/* =========================================================================
   Rangeet Majumder — Portfolio
   Dark, bold, crimson-accent design. Hand-built (original).
   Fonts: Geist + Space Mono (Google Fonts).
   ========================================================================= */

:root {
  /* dark base */
  --bg: #0a0a0a;
  --bg-pure: #000000;
  --surface: #141414;
  --surface-2: #1b1b1b;
  --surface-3: #232323;
  --border: rgba(255,255,255,0.10);
  --border-strong: rgba(255,255,255,0.18);
  --text: #f4f4f4;
  --text-soft: rgba(255,255,255,0.66);
  --text-mute: rgba(255,255,255,0.42);

  /* accent (crimson-red) */
  --accent: #ee4f2f;
  --accent-2: #ff6b3d;
  --accent-deep: #c8331a;

  /* light section tokens */
  --light-bg: #f5f4f1;
  --light-surface: #ffffff;
  --light-ink: #0d0d0d;
  --light-soft: #565656;
  --light-border: #e7e5e1;

  --font-body: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "Space Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --radius-pill: 50px;

  --container: 1240px;
  --pad-section: 110px;
  --pad-global: 2.5rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  font-size: 1.08rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  max-width: 100%;
}
.grid > *, .hero-inner > *, .nav-inner > *, .sec-head > *, .footer-top > * { min-width: 0; }
img, video, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }
h1,h2,h3,h4,h5 { margin: 0; font-family: var(--font-heading); font-weight: 600; line-height: 1.03; letter-spacing: -0.025em; }
p { margin: 0; }

/* ---------- type scale ---------- */
.display { font-size: clamp(3rem, 7.2vw, 6.2rem); font-weight: 600; line-height: 0.96; letter-spacing: -0.04em; }
.h1 { font-size: clamp(2.5rem, 5.4vw, 4.4rem); letter-spacing: -0.035em; }
.h2 { font-size: clamp(2.1rem, 4.2vw, 3.4rem); letter-spacing: -0.03em; }
.h3 { font-size: clamp(1.4rem, 2.4vw, 2rem); }
.lead { font-size: clamp(1.05rem, 1.4vw, 1.22rem); color: var(--text-soft); line-height: 1.6; }
.accent { color: var(--accent); }

/* mono eyebrow / badge */
.badge { display: inline-flex; align-items: center; gap: 0.55rem; font-family: var(--font-mono); font-size: 0.78rem; font-weight: 400; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-soft); }
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.badge.is-pill { border: 1px solid var(--border-strong); border-radius: var(--radius-pill); padding: 0.5rem 1rem; background: rgba(255,255,255,0.03); color: var(--text); }

/* ---------- layout ---------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; }
.padding-global { padding-left: var(--pad-global); padding-right: var(--pad-global); }
.section { padding-top: var(--pad-section); padding-bottom: var(--pad-section); position: relative; }
.section.is-tight { padding-top: 52px; padding-bottom: 52px; }
.bg-pure { background: var(--bg-pure); }

/* light section */
.section.is-light { background: var(--light-bg); color: var(--light-ink); }
.section.is-light .lead { color: var(--light-soft); }
.section.is-light .badge { color: var(--light-soft); }
.section.is-light .badge.is-pill { border-color: var(--light-border); background: #fff; color: var(--light-ink); }

.grid { display: grid; gap: 1.5rem; }
.cols-2 { grid-template-columns: repeat(2,1fr); }
.cols-3 { grid-template-columns: repeat(3,1fr); }
.cols-4 { grid-template-columns: repeat(4,1fr); }

/* section header: left heading + right desc/cta */
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; margin-bottom: 3.5rem; }
.sec-head .badge { margin-bottom: 1.25rem; }
.sec-head .head-left { max-width: 640px; }
.sec-head .head-right { max-width: 360px; }
.sec-head .head-right .lead { margin-bottom: 1.1rem; }

/* ---------- buttons ---------- */
.button { display: inline-flex; align-items: center; gap: 0.6rem; font-size: 1rem; font-weight: 500; padding: 0.95rem 1.6rem; border-radius: var(--radius-pill); border: 1px solid transparent; background: var(--accent); color: #fff; transition: background .3s var(--ease), transform .3s var(--ease), color .3s, border-color .3s; white-space: nowrap; }
.button:hover { background: var(--accent-deep); transform: translateY(-2px); }
.button .arrow { transition: transform .35s var(--ease); display: inline-flex; }
.button:hover .arrow { transform: translate(3px,-3px); }
.button.is-ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.button.is-ghost:hover { background: #fff; color: #000; border-color: #fff; }
.button.is-white { background: #fff; color: #000; }
.button.is-white:hover { background: #e9e9e9; }
.button.is-sm { padding: 0.6rem 1.1rem; font-size: 0.9rem; }
.section.is-light .button.is-ghost { color: var(--light-ink); border-color: var(--light-border); }
.section.is-light .button.is-ghost:hover { background: #000; color: #fff; border-color: #000; }

.text-link { display: inline-flex; align-items: center; gap: 0.45rem; font-weight: 500; color: var(--text); }
.text-link .arrow { transition: transform .35s var(--ease); }
.text-link:hover { color: var(--accent); }
.text-link:hover .arrow { transform: translate(3px,-3px); }
.section.is-light .text-link { color: var(--light-ink); }

/* ---------- navbar ---------- */
.navbar { position: fixed; inset: 0 0 auto 0; z-index: 100; padding: 1.1rem 0; transition: background .35s var(--ease), box-shadow .35s, padding .35s; }
.navbar.is-scrolled { background: rgba(10,10,10,0.72); backdrop-filter: blur(16px); box-shadow: 0 1px 0 var(--border); padding: 0.7rem 0; }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.nav-brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 600; font-size: 1.12rem; letter-spacing: -0.02em; color: #fff; }
.nav-brand .mark { width: 30px; height: 30px; border-radius: 9px; background: var(--accent); display: grid; place-items: center; color: #fff; font-family: var(--font-mono); font-weight: 700; font-size: 0.9rem; box-shadow: 0 0 18px rgba(238,79,47,.5); }
.nav-menu { display: flex; align-items: center; gap: 2rem; }
.nav-link { font-size: 0.98rem; font-weight: 500; position: relative; padding: 0.25rem 0; color: var(--text-soft); transition: color .25s; }
.nav-link::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; background: var(--accent); transition: width .3s var(--ease); }
.nav-link:hover { color: #fff; }
.nav-link:hover::after, .nav-link.is-current::after { width: 100%; }
.nav-link.is-current { color: #fff; }
.nav-actions { display: flex; align-items: center; gap: 0.75rem; }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--border-strong); border-radius: 12px; background: rgba(255,255,255,0.04); align-items: center; justify-content: center; flex-direction: column; gap: 5px; }
.nav-toggle span { width: 18px; height: 2px; background: #fff; transition: transform .3s var(--ease), opacity .3s; }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-mobile { display: none; }
.nav-mobile.is-open { display: flex; }

/* ---------- hero ---------- */
.hero { position: relative; padding-top: 9.5rem; padding-bottom: 4rem; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-blob { position: absolute; top: -10%; right: -12%; width: 60vw; height: 60vw; max-width: 820px; max-height: 820px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--accent-2), var(--accent) 35%, var(--accent-deep) 60%, transparent 72%);
  filter: blur(8px); opacity: 0.9; }
.hero-grain { position: absolute; inset: 0; background:
  radial-gradient(circle at 80% 10%, rgba(238,79,47,.25), transparent 42%),
  radial-gradient(circle at 10% 90%, rgba(255,107,61,.12), transparent 45%); }
.hero-inner { position: relative; z-index: 2; text-align: center; max-width: 920px; margin: 0 auto; }
.hero-inner .badge { justify-content: center; margin-bottom: 1.75rem; }
.hero h1 { margin: 0 auto 1.6rem; }
.hero .lead { max-width: 600px; margin: 0 auto 2.2rem; }
.hero-actions { display: flex; gap: 0.9rem; justify-content: center; flex-wrap: wrap; }

/* floating chips */
.hero-chips { position: absolute; right: 2.5rem; top: 38%; z-index: 3; display: flex; flex-direction: column; gap: 0.8rem; align-items: flex-end; }
.chip { display: inline-flex; align-items: center; gap: 0.55rem; background: rgba(20,20,20,0.8); backdrop-filter: blur(10px); border: 1px solid var(--border); border-radius: var(--radius-pill); padding: 0.55rem 0.95rem; font-size: 0.82rem; color: var(--text-soft); box-shadow: 0 12px 30px -16px rgba(0,0,0,.8); }
.chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.chip.is-2 .dot { background: #4d65ff; }
.chip.is-3 .dot { background: #34c759; }

/* hero work-preview cards */
.hero-cards { position: relative; z-index: 2; margin-top: 4.5rem; display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; }
.hcard { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); aspect-ratio: 3/4; position: relative; background: var(--surface); }
.hcard .hc-media { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hcard .hc-tag { position: absolute; left: 0.9rem; top: 0.9rem; z-index: 2; font-family: var(--font-mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: .06em; color: #fff; background: rgba(0,0,0,.45); border: 1px solid rgba(255,255,255,.18); border-radius: 50px; padding: 0.25rem 0.65rem; }
.hcard::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,.55), transparent 55%); }

/* clients strip */
.clients { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.clients .label { font-family: var(--font-mono); text-transform: uppercase; font-size: 0.75rem; letter-spacing: .1em; color: var(--text-mute); }
.clients-logos { display: flex; gap: 2.8rem; flex-wrap: wrap; align-items: center; }
.clients-logos .logo { font-size: 1.2rem; font-weight: 600; letter-spacing: -0.02em; color: rgba(255,255,255,.4); transition: color .3s; }
.clients-logos .logo:hover { color: #fff; }

/* marquee */
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent); mask-image: linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent); }
.marquee-track { display: flex; width: max-content; gap: 1rem; animation: marquee 40s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item { display: inline-flex; align-items: center; gap: 0.7rem; font-family: var(--font-mono); text-transform: uppercase; font-size: 0.85rem; letter-spacing: .05em; padding: 0.5rem 1.15rem; border: 1px solid var(--border); border-radius: var(--radius-pill); color: var(--text-soft); white-space: nowrap; }
.marquee-item::before { content: "✦"; color: var(--accent); }
@keyframes marquee { to { transform: translateX(calc(-50% - 0.5rem)); } }

/* project cards */
.project-card { display: block; border-radius: var(--radius-lg); overflow: hidden; background: var(--surface); border: 1px solid var(--border); transition: transform .4s var(--ease), box-shadow .4s, border-color .3s; }
.project-card:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: 0 30px 60px -30px rgba(0,0,0,.8); }
.project-media { aspect-ratio: 16/11; position: relative; overflow: hidden; }
.project-media .ph { position: absolute; inset: 0; background-size: cover; background-position: center; transition: transform .6s var(--ease); }
.project-card:hover .project-media .ph { transform: scale(1.05); }
.project-body { padding: 1.5rem 1.6rem 1.7rem; display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.project-body .meta { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.65rem; }
.tag { font-family: var(--font-mono); text-transform: uppercase; font-size: 0.7rem; letter-spacing: .06em; color: var(--text-soft); border: 1px solid var(--border-strong); border-radius: 50px; padding: 0.25rem 0.7rem; }
.project-arrow { flex: none; width: 46px; height: 46px; border-radius: 50%; background: rgba(255,255,255,.07); color: #fff; display: grid; place-items: center; transition: background .3s, transform .35s var(--ease); }
.project-card:hover .project-arrow { background: var(--accent); transform: rotate(-45deg); }
.section.is-light .project-card { background: var(--light-surface); border-color: var(--light-border); }
.section.is-light .tag { color: var(--light-soft); border-color: var(--light-border); }
.section.is-light .project-arrow { background: #f0efec; color: #000; }

/* services list rows */
.service-row { display: grid; grid-template-columns: 64px 1fr auto; gap: 1.5rem; align-items: center; padding: 2rem 0; border-top: 1px solid var(--border); transition: padding-left .35s var(--ease); }
.service-row:last-child { border-bottom: 1px solid var(--border); }
.service-row:hover { padding-left: 1rem; }
.service-row .num { font-family: var(--font-mono); color: var(--accent); font-size: 0.95rem; }
.service-row .s-title { font-size: clamp(1.5rem,2.8vw,2.2rem); font-weight: 600; letter-spacing: -0.025em; }
.service-row .s-desc { color: var(--text-soft); max-width: 420px; margin-top: 0.4rem; }
.service-row .plus { width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--border-strong); display: grid; place-items: center; transition: background .3s, color .3s, border-color .3s, transform .35s var(--ease); }
.service-row:hover .plus { background: var(--accent); color: #fff; border-color: var(--accent); transform: rotate(90deg); }

/* metric cards (light section, mixed) */
.metric-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.25rem; }
.mcard { border-radius: var(--radius-lg); padding: 1.75rem; min-height: 300px; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; position: relative; }
.mcard .big { font-size: clamp(2.6rem,4.5vw,3.4rem); font-weight: 600; letter-spacing: -0.03em; line-height: 1; }
.mcard .cap { font-size: 0.95rem; opacity: 0.8; margin-top: 0.5rem; }
.mcard.is-accent { background: var(--accent); color: #fff; }
.mcard.is-dark { background: #111; color: #fff; }
.mcard.is-surface { background: #fff; color: var(--light-ink); border: 1px solid var(--light-border); }
.mcard.is-media { padding: 0; background: #1a1a1a; }
.mcard.is-media .mc-ph { position: absolute; inset: 0; background-size: cover; background-position: center; }

/* about / team */
.team-list { display: flex; flex-direction: column; gap: 0.25rem; }
.team-row { display: grid; grid-template-columns: auto 1fr auto; gap: 1rem; align-items: center; padding: 1.1rem 0; border-top: 1px solid var(--border); }
.team-row:last-child { border-bottom: 1px solid var(--border); }
.avatar { width: 46px; height: 46px; border-radius: 50%; background: linear-gradient(135deg,var(--accent),#111); display: grid; place-items: center; color: #fff; font-weight: 600; flex: none; }
.team-row .role { font-family: var(--font-mono); font-size: 0.78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--text-mute); }

/* process steps + showreel */
.process-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: stretch; }
.steps { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.step { padding: 1.6rem; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); }
.step .step-num { font-family: var(--font-mono); color: var(--accent); font-size: 0.85rem; margin-bottom: 1.5rem; display: block; }
.step h3 { font-size: 1.15rem; margin-bottom: 0.4rem; }
.step p { color: var(--text-soft); font-size: 0.95rem; }
.showreel { border-radius: var(--radius-lg); overflow: hidden; position: relative; min-height: 380px; background: linear-gradient(135deg,#1a1a1a,#333); }
.showreel .sr-ph { position: absolute; inset: 0; background-size: cover; background-position: center; }
.showreel .play { position: absolute; inset: 0; margin: auto; width: 76px; height: 76px; border-radius: 50%; background: rgba(255,255,255,.92); color: #000; display: grid; place-items: center; box-shadow: 0 14px 40px -10px rgba(0,0,0,.6); transition: transform .3s var(--ease); }
.showreel:hover .play { transform: scale(1.08); }
.showreel .sr-label { position: absolute; left: 1.25rem; bottom: 1.25rem; font-family: var(--font-mono); text-transform: uppercase; font-size: 0.75rem; letter-spacing: .06em; color: #fff; }

/* pricing */
.price-card { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 2.25rem; background: var(--surface); display: flex; flex-direction: column; gap: 1.4rem; }
.price-card.is-featured { background: var(--accent); border-color: var(--accent); }
.price-card .price { font-size: 3rem; font-weight: 600; letter-spacing: -0.03em; }
.price-card .price span { font-size: 1rem; color: var(--text-mute); font-weight: 400; }
.price-card.is-featured .price span { color: rgba(255,255,255,.8); }
.price-card ul.feats { display: flex; flex-direction: column; gap: 0.7rem; }
.price-card .feat { display: flex; gap: 0.6rem; align-items: flex-start; color: var(--text-soft); }
.price-card.is-featured .feat { color: rgba(255,255,255,.92); }
.price-card .feat .check { color: var(--accent); flex: none; }
.price-card.is-featured .feat .check { color: #fff; }

/* testimonials */
.quote-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 2.25rem; display: flex; flex-direction: column; gap: 1.5rem; height: 100%; }
.quote-card .stars { color: var(--accent); letter-spacing: 2px; }
.quote-card blockquote { font-size: 1.2rem; line-height: 1.5; font-weight: 500; letter-spacing: -0.01em; margin: 0; color: #fff; }
.quote-author { display: flex; align-items: center; gap: 0.85rem; margin-top: auto; }
.quote-author .name { font-weight: 600; }
.quote-author .role2 { color: var(--text-mute); font-size: 0.9rem; }

/* blog cards */
.blog-card { display: block; }
.blog-card .blog-media { aspect-ratio: 16/10; border-radius: var(--radius); overflow: hidden; background: linear-gradient(135deg,#1a1a1a,#333); position: relative; margin-bottom: 1.2rem; }
.blog-card .blog-media .ph { position: absolute; inset: 0; background-size: cover; background-position: center; transition: transform .6s var(--ease); }
.blog-card:hover .blog-media .ph { transform: scale(1.05); }
.blog-card .blog-meta { display: flex; gap: 0.7rem; font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: .05em; color: var(--text-mute); margin-bottom: 0.6rem; }
.blog-card h3 { font-size: 1.3rem; transition: color .25s; }
.blog-card:hover h3 { color: var(--accent); }
.blog-card p { color: var(--text-soft); margin-top: 0.6rem; }

/* FAQ accordion */
.faq-item { border-top: 1px solid var(--border); }
.faq-item:last-child { border-bottom: 1px solid var(--border); }
.faq-q { width: 100%; background: none; border: 0; text-align: left; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.6rem 0; font-size: clamp(1.1rem,1.8vw,1.45rem); font-weight: 500; letter-spacing: -0.01em; color: var(--text); }
.faq-q .icon { flex: none; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--border-strong); display: grid; place-items: center; position: relative; transition: background .3s, color .3s, border-color .3s; }
.faq-q .icon::before, .faq-q .icon::after { content: ""; position: absolute; background: currentColor; transition: transform .3s var(--ease); }
.faq-q .icon::before { width: 13px; height: 2px; }
.faq-q .icon::after { width: 2px; height: 13px; }
.faq-item.is-open .faq-q .icon { background: var(--accent); color: #fff; border-color: var(--accent); }
.faq-item.is-open .faq-q .icon::after { transform: scaleY(0); }
.faq-a { overflow: hidden; max-height: 0; transition: max-height .4s var(--ease); }
.faq-a .faq-a-inner { padding-bottom: 1.6rem; color: var(--text-soft); max-width: 780px; }

/* big CTA banner */
.cta-banner { background: var(--accent); border-radius: var(--radius-xl); color: #fff; padding: clamp(3rem,8vw,7rem) clamp(1.5rem,5vw,5rem); text-align: center; position: relative; overflow: hidden; }
.cta-banner::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% -20%, rgba(255,255,255,.35), transparent 50%), radial-gradient(circle at 50% 130%, rgba(0,0,0,.35), transparent 55%); pointer-events: none; }
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner .mark-lg { width: 76px; height: 76px; border-radius: 20px; background: rgba(255,255,255,.16); display: grid; place-items: center; margin: 0 auto 1.75rem; font-family: var(--font-mono); font-weight: 700; font-size: 1.6rem; }
.cta-banner h2 { margin-bottom: 1.1rem; }
.cta-banner .lead { color: rgba(255,255,255,.85); margin: 0 auto 2rem; max-width: 520px; }

/* footer */
.footer { background: var(--bg-pure); color: #fff; padding: 5rem 0 2.5rem; overflow: hidden; }
.footer a { color: var(--text-soft); transition: color .25s; }
.footer a:hover { color: #fff; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 2.5rem; padding-bottom: 3.5rem; border-bottom: 1px solid var(--border); }
.footer-brand .nav-brand { margin-bottom: 1.25rem; }
.footer-brand p { color: var(--text-mute); max-width: 300px; }
.footer-col h4 { font-family: var(--font-mono); text-transform: uppercase; font-size: 0.76rem; letter-spacing: .08em; color: var(--text-mute); margin-bottom: 1.25rem; font-weight: 400; }
.footer-col ul { display: flex; flex-direction: column; gap: 0.8rem; }
.footer-news p { color: var(--text-mute); margin-bottom: 1rem; }
.footer-form { display: flex; gap: 0.5rem; }
.footer-form input { flex: 1; background: rgba(255,255,255,.05); border: 1px solid var(--border); color: #fff; border-radius: var(--radius-pill); padding: 0.85rem 1.2rem; font-family: inherit; font-size: 0.95rem; }
.footer-form input::placeholder { color: var(--text-mute); }
.footer-form button { border: 0; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: 2rem; font-size: 0.88rem; color: var(--text-mute); flex-wrap: wrap; }
.footer-socials { display: flex; gap: 0.6rem; }
.footer-socials a { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border); display: grid; place-items: center; color: var(--text-soft); }
.footer-socials a:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.footer-watermark { font-size: clamp(3.5rem,18vw,15rem); font-weight: 600; letter-spacing: -0.05em; line-height: 0.8; color: rgba(255,255,255,.045); margin-top: 2.5rem; user-select: none; white-space: nowrap; max-width: 100%; overflow: hidden; }

/* page hero (inner) */
.page-hero { padding-top: 10rem; padding-bottom: 4rem; position: relative; overflow: hidden; }
.page-hero .hero-blob { opacity: 0.6; }
.page-hero .inner { position: relative; z-index: 2; }
.page-hero .badge { margin-bottom: 1.5rem; }
.page-hero h1 { max-width: 16ch; margin-bottom: 1.5rem; }
.page-hero .lead { max-width: 620px; }
.breadcrumb { font-family: var(--font-mono); font-size: 0.76rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-mute); margin-bottom: 1.5rem; }
.breadcrumb a:hover { color: var(--accent); }

/* feature card */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 2rem; transition: transform .4s var(--ease), border-color .3s; }
.card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.card .card-icon { width: 52px; height: 52px; border-radius: 14px; background: rgba(255,255,255,.05); display: grid; place-items: center; margin-bottom: 1.25rem; color: var(--accent); }
.card .card-icon.is-accent { background: var(--accent); color: #fff; }
.card h3 { margin-bottom: 0.6rem; }
.card p { color: var(--text-soft); }

/* prose */
.prose { max-width: 720px; margin: 0 auto; font-size: 1.15rem; line-height: 1.7; color: var(--text-soft); }
.prose > * + * { margin-top: 1.4rem; }
.prose h2 { font-size: 1.7rem; margin-top: 2.75rem; color: #fff; }
.prose ul { display: flex; flex-direction: column; gap: 0.7rem; }
.prose ul li { padding-left: 1.6rem; position: relative; }
.prose ul li::before { content: "→"; position: absolute; left: 0; color: var(--accent); }
.prose blockquote { border-left: 3px solid var(--accent); padding-left: 1.5rem; font-size: 1.35rem; font-weight: 500; color: #fff; }

/* reveal animation (progressive enhancement) */
html.js .reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
html.js .reveal.is-visible { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; } .reveal.d4 { transition-delay: .32s; }
@media (prefers-reduced-motion: reduce) { html.js .reveal { opacity: 1; transform: none; transition: none; } .marquee-track { animation: none; } html { scroll-behavior: auto; } }

/* curved divider */
.curve { display: block; width: 100%; height: auto; color: var(--bg); }

/* ---------- responsive ---------- */
@media (max-width: 991px) {
  :root { --pad-section: 80px; }
  .cols-4 { grid-template-columns: repeat(2,1fr); }
  .cols-3 { grid-template-columns: repeat(2,1fr); }
  .metric-grid { grid-template-columns: repeat(2,1fr); }
  .hero-cards { grid-template-columns: repeat(2,1fr); }
  .process-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .sec-head { flex-direction: column; align-items: flex-start; }
  .sec-head .head-right { max-width: 100%; }
  .hero-chips { display: none; }
}
@media (max-width: 767px) {
  :root { --pad-global: 1.5rem; --pad-section: 64px; }
  .nav-menu, .nav-actions .button { display: none; }
  .nav-toggle { display: flex; }
  .nav-mobile { position: fixed; inset: 70px 0 auto 0; background: var(--bg); border-bottom: 1px solid var(--border); padding: 1.25rem var(--pad-global) 2rem; display: none; flex-direction: column; gap: 0.25rem; z-index: 99; box-shadow: 0 30px 60px -20px rgba(0,0,0,.8); }
  .nav-mobile.is-open { display: flex; }
  .nav-mobile .nav-link { font-size: 1.3rem; padding: 0.75rem 0; border-bottom: 1px solid var(--border); color: #fff; }
  .nav-mobile .button { display: inline-flex; margin-top: 1rem; justify-content: center; }
  .hero { padding-top: 8rem; }
  .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; }
  .metric-grid { grid-template-columns: 1fr; }
  .hero-cards { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr; }
  .service-row { grid-template-columns: 1fr; gap: 0.5rem; }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 479px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .button { justify-content: center; }
  .hero-cards { grid-template-columns: 1fr; }
}