/* SinghStream: one stylesheet for every page. Tokens first, then components, then responsive rules. */

:root {
  --ink: #0d0d10;
  --ink-2: #16161b;
  --ink-3: #202027;
  --line-dark: rgba(255,255,255,0.1);
  --paper: #f4f1ea;
  --paper-2: #ebe7de;
  --white: #ffffff;
  --text: #15151a;
  --muted: #5f5e5a;
  --muted-dark: #a3a3ad;
  --line: #dcd7cb;
  --lime: #d9f755;
  --lime-deep: #b8d92e;
  --font-head: 'Bricolage Grotesque', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Instrument Sans', 'Helvetica Neue', Arial, sans-serif;
  --wrap: 1200px;
  --gutter: 24px;
  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 30px 60px -30px rgba(0,0,0,0.45);
  --ease: cubic-bezier(.2,.7,.2,1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font-body); font-size: 17px; line-height: 1.6; color: var(--text); background: var(--paper); }
img, svg, video, iframe { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 0.18em; }
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 700; letter-spacing: -0.025em; line-height: 1.02; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.6rem, 6.6vw, 5.4rem); letter-spacing: -0.035em; line-height: 0.98; }
h2 { font-size: clamp(2rem, 4.4vw, 3.5rem); }
h3 { font-size: 1.45rem; letter-spacing: -0.015em; line-height: 1.15; }
p { margin: 0 0 1.1em; }
.lead { font-size: clamp(1.1rem, 1.6vw, 1.32rem); line-height: 1.5; color: var(--muted); max-width: 46ch; }
.wrap { width: min(var(--wrap), 100% - 2 * var(--gutter)); margin-inline: auto; }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--lime); color: var(--ink); padding: 10px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; }
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--lime-deep); }
.dark .eyebrow { color: var(--muted-dark); }
.dark .eyebrow::before { background: var(--lime); }
.section { padding: 104px 0; }
.section-head { max-width: 760px; margin-bottom: 52px; }
.section-head h2 { margin-bottom: 0.4em; }
.section-head p { font-size: 1.15rem; color: var(--muted); max-width: 56ch; margin: 0; }
.split { display: flex; justify-content: space-between; align-items: end; gap: 32px; flex-wrap: wrap; }
.split h2 { margin-bottom: 0.15em; }
.split > .link { margin-bottom: 0.5em; }
.dark { background: var(--ink); color: #f2f2f4; }
.dark .lead, .dark p, .dark .section-head p { color: var(--muted-dark); }
.dark h1, .dark h2, .dark h3 { color: #fff; }
.paper-2 { background: var(--paper-2); }
.center { text-align: center; }
.center .section-head, .center .lead { margin-inline: auto; }
.mt-24 { margin-top: 24px; } .mt-40 { margin-top: 40px; } .mt-56 { margin-top: 56px; }
.hl { color: var(--lime); }
.light .hl { color: var(--ink); background: linear-gradient(transparent 62%, var(--lime) 62%); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 16px 26px; border-radius: 999px; font-weight: 600; font-size: 1rem; line-height: 1; border: 1.5px solid transparent; cursor: pointer; transition: transform .18s var(--ease), background .18s, color .18s, border-color .18s; white-space: nowrap; font-family: var(--font-body); }
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn svg { width: 18px; height: 18px; }
.btn--lime { background: var(--lime); color: var(--ink); }
.btn--lime:hover { background: #e6ff7a; }
.btn--ink { background: var(--ink); color: #fff; }
.btn--ink:hover { background: #2a2a33; }
.btn--ghost { background: transparent; color: var(--ink); border-color: rgba(0,0,0,0.25); }
.btn--ghost:hover { border-color: var(--ink); }
.dark .btn--ghost, .hero .btn--ghost { color: #fff; border-color: rgba(255,255,255,0.3); }
.dark .btn--ghost:hover, .hero .btn--ghost:hover { border-color: #fff; }
.btn--sm { padding: 12px 18px; font-size: 0.92rem; }
.link { font-weight: 600; display: inline-flex; align-items: center; gap: 8px; }
.link svg { width: 18px; height: 18px; transition: transform .2s var(--ease); }
.link:hover svg { transform: translateX(4px); }

/* Header */
.header { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .25s, box-shadow .25s; }
.header::before { content: ""; position: absolute; inset: 0; background: rgba(13,13,16,0); backdrop-filter: blur(0); transition: background .25s; }
.header.is-scrolled::before { background: rgba(13,13,16,0.82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.header__inner { position: relative; display: flex; align-items: center; justify-content: space-between; height: 76px; color: #fff; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-family: var(--font-head); font-weight: 700; font-size: 1.22rem; letter-spacing: -0.02em; color: #fff; }
.brand:hover { text-decoration: none; }
.brand__mark { width: 34px; height: 34px; border-radius: 10px; background: var(--lime); display: grid; place-items: center; color: var(--ink); flex: none; }
.brand__mark svg { width: 20px; height: 20px; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { font-weight: 500; font-size: 0.98rem; color: rgba(255,255,255,0.86); }
.nav a:hover, .nav a[aria-current="page"] { color: #fff; text-decoration: none; }
.nav a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--lime); text-decoration-thickness: 2px; text-underline-offset: 8px; }
.nav .btn { margin-left: 6px; }
.nav a.btn { color: var(--ink); }
.nav a.btn:hover { color: var(--ink); }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; transition: transform .25s, opacity .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero { position: relative; overflow: hidden; background: var(--ink); color: #fff; padding: 170px 0 96px; }
.hero--short { padding: 150px 0 80px; }
.hero__glow { position: absolute; inset: auto -20% -60% -20%; height: 120%; background: radial-gradient(60% 50% at 50% 100%, rgba(217,247,85,0.16), transparent 70%); pointer-events: none; }
.hero__grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px); background-size: 72px 72px; mask-image: radial-gradient(70% 80% at 50% 0%, #000 20%, transparent 100%); -webkit-mask-image: radial-gradient(70% 80% at 50% 0%, #000 20%, transparent 100%); pointer-events: none; }
.hero .wrap { position: relative; }
.hero h1 { max-width: 15ch; margin-bottom: 28px; }
.hero .lead { color: var(--muted-dark); max-width: 52ch; margin-bottom: 36px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero__meta { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--line-dark); font-size: 0.92rem; color: var(--muted-dark); }
.hero__meta strong { color: #fff; font-weight: 600; }
.hero--home h1 { max-width: 14ch; }

/* Numbers */
.numbers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.number { padding: 28px 26px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); }
.number strong { display: block; font-family: var(--font-head); font-size: 2.7rem; font-weight: 700; letter-spacing: -0.03em; line-height: 1; margin-bottom: 8px; }
.number span { color: var(--muted); font-size: 0.95rem; }
.dark .number { background: var(--ink-2); border-color: var(--line-dark); }
.dark .number strong { color: var(--lime); }
.dark .number span { color: var(--muted-dark); }

/* Marquee */
.marquee { overflow: hidden; border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); padding: 18px 0; background: var(--ink); color: rgba(255,255,255,0.7); }
.marquee__track { display: flex; gap: 0; width: max-content; animation: marquee 60s linear infinite; }
.marquee__track span { padding: 0 34px; font-family: var(--font-head); font-weight: 600; font-size: 1.05rem; letter-spacing: -0.01em; white-space: nowrap; display: inline-flex; align-items: center; gap: 34px; }
.marquee__track span::after { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--lime); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Services */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service { display: flex; flex-direction: column; gap: 14px; padding: 34px 30px 30px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); transition: transform .25s var(--ease), box-shadow .25s var(--ease); position: relative; color: var(--text); }
.service:hover { text-decoration: none; transform: translateY(-4px); box-shadow: var(--shadow); }
.service__num { font-family: var(--font-head); font-weight: 600; color: var(--muted); font-size: 0.9rem; letter-spacing: 0.08em; }
.service h3 { font-size: 1.7rem; margin: 6px 0 0; }
.service p { color: var(--muted); margin: 0; flex: 1; }
.service .link { color: var(--ink); }
.service--featured { background: var(--ink); color: #fff; border-color: var(--ink); }
.service--featured h3 { color: #fff; }
.service--featured p { color: var(--muted-dark); }
.service--featured .link { color: var(--lime); }
.service--featured .service__num { color: var(--lime); }

/* Work cards */
.work { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.work--3 { grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card { display: block; color: inherit; border-radius: var(--radius); overflow: hidden; background: var(--white); border: 1px solid var(--line); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.card:hover { text-decoration: none; transform: translateY(-5px); box-shadow: var(--shadow); }
.card__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--ink-2); }
.card__media img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .8s var(--ease); }
.card:hover .card__media img { transform: scale(1.03); }
.card__phone { position: absolute; right: 6%; bottom: -6%; width: 24%; aspect-ratio: 600 / 1298; border-radius: 14px; overflow: hidden; border: 3px solid #111; box-shadow: 0 20px 40px -12px rgba(0,0,0,0.6); background: #111; transition: transform .8s var(--ease); }
.card__phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.card:hover .card__phone { transform: translateY(-6px); }
.card__body { padding: 22px 24px 24px; display: flex; flex-direction: column; gap: 8px; }
.card__top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.card__body h3 { margin: 0; font-size: 1.35rem; }
.card__year { font-size: 0.85rem; color: var(--muted); font-weight: 600; white-space: nowrap; }
.card__body p { margin: 0; color: var(--muted); font-size: 0.98rem; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.tag { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em; padding: 6px 10px; border-radius: 999px; background: var(--paper-2); color: var(--muted); }
.dark .tag { background: var(--ink-3); color: var(--muted-dark); }
.card--text { background: var(--paper-2); border-style: dashed; }
.card--text .tag { background: #fff; }
.card--text .card__body { padding: 28px; }
.dark .card { background: var(--ink-2); border-color: var(--line-dark); color: #fff; }
.dark .card h3 { color: #fff; }
.dark .card p { color: var(--muted-dark); }

/* Case studies (streaming) */
.cases { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.case { border-radius: var(--radius); overflow: hidden; background: var(--ink-2); border: 1px solid var(--line-dark); display: flex; flex-direction: column; }
.case__frame { position: relative; aspect-ratio: 16 / 9; background: #000; }
.case__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.facade { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end; padding: 22px; background: radial-gradient(80% 90% at 30% 20%, #26262f, #0b0b0d 75%); color: #fff; cursor: pointer; border: 0; text-align: left; font-family: var(--font-body); width: 100%; }
.facade::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px); background-size: 40px 40px; mask-image: radial-gradient(60% 60% at 50% 50%, #000, transparent); -webkit-mask-image: radial-gradient(60% 60% at 50% 50%, #000, transparent); }
.facade__play { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 72px; height: 72px; border-radius: 50%; background: var(--lime); display: grid; place-items: center; color: var(--ink); transition: transform .2s var(--ease); }
.facade__play svg { width: 26px; height: 26px; margin-left: 3px; }
.facade:hover .facade__play { transform: translate(-50%, -50%) scale(1.08); }
.facade__label { position: relative; font-size: 0.85rem; color: var(--muted-dark); }
.facade__label strong { display: block; color: #fff; font-size: 1rem; font-weight: 600; margin-bottom: 2px; }
.case__body { padding: 22px 24px 24px; display: flex; flex-direction: column; gap: 10px; }
.case__body h3 { margin: 0; color: #fff; font-size: 1.35rem; }
.case__body p { margin: 0; color: var(--muted-dark); font-size: 0.98rem; }
.case__stats { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: 0.9rem; color: var(--muted-dark); margin-top: 4px; }
.case__stats strong { color: var(--lime); font-weight: 600; }
.case__links { display: flex; gap: 18px; margin-top: 6px; }
.case__links a { color: #fff; font-weight: 600; font-size: 0.92rem; display: inline-flex; align-items: center; gap: 8px; }
.case__links svg, .contact__aside p svg, p a > svg { width: 16px; height: 16px; display: inline-block; vertical-align: -3px; }
.contact__aside p a { display: inline-flex; align-items: center; gap: 8px; }

/* Feature list */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { padding: 28px 26px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); }
.feature h3 { font-size: 1.2rem; margin-bottom: 8px; }
.feature p { margin: 0; color: var(--muted); font-size: 0.98rem; }
.feature__icon { width: 44px; height: 44px; border-radius: 12px; background: var(--ink); color: var(--lime); display: grid; place-items: center; margin-bottom: 18px; }
.feature__icon svg { width: 22px; height: 22px; }
.dark .feature { background: var(--ink-2); border-color: var(--line-dark); }
.dark .feature h3 { color: #fff; }
.dark .feature p { color: var(--muted-dark); }
.dark .feature__icon { background: var(--lime); color: var(--ink); }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { padding: 26px 24px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); }
.step::before { counter-increment: step; content: "0" counter(step); font-family: var(--font-head); font-weight: 700; font-size: 2rem; letter-spacing: -0.03em; color: var(--lime-deep); display: block; margin-bottom: 12px; line-height: 1; }
.step h3 { font-size: 1.15rem; margin-bottom: 6px; }
.step p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.dark .step { background: var(--ink-2); border-color: var(--line-dark); }
.dark .step::before { color: var(--lime); }
.dark .step h3 { color: #fff; }
.dark .step p { color: var(--muted-dark); }

/* Two column prose */
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.two > div > h2 { margin-bottom: 0.5em; font-size: clamp(1.9rem, 3.6vw, 3rem); }
.two .numbers { grid-template-columns: 1fr 1fr; align-self: center; }
.prose p { font-size: 1.08rem; color: var(--muted); }
.prose p strong { color: var(--text); }
.dark .prose p strong { color: #fff; }
.checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.checklist li { display: flex; gap: 14px; align-items: flex-start; font-size: 1.05rem; }
.checklist li::before { content: ""; flex: none; width: 24px; height: 24px; border-radius: 50%; background: var(--lime); margin-top: 2px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230d0d10' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E"); background-size: 14px; background-repeat: no-repeat; background-position: center; }

/* Phone mock (event page) */
.mock { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.phone { width: min(320px, 80vw); margin: 0 auto; border-radius: 40px; border: 10px solid #1a1a20; background: #000; overflow: hidden; box-shadow: 0 40px 80px -30px rgba(0,0,0,0.6); aspect-ratio: 390 / 800; }
.phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; }

/* Timeline */
.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-left: 2px solid var(--line-dark); }
.timeline li { position: relative; padding: 0 0 30px 28px; }
.timeline li::before { content: ""; position: absolute; left: -7px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: var(--lime); }
.timeline strong { display: block; font-family: var(--font-head); font-size: 1.15rem; color: #fff; margin-bottom: 4px; }
.timeline p { margin: 0; color: var(--muted-dark); font-size: 0.98rem; }
.timeline time { display: block; font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--lime); margin-bottom: 6px; font-weight: 600; }

/* Quote / CTA band */
.cta { background: var(--lime); color: var(--ink); padding: 96px 0; }
.cta h2 { max-width: 20ch; }
.cta .lead { color: rgba(13,13,16,0.72); }
.cta .btn--ink:hover { background: #26262f; }

/* Contact */
.contact { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: start; }
.form { display: grid; gap: 16px; padding: 30px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); }
.form label { display: grid; gap: 6px; font-weight: 600; font-size: 0.92rem; }
.form input, .form select, .form textarea { width: 100%; font: inherit; font-size: 1rem; padding: 13px 14px; border-radius: 10px; border: 1.5px solid var(--line); background: var(--paper); color: var(--text); }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--ink); background: #fff; }
.form textarea { min-height: 140px; resize: vertical; }
.form button[type="submit"] { justify-self: start; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form__status { margin: 0; font-size: 0.95rem; min-height: 1.4em; }
.form__status.ok { color: #1f7a3a; } .form__status.err { color: #b3261e; }
.contact__aside { display: grid; gap: 26px; }
.contact__aside h3 { font-size: 1.1rem; margin-bottom: 4px; }
.contact__aside p { margin: 0; color: var(--muted); }
.contact__aside a.big { font-family: var(--font-head); font-size: 1.6rem; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); }

/* Live page (private event pages) */
.live { min-height: 100svh; background: var(--ink); color: #fff; display: flex; flex-direction: column; }
.live__top { display: flex; align-items: center; justify-content: space-between; padding: 22px 0; }
.live__main { flex: 1; padding: 20px 0 60px; }
.live__title { text-align: center; margin-bottom: 26px; }
.live__title .eyebrow { justify-content: center; margin-bottom: 14px; }
.live__title .eyebrow::before { display: none; }
.live__title h1 { font-size: clamp(2rem, 5.5vw, 3.8rem); margin-bottom: 10px; }
.live__title p { color: var(--muted-dark); margin: 0; font-size: 1.05rem; }
.live__frame { position: relative; aspect-ratio: 16 / 9; background: #000; border-radius: 16px; overflow: hidden; border: 1px solid var(--line-dark); box-shadow: var(--shadow); }
.live__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.live__help { margin: 24px auto 0; max-width: 720px; text-align: center; color: var(--muted-dark); font-size: 0.95rem; }
.live__help strong { color: #fff; font-weight: 600; }
.live__foot { padding: 18px 0 26px; font-size: 0.85rem; color: var(--muted-dark); text-align: center; border-top: 1px solid var(--line-dark); }
.live__foot a { color: #fff; }

/* Footer */
.footer { background: #08080a; color: var(--muted-dark); padding: 64px 0 28px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 40px; border-bottom: 1px solid var(--line-dark); }
.footer h4 { color: #fff; font-family: var(--font-body); font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; margin: 0 0 14px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer a { color: #d6d6dc; }
.footer a:hover { color: #fff; }
.footer p { font-size: 0.95rem; max-width: 34ch; }
.footer__bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 22px; font-size: 0.85rem; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .08s; } .reveal-d2 { transition-delay: .16s; } .reveal-d3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee__track { animation: none; }
  * { transition: none !important; }
}

/* Responsive */
@media (max-width: 1080px) {
  .numbers { grid-template-columns: repeat(2, 1fr); }
  .services, .features, .work--3 { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .section { padding: 76px 0; }
  .hero { padding: 132px 0 72px; }
  .hero--short { padding: 120px 0 64px; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 76px; background: rgba(13,13,16,0.96); backdrop-filter: blur(14px); flex-direction: column; align-items: stretch; gap: 0; padding: 6px var(--gutter) 18px; border-bottom: 1px solid var(--line-dark); }
  .nav.is-open { display: flex; }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line-dark); font-size: 1.05rem; }
  .nav a[aria-current="page"] { text-decoration: none; color: var(--lime); }
  .nav .btn { margin: 16px 0 0; border-bottom: 0; }
  .nav-toggle { display: block; }
  .work, .cases, .two, .mock, .contact { grid-template-columns: 1fr; }
  .services, .features, .work--3 { grid-template-columns: 1fr; }
  .two { gap: 36px; }
  .card__phone { width: 26%; }
}
@media (max-width: 520px) {
  :root { --gutter: 16px; }
  body { font-size: 16px; }
  .numbers { grid-template-columns: 1fr 1fr; gap: 12px; }
  .number { padding: 20px 18px; }
  .number strong { font-size: 2.1rem; }
  .steps { grid-template-columns: 1fr; }
  .hero__actions .btn { width: 100%; }
  .form__row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .brand { font-size: 1.1rem; }
  .cta { padding: 72px 0; }
}