/* Qukold Studio — Premium Minimal Software Studio */
:root{
  --white:#ffffff;
  --bg:#fafbfc;
  --surface:#f2f4f7;
  --surface-2:#eef1f5;
  --border:#e5e8ee;
  --border-strong:#d6dbe3;
  --ink:#0b0e13;
  --graphite:#151a22;
  --muted:#5b6472;
  --faint:#8a94a3;
  --accent:#2563eb;
  --accent-deep:#1d4ed8;
  --accent-soft:#eef3ff;
  --accent-line:#c9d8ff;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(11,14,19,.05);
  --shadow-md:0 12px 32px -12px rgba(11,14,19,.12);
  --header-h:68px;
  --ease:cubic-bezier(.22,.61,.21,1);
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px);-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);background:var(--white);color:var(--ink);
  font-size:16.5px;line-height:1.6;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
::selection{background:#dbe7ff}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.mono{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 28px}
.container--narrow{max-width:820px}
.skip-link{position:absolute;left:-9999px;top:8px;background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px;z-index:200}
.skip-link:focus{left:8px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font:600 .94rem/1 var(--font);letter-spacing:-.01em;text-decoration:none;
  padding:14px 22px;border-radius:11px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease),color .2s;
  min-height:48px;white-space:nowrap;
}
.btn:active{transform:scale(.98)}
.btn--dark{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn--dark:hover{background:#232b38;border-color:#232b38;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn--ghost{background:#fff;border-color:var(--border-strong);color:var(--ink)}
.btn--ghost:hover{border-color:var(--ink);transform:translateY(-1px)}
.btn--light{background:#fff;color:var(--ink)}
.btn--light:hover{transform:translateY(-1px);box-shadow:0 14px 30px -12px rgba(0,0,0,.35)}
.btn--outline-light{border-color:rgba(255,255,255,.32);color:#fff;background:transparent}
.btn--outline-light:hover{border-color:#fff;transform:translateY(-1px)}
.btn--sm{padding:10px 16px;min-height:40px;font-size:.88rem}
.btn .icon-check{display:none}
.btn.is-copied .icon-copy{display:none}
.btn.is-copied .icon-check{display:block}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.82);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s;
}
.header.scrolled{box-shadow:0 8px 24px -16px rgba(11,14,19,.18)}
.header.scrolled .header__inner{min-height:56px}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:var(--header-h);transition:min-height .25s var(--ease)}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;letter-spacing:-.02em;font-size:1.02rem}
.brand__icon{width:32px;height:32px;border-radius:8px;object-fit:contain}
.nav{display:flex;gap:26px}
.nav__link{text-decoration:none;font-size:.92rem;font-weight:500;color:var(--muted);position:relative;padding:6px 0;transition:color .18s}
.nav__link::after{content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;background:var(--ink);transition:width .22s var(--ease)}
.nav__link:hover{color:var(--ink)}
.nav__link:hover::after,.nav__link.is-active::after{width:100%}
.nav__link.is-active{color:var(--ink)}
.header__actions{display:flex;align-items:center;gap:12px}
.burger{display:none;flex-direction:column;gap:5px;background:#fff;border:1px solid var(--border-strong);border-radius:9px;padding:11px 12px;cursor:pointer}
.burger span{display:block;width:18px;height:1.8px;background:var(--ink);border-radius:2px;transition:transform .22s var(--ease),opacity .2s}
.burger[aria-expanded="true"] span:first-child{transform:translateY(3.4px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-3.4px) rotate(-45deg)}
.mobile-menu{display:none;border-top:1px solid var(--border);background:#fff;padding:8px 28px 20px}
.mobile-menu.open{display:block}
.mobile-menu nav{display:flex;flex-direction:column}
.mobile-menu a{padding:13px 2px;text-decoration:none;font-weight:600;border-bottom:1px solid var(--border);color:var(--ink)}
.mobile-menu a:last-child{border-bottom:0}
.mobile-menu__cta{color:var(--accent)!important}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fff 0%,#fbfcfe 60%,#f5f7fb 100%)}
.hero__bg{position:absolute;inset:0;pointer-events:none}
.hero__grid{
  position:absolute;inset:0;
  background-image:linear-gradient(to right,rgba(11,14,19,.045) 1px,transparent 1px),linear-gradient(to bottom,rgba(11,14,19,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(720px 460px at 50% 18%,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(720px 460px at 50% 18%,#000 30%,transparent 75%);
}
.hero__glow{position:absolute;top:-180px;left:50%;transform:translateX(-50%);width:720px;height:420px;background:radial-gradient(closest-side,rgba(37,99,235,.13),transparent 70%);filter:blur(2px)}
.hero__line{position:absolute;top:0;bottom:0;width:1px;background:var(--border);opacity:.7}
.hero__line--l{left:max(20px,calc(50% - 580px))}
.hero__line--r{right:max(20px,calc(50% - 580px))}
.hero__inner{position:relative;text-align:center;padding:108px 28px 40px;max-width:880px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);border:1px solid var(--border);background:rgba(255,255,255,.8);padding:9px 15px;border-radius:100px;margin:0 0 28px}
.eyebrow__dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.hero__title{margin:0;font-size:clamp(2.6rem,6vw,4.6rem);line-height:1.02;letter-spacing:-.045em;font-weight:800}
.hero__lead{margin:26px auto 0;font-size:clamp(1.15rem,2.4vw,1.5rem);line-height:1.4;letter-spacing:-.02em;font-weight:600;max-width:640px}
.hero__lead span{color:var(--accent-deep)}
.hero__desc{margin:18px auto 0;color:var(--muted);font-size:1.06rem;max-width:600px;line-height:1.65}
.hero__cta{display:flex;gap:12px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.hero__meta{display:flex;gap:10px;justify-content:center;margin-top:30px;color:var(--faint);font-size:.92rem;font-weight:500;flex-wrap:wrap}
.hero__meta-sep{opacity:.6}
.hero__foot{position:relative;display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:18px;align-items:center;border-top:1px solid var(--border);margin-top:56px;padding:20px 28px 34px;color:var(--muted);font-size:.9rem}
.hero__foot-item{display:flex;flex-direction:column;gap:2px;text-align:left}
.hero__foot-item .mono{color:var(--ink)}
.hero__scroll{width:22px;height:36px;border:1.5px solid var(--border-strong);border-radius:12px;position:relative;justify-self:end}
.hero__scroll span{position:absolute;left:50%;top:7px;width:3px;height:8px;margin-left:-1.5px;border-radius:3px;background:var(--accent);animation:scrollHint 2.2s var(--ease) infinite}
@keyframes scrollHint{0%{transform:translateY(0);opacity:1}55%{transform:translateY(10px);opacity:0}100%{transform:translateY(0);opacity:0}}

/* hero entrance */
.hero-anim{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
body.is-loaded .hero-anim{opacity:1;transform:none}
body.is-loaded [data-hero="1"]{transition-delay:.05s}
body.is-loaded [data-hero="2"]{transition-delay:.14s}
body.is-loaded [data-hero="3"]{transition-delay:.24s}
body.is-loaded [data-hero="4"]{transition-delay:.34s}
body.is-loaded [data-hero="5"]{transition-delay:.44s}
body.is-loaded [data-hero="6"]{transition-delay:.54s}
body.is-loaded [data-hero="7"]{transition-delay:.64s}

/* ---------- Sections ---------- */
.section{padding:104px 0}
.section--tight{padding:0 0 24px}
.section-label{display:flex;align-items:center;gap:10px;color:var(--faint);font-size:.82rem;font-weight:600;letter-spacing:.02em;margin:0 0 18px}
.section-label .mono{color:var(--accent-deep);background:var(--accent-soft);border:1px solid var(--accent-line);padding:3px 9px;border-radius:100px}
.section-title{margin:0 0 18px;font-size:clamp(2rem,4vw,3rem);line-height:1.05;letter-spacing:-.04em;font-weight:800}
.section-title--xl{font-size:clamp(2.4rem,5vw,3.8rem)}
.section-sub{margin:0;color:var(--muted);font-size:1.1rem;max-width:560px;line-height:1.6}
.section-head{margin-bottom:48px}
.body{color:var(--muted);font-size:1.05rem;line-height:1.7;max-width:56ch}
.body-lg{font-size:1.22rem;line-height:1.6;letter-spacing:-.015em;color:var(--graphite);font-weight:500;max-width:34ch}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(26px) scale(.995);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- About ---------- */
.about{background:var(--white)}
.about__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start}
.about__tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.tag{display:inline-flex;align-items:center;gap:7px;font-size:.86rem;font-weight:500;color:var(--graphite);background:var(--bg);border:1px solid var(--border);border-radius:100px;padding:8px 14px}
.tag svg{color:var(--accent-deep)}
.about__year-card{
  background:linear-gradient(180deg,#fff,#f7f9fc);border:1px solid var(--border);border-radius:22px;
  padding:36px 34px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
}
.about__year-card::after{content:"";position:absolute;inset:auto -40px -70px auto;width:220px;height:220px;background:radial-gradient(closest-side,rgba(37,99,235,.12),transparent 70%)}
.about__year-card img{width:44px;height:44px;border-radius:11px;margin-bottom:18px}
.about__year-num{display:block;font-size:clamp(4.5rem,8vw,6.8rem);font-weight:800;letter-spacing:-.06em;line-height:.95}
.about__year-label{font-weight:700;font-size:1.05rem;margin-top:6px;display:block}
.about__year-sub{color:var(--faint);font-size:.9rem}

/* ---------- Duo cards ---------- */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:34px 32px;box-shadow:var(--shadow-sm);transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}
.card:hover{transform:translateY(-3px);border-color:var(--border-strong);box-shadow:var(--shadow-md)}
.card__icon{width:46px;height:46px;border-radius:13px;background:var(--accent-soft);border:1px solid var(--accent-line);color:var(--accent-deep);display:grid;place-items:center;margin-bottom:22px;transition:transform .25s var(--ease)}
.card:hover .card__icon{transform:translateY(-2px)}
.card__kicker{margin:0 0 8px;color:var(--accent-deep)}
.card__title{margin:0 0 8px;font-size:1.35rem;letter-spacing:-.025em}
.card__text{margin:0;color:var(--muted);line-height:1.6}

/* ---------- Quote / philosophy ---------- */
.quote .container{max-width:820px}
.quote__line{width:56px;height:2px;background:var(--ink);border-radius:2px;margin-bottom:28px}
.quote__text{margin:0;font-size:clamp(1.5rem,3.2vw,2.15rem);line-height:1.35;letter-spacing:-.028em;font-weight:650}
.quote__cite{display:block;margin-top:18px;color:var(--faint);font-style:normal;font-size:.98rem}
.philosophy{background:var(--bg);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.philosophy__big{margin:0;font-size:clamp(1.7rem,3.6vw,2.6rem);line-height:1.22;letter-spacing:-.032em;font-weight:750}
.philosophy__sub{margin:20px 0 0;color:var(--muted);font-size:1.1rem;line-height:1.65;max-width:52ch}

/* ---------- Principles ---------- */
.principles{background:#fff}
.principles__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pcard{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px 26px;transition:transform .25s var(--ease),border-color .25s,background .25s,box-shadow .25s}
.pcard:hover{transform:translateY(-4px);border-color:#c4cfdf;background:#fcfdff;box-shadow:var(--shadow-md)}
.pcard__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.pcard__num{color:var(--accent-deep);font-size:.78rem}
.pcard__icon{width:38px;height:38px;border-radius:11px;border:1px solid var(--border);background:var(--bg);display:grid;place-items:center;color:var(--graphite);transition:transform .25s var(--ease),background .25s,color .25s}
.pcard:hover .pcard__icon{transform:translateY(-2px) scale(1.04);background:var(--accent-soft);color:var(--accent-deep);border-color:var(--accent-line)}
.pcard h3{margin:0 0 8px;font-size:1.08rem;letter-spacing:-.02em}
.pcard p{margin:0;color:var(--muted);font-size:.95rem;line-height:1.6}

/* ---------- Projects head ---------- */
.projects-head{background:var(--graphite);color:#fff;position:relative;overflow:hidden}
.projects-head::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 320px at 20% 0%,rgba(96,140,255,.22),transparent 65%),radial-gradient(500px 300px at 90% 100%,rgba(96,140,255,.12),transparent 60%)}
.projects-head .container{position:relative}
.projects-head .section-label{color:rgba(255,255,255,.6)}
.projects-head .section-sub{color:rgba(255,255,255,.68)}
.projects-head__stats{display:flex;gap:0;margin-top:44px;border:1px solid rgba(255,255,255,.14);border-radius:14px;overflow:hidden;max-width:640px}
.projects-head__stats div{flex:1;padding:20px 24px;background:rgba(255,255,255,.03)}
.projects-head__stats div+div{border-left:1px solid rgba(255,255,255,.14)}
.projects-head__stats strong{display:block;font-size:1.5rem;letter-spacing:-.02em}
.projects-head__stats span{font-size:.86rem;color:rgba(255,255,255,.6)}

/* ---------- QVoice ---------- */
.qvoice{background:var(--bg)}
.pill{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:.74rem;letter-spacing:.1em;background:#fff;border:1px solid var(--border);color:var(--muted);border-radius:100px;padding:8px 14px;margin:0 0 22px}
.pill__dot{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px #dcfce7}
.pill__dot--gray{background:var(--faint);box-shadow:0 0 0 4px var(--surface-2)}
.pill--ghost{background:transparent}
.pill--red{background:#fef2f2;border-color:#fecaca;color:#b91c1c}
.pill__dot--red{background:#dc2626;box-shadow:0 0 0 4px #fee2e2}
.qvoice__brand{display:flex;align-items:center;gap:16px;margin-bottom:18px}
.qvoice__brand img{width:64px;height:64px;border-radius:16px;box-shadow:var(--shadow-md);background:#fff}
.qvoice__name{margin:0;font-size:1.5rem;letter-spacing:-.03em}
.qvoice__brand--closed .qvoice__brand-icon{filter:grayscale(1);opacity:.5;box-shadow:none}
.qvoice__brand-text{display:flex;flex-direction:column;gap:2px}
.qvoicex-over{font-size:.78rem;font-weight:700;letter-spacing:.08em;color:#16a34a}
.qvoice__name--struck{color:var(--faint);text-decoration:line-through;text-decoration-color:#dc2626;text-decoration-thickness:2.5px}
.qvoice__title{margin:0 0 16px;font-size:clamp(2rem,3.8vw,2.9rem);line-height:1.06;letter-spacing:-.04em;font-weight:800}
.qvoice__tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.qvoice__tags .pill{margin:0}
.closed{background:#dc2626;border:1px solid #dc2626;color:#fff;font-size:.7rem;padding:8px 14px;border-radius:100px;letter-spacing:.1em}
.closed-note{display:flex;gap:10px;align-items:flex-start;margin:20px 0 0;background:#fef2f2;border:1px solid #fecaca;color:#991b1b;font-size:.95rem;line-height:1.55;border-radius:12px;padding:13px 16px;max-width:56ch}
.closed-note svg{flex-shrink:0;margin-top:3px}
.recommend{background:var(--accent-soft);border:1px solid var(--accent-line);color:var(--accent-deep);font-size:.72rem;padding:8px 14px;border-radius:100px;letter-spacing:.1em}
.qvoice__cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.qvoice .body + .body{margin-top:12px}

/* ---------- Next project ---------- */
.next{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;border:1.5px dashed var(--border-strong);border-radius:20px;padding:40px;background:#fff}
.next__title{margin:0 0 10px;font-size:1.9rem;letter-spacing:-.03em}
.next__right{border-left:1px solid var(--border);padding-left:32px;display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.soon{background:var(--graphite);color:#fff;font-size:.72rem;padding:8px 14px;border-radius:100px;letter-spacing:.1em}
.available{background:#16a34a;color:#fff;font-size:.72rem;padding:8px 14px;border-radius:100px;letter-spacing:.1em}
.next__btn{margin-top:22px}
.next__bars{display:flex;gap:6px}
.next__bars span{width:34px;height:5px;border-radius:4px;background:var(--surface-2)}
.next__bars span:first-child{background:var(--accent)}
.next__note{margin:0;color:var(--faint);font-size:.92rem}

/* ---------- Privacy ---------- */
.privacy{background:#fff}
.privacy__grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.privacy__badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.privacy__scheme{background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:34px 28px}
.scheme{display:flex;align-items:stretch;justify-content:space-between;gap:8px}
.scheme__node{flex:1;background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 14px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:4px}
.scheme__node strong{font-size:.86rem;letter-spacing:-.01em}
.scheme__node span{font-size:.76rem;color:var(--faint)}
.scheme__node--accent{border-color:var(--accent-line);background:var(--accent-soft)}
.scheme__node--accent .scheme__icon{background:var(--accent);color:#fff;border-color:var(--accent)}
.scheme__icon{width:40px;height:40px;border-radius:12px;border:1px solid var(--border);background:var(--bg);display:grid;place-items:center;color:var(--accent-deep);margin-bottom:8px}
.scheme__arrow{align-self:center;color:var(--faint);flex-shrink:0}
.privacy__scheme-note{text-align:center;margin:18px 0 0;color:var(--accent-deep);font-size:.7rem}

/* ---------- Contact ---------- */
.contact{background:var(--bg);border-top:1px solid var(--border)}
.contact__card{background:#fff;border:1px solid var(--border);border-radius:24px;padding:56px;box-shadow:var(--shadow-sm)}
.contact__grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.contact__ps{margin:26px 0 0;color:var(--faint);font-size:.74rem}
.contact__right{border-left:1px solid var(--border);padding-left:48px}
.contact__email{display:inline-block;font-size:clamp(1.05rem,2.4vw,1.45rem);font-weight:750;letter-spacing:-.025em;color:var(--ink);text-decoration:none;word-break:break-all;max-width:100%;border-bottom:2px solid var(--accent-line);padding-bottom:4px;transition:color .2s,border-color .2s}
.contact__email:hover{color:var(--accent-deep);border-color:var(--accent)}
.contact__row{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.contact__hint{min-height:22px;margin:12px 0 0;color:#15803d;font-size:.9rem;font-weight:500}

/* ---------- CTA ---------- */
.cta{background:#fff}
.cta__card{position:relative;overflow:hidden;background:var(--graphite);color:#fff;border-radius:26px;padding:76px 60px;text-align:center}
.cta__bg{position:absolute;inset:0;background:radial-gradient(560px 260px at 50% 0%,rgba(96,140,255,.28),transparent 65%),linear-gradient(180deg,rgba(255,255,255,.05),transparent)}
.cta__kicker{position:relative;color:rgba(255,255,255,.55);margin:0 0 18px}
.cta__title{position:relative;margin:0 auto;font-size:clamp(2rem,4.6vw,3.3rem);letter-spacing:-.04em;line-height:1.06;max-width:18ch}
.cta__sub{position:relative;color:rgba(255,255,255,.68);margin:16px 0 0;font-size:1.08rem}
.cta__row{position:relative;display:flex;gap:12px;justify-content:center;margin-top:34px;flex-wrap:wrap}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--border);background:#fff;padding:44px 0 30px}
.footer__top{display:flex;align-items:flex-start;justify-content:space-between;gap:28px}
.footer__tag{margin:10px 0 0;color:var(--faint);font-size:.9rem}
.footer__nav{display:flex;gap:22px;flex-wrap:wrap}
.footer__nav a{text-decoration:none;color:var(--muted);font-size:.92rem;font-weight:500}
.footer__nav a:hover{color:var(--ink)}
.footer__bottom{display:flex;justify-content:space-between;gap:12px;margin-top:34px;padding-top:22px;border-top:1px solid var(--border);color:var(--faint);font-size:.86rem;flex-wrap:wrap}
.footer__bottom p{margin:0}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .section{padding:84px 0}
  .about__grid,.privacy__grid{grid-template-columns:1fr;gap:40px}
  .principles__grid{grid-template-columns:1fr 1fr}
  .contact__grid{grid-template-columns:1fr;gap:32px}
  .contact__right{border-left:0;padding-left:0;border-top:1px solid var(--border);padding-top:32px}
  .next{grid-template-columns:1fr}
  .next__right{border-left:0;padding-left:0;border-top:1px solid var(--border);padding-top:28px}
  .hero__foot{grid-template-columns:1fr 1fr}
  .hero__scroll{display:none}
}
@media (max-width:720px){
  .nav{display:none}
  .header .btn--sm{display:none}
  .burger{display:flex}
  .container{padding:0 20px}
  .section{padding:68px 0}
  .hero__inner{padding:76px 20px 30px}
  .hero__foot{grid-template-columns:1fr;gap:12px;margin-top:40px}
  .duo{grid-template-columns:1fr}
  .principles__grid{grid-template-columns:1fr}
  .contact__card{padding:34px 24px}
  .cta__card{padding:52px 26px}
  .projects-head__stats{flex-direction:column}
  .projects-head__stats div+div{border-left:0;border-top:1px solid rgba(255,255,255,.14)}
  .scheme{flex-direction:column}
  .scheme__arrow{transform:rotate(90deg);margin:2px auto}
  .footer__top{flex-direction:column}
  .footer__bottom{flex-direction:column}
  .btn{width:100%;justify-content:center}
  .hero__cta .btn{width:100%}
  .contact__row .btn{width:100%}
  .cta__row .btn{width:100%}
  .contact__email{font-size:1.02rem}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
  .hero-anim,.reveal{opacity:1!important;transform:none!important}
}