .65rem;border:1px solid var(--panel-brd);border-radius:999px}

/* ===== process ===== */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.1rem}
.step{padding:1.8rem;border-radius:var(--radius);background:var(--panel);border:1px solid var(--panel-brd);transition:transform .4s var(--ease),border-color .4s}
.step:hover{transform:translateY(-5px);border-color:rgba(124,92,255,.35)}
.step__n{font-family:'Space Grotesk';font-size:2.5rem;font-weight:700;color:transparent;-webkit-text-stroke:1px var(--grad-c);opacity:.5;display:block;margin-bottom:.6rem}
.step h3{font-size:1.15rem;margin-bottom:.45rem}
.step p{color:var(--muted);font-size:.92rem}

/* ===== split / why ===== */
.section--split{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.split__text h2{font-size:clamp(1.8rem,4vw,2.7rem);margin:.7rem 0 1rem}
.split__text>p{color:var(--muted);font-size:1.05rem;margin-bottom:1.8rem}
.why__points{display:flex;flex-direction:column;gap:1.1rem}
.why__point{padding-left:1.1rem;border-left:2px solid var(--accent)}
.why__point b{display:block;font-family:'Space Grotesk';font-size:1.02rem;margin-bottom:.15rem}
.why__point span{color:var(--muted);font-size:.92rem}
.split__stats{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.statbox{padding:1.6rem 1.3rem;border-radius:var(--radius);background:var(--panel);border:1px solid var(--panel-brd)}
.statbox b{font-family:'Space Grotesk';font-size:1.95rem;display:block;line-height:1.1}
.statbox span{color:var(--muted);font-size:.85rem;display:block;margin-top:.4rem}

/* ===== contact ===== */
.contact__inner{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(2rem,5vw,4rem);align-items:start;
  padding:clamp(2rem,4vw,3.3rem);border-radius:28px;position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(124,92,255,.12),rgba(34,211,238,.04));
  border:1px solid var(--panel-brd);
}
.contact__inner::before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(34,211,238,.25),transparent 70%);top:-100px;right:-80px;filter:blur(40px)}
.contact__copy h2{font-size:clamp(1.7rem,4vw,2.6rem);margin:.7rem 0 .9rem}
.contact__copy>p{color:var(--muted);margin-bottom:1.5rem}
.contact__assure{list-style:none;display:flex;flex-direction:column;gap:.6rem}
.contact__assure li{color:var(--ink);font-size:.95rem;font-weight:500}
.form{display:flex;flex-direction:column;gap:1rem;position:relative}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form label{display:flex;flex-direction:column;gap:.4rem;font-size:.85rem;color:var(--muted);font-weight:500}
.form input,.form select,.form textarea{
  background:rgba(0,0,0,.3);border:1px solid var(--panel-brd);border-radius:12px;
  padding:.78rem .9rem;color:var(--ink);font-family:inherit;font-size:.95rem;transition:border-color .25s,box-shadow .25s;
}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(124,92,255,.18)}
.form textarea{resize:vertical}
.form option{background:var(--bg-soft)}
.form__status{font-size:.9rem;text-align:center;min-height:1.1rem}
.form__status.ok{color:#34d399}.form__status.err{color:#fb7185}

/* ===== footer ===== */
.footer{border-top:1px solid var(--panel-brd);margin-top:3rem;padding:3.5rem clamp(1.1rem,4vw,2.5rem) 2rem;max-width:var(--maxw);margin-inline:auto}
.footer__top{display:grid;grid-template-columns:1.2fr 2fr;gap:2.5rem;padding-bottom:2.5rem}
.footer__brand p{color:var(--muted);font-size:.92rem;margin-top:.8rem;max-width:260px}
.footer__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.footer__cols h4{font-size:.85rem;margin-bottom:.9rem;color:var(--ink)}
.footer__cols a{display:block;color:var(--muted);font-size:.9rem;margin-bottom:.5rem;transition:color .2s}
.footer__cols a:hover{color:var(--ink)}
.footer__bottom{display:flex;justify-content:space-between;padding-top:1.6rem;border-top:1px solid var(--panel-brd);color:var(--muted-dim);font-size:.82rem;flex-wrap:wrap;gap:.5rem}

/* ===== reveal ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ===== responsive ===== */
@media(max-width:920px){
  .bento{grid-template-columns:1fr 1fr}
  .card--lg{grid-column:span 2}
}
@media(max-width:860px){
  .nav__links{
    position:fixed;top:0;right:0;height:100vh;width:min(80vw,330px);
    flex-direction:column;justify-content:center;gap:1.8rem;padding:2rem;
    background:rgba(7,9,18,.97);backdrop-filter:blur(18px);border-left:1px solid var(--panel-brd);
    transform:translateX(100%);transition:transform .4s var(--ease);
  }
  .nav__links.open{transform:none}
  .nav__links>a:not(.btn){font-size:1.2rem}
  .nav__burger{display:flex}
  .section--split{grid-template-columns:1fr}
  .contact__inner{grid-template-columns:1fr}
  .footer__top{grid-template-columns:1fr}
}
@media(max-width:600px){
  .bento{grid-template-columns:1fr}
  .card--lg{grid-column:span 1}
  .mockup__win{transform:none}
  .mockup__stats{grid-template-columns:1fr 1fr}
}
@media(max-width:540px){
  .form__row{grid-template-columns:1fr}
  .split__stats{grid-template-columns:1fr}
  .footer__cols{grid-template-columns:1fr 1fr}
}

/* ===== phone polish ===== */
@media(max-width:480px){
  .section{padding:3.5rem clamp(1rem,5vw,1.4rem)}
  .hero{padding-top:7rem}
  .hero__title{font-size:clamp(2.1rem,9vw,2.9rem)}
  .hero__sub{font-size:1.02rem}
  .hero__cta{flex-direction:column;width:100%}
  .hero__cta .btn{width:100%;justify-content:center}
  .section__head{margin-bottom:2.4rem}
  .section__head h2{font-size:clamp(1.6rem,7vw,2rem)}
  .mockup{margin-top:2.5rem}
  .mockup__glow{inset:-6% 0 -20% 0}
  .mockup__stats{grid-template-columns:1fr 1fr;gap:.55rem}
  .ms{padding:.7rem}
  .ms b{font-size:1.15rem}
  .mockup__main{padding:1rem}
  .mockup__chart svg{height:72px}
  .card{padding:1.6rem 1.4rem}
  .work__item{padding:1.5rem}
  .contact__inner{padding:1.6rem 1.3rem}
  .footer__cols{grid-template-columns:1fr;gap:1.6rem}
  .footer__bottom{flex-direction:column;text-align:center}
  /* calmer backdrop on phones for perf + legibility */
  .mesh{animation:none;opacity:.7}
  .noise{display:none}
}
/* bigger tap targets on touch devices */
@media(hover:none){
  .nav__links>a:not(.btn){padding:.4rem 0}
  .form input,.form select,.form textarea{font-size:16px} /* prevents iOS zoom-on-focus */
}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}*{animation:none!important}}