/* ==========================================================================
   STUDIO FORMA — portfolio stylesheet
   Design language: dark editorial · warm off-white · signal orange
   Fonts: Syne (display) + DM Mono (labels) + system sans (body)
   ========================================================================== */

/* ---------- Reset & tokens ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #08080a;
  --bg-soft:   #0d0d10;
  --surface:   #131316;
  --ink:       #f4f1ea;   /* warm off-white */
  --muted:     #9a968c;
  --line:      #232327;
  --accent:    #ff5c1f;   /* signal orange */
  --accent-ink:#08080a;

  --font-display: "Syne", sans-serif;
  --font-mono:    "DM Mono", monospace;
  --font-body:    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 18px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* subtle film grain over the whole page */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1200;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}

::selection { background: var(--accent); color: var(--accent-ink); }

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.container {
  width: min(1200px, 92vw);
  margin-inline: auto;
}

/* ---------- Custom cursor ---------- */
.cursor-dot, .cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 1300;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  display: none;
}
.cursor-dot {
  width: 6px; height: 6px;
  background: var(--accent);
}
.cursor-ring {
  width: 36px; height: 36px;
  border: 1px solid rgba(244, 241, 234, 0.35);
  transition: width .3s var(--ease-out), height .3s var(--ease-out),
              border-color .3s, background-color .3s;
}
@media (hover: hover) and (pointer: fine) {
  .cursor-dot, .cursor-ring { display: block; }
  body.custom-cursor, body.custom-cursor a, body.custom-cursor button { cursor: none; }
  body.cursor-hover .cursor-ring {
    width: 64px; height: 64px;
    border-color: var(--accent);
    background: rgba(255, 92, 31, 0.08);
  }
}

/* ---------- Preloader ---------- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 1400;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .8s var(--ease-out), visibility .8s;
}
.preloader.hidden { transform: translateY(-100%); visibility: hidden; }
.preloader-inner {
  display: flex;
  align-items: baseline;
  gap: 2.5rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  color: var(--muted);
}
.preloader-count { color: var(--ink); font-size: 1.1rem; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  padding-block: 1.4rem;
  transition: background-color .4s, border-color .4s, padding .4s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(8, 8, 10, 0.82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-color: var(--line);
  padding-block: 1rem;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 30px; height: 30px;
  border-radius: 9px;
  background: var(--ink);
  color: var(--bg);
}
.brand-mark svg { width: 17px; height: 17px; }
.dot { color: var(--accent); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  position: relative;
  padding-block: 0.4rem;
  transition: color .25s;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .35s var(--ease-out);
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-index { color: var(--accent); margin-right: 0.35em; font-size: 0.65rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--ink);
  transition: transform .3s var(--ease-out);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: var(--ink);
  color: var(--accent-ink);
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 0.85rem 1.6rem;
  transition: background-color .3s, color .3s, border-color .3s, transform .3s var(--ease-out);
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; transition: transform .3s var(--ease-out); }
.btn:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn:hover svg { transform: translate(2px, -2px); }
.btn-sm { padding: 0.55rem 1.15rem; font-size: 0.7rem; }
.btn-lg { padding: 1.1rem 2.2rem; font-size: 0.85rem; }
.btn-light { background: transparent; color: var(--ink); border-color: rgba(244,241,234,0.35); }
.btn-light:hover { background: var(--ink); border-color: var(--ink); color: var(--accent-ink); }

/* ---------- Sections (shared) ---------- */
.section { padding-block: clamp(5rem, 10vw, 8.5rem); position: relative; }

.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  margin-bottom: 1.5rem;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.section-note {
  max-width: 46ch;
  color: var(--muted);
  margin-top: 1.25rem;
  font-size: 1.02rem;
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 3.5rem;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin-bottom: 2.2rem;
}
.hero-rule { width: 64px; height: 1px; background: var(--accent); }
.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.9rem, 9.5vw, 7.4rem);
  line-height: 0.98;
  letter-spacing: -0.045em;
}
.hero-title .line { display: block; overflow: hidden; }
.hero-title .accent {
  color: var(--accent);
  font-style: italic;
  font-weight: 700;
}
.hero-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 3rem;
  margin-top: 3rem;
  padding-top: 2.2rem;
  border-top: 1px solid var(--line);
}
.hero-sub { max-width: 44ch; color: var(--muted); font-size: 1.05rem; }
.hero-cta { display: flex; align-items: center; gap: 2rem; }
.hero-scroll {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}
.scroll-line {
  width: 44px; height: 1px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: translateX(-100%);
  animation: scrollLine 2.4s var(--ease-out) infinite;
}
@keyframes scrollLine {
  0%   { transform: translateX(-100%); }
  60%  { transform: translateX(0); }
  100% { transform: translateX(100%); }
}

/* ---------- Marquee ---------- */
.marquee {
  border-block: 1px solid var(--line);
  padding-block: 1.15rem;
  overflow: hidden;
  background: var(--bg-soft);
}
.marquee-track {
  display: flex;
  gap: 3.5rem;
  width: max-content;
  animation: marquee 26s linear infinite;
  white-space: nowrap;
}
.marquee-track span {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.35rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.marquee-track .star { color: var(--accent); }
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ---------- Services ---------- */
.services-list { border-top: 1px solid var(--line); }
.service-item {
  border-bottom: 1px solid var(--line);
  padding-block: clamp(2rem, 4vw, 3.2rem);
  position: relative;
}
.service-row { display: grid; grid-template-columns: 60px 1fr 1.2fr; gap: 2rem; align-items: start; }
.service-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  padding-top: 0.5rem;
}
.service-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  letter-spacing: -0.03em;
  line-height: 1.02;
  transition: transform .4s var(--ease-out), color .4s;
}
.service-item:hover .service-title { transform: translateX(8px); color: var(--accent); }
.service-desc { color: var(--muted); max-width: 46ch; padding-top: 0.4rem; }
.service-footer {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-top: 1.6rem;
  padding-left: calc(60px + 2rem);
}
.service-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  transition: border-color .3s, color .3s;
}
.service-item:hover .service-tag { border-color: var(--accent); color: var(--ink); }
.service-arrow {
  margin-left: auto;
  font-size: 1.6rem;
  color: var(--accent);
  transition: transform .4s var(--ease-out);
}
.service-item:hover .service-arrow { transform: rotate(45deg); }

/* ---------- Technologies ---------- */
.tech-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  max-width: 820px;
}
.tech-item {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.15rem, 2.4vw, 1.7rem);
  letter-spacing: -0.01em;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.85rem 1.7rem;
  color: var(--ink);
  transition: border-color .3s, color .3s, background-color .3s, transform .3s var(--ease-out);
}
.tech-item:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
}

/* ---------- Industries ---------- */
.industries { border-top: 1px solid var(--line); }
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.industry-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 110px;
  padding: 1.6rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.2rem, 2.2vw, 1.55rem);
  letter-spacing: -0.02em;
  transition: background-color .35s, color .35s;
}
.industry-item:hover { background: var(--surface); color: var(--accent); }
.industry-more { color: var(--muted); }
.industry-more:hover { color: var(--accent); }
.industry-more-star { color: var(--accent); font-size: 1.4rem; }

/* ---------- Team ---------- */
.team-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.team-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  transition: border-color .35s, transform .4s var(--ease-out);
}
.team-card:hover { border-color: rgba(255, 92, 31, 0.5); transform: translateY(-4px); }
.team-photo-wrap { position: relative; }
.team-photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.04);
  transition: filter .6s, transform .7s var(--ease-out);
}
.team-card:hover .team-photo { filter: grayscale(0%) contrast(1.02); transform: scale(1.03); }
.team-tag {
  position: absolute;
  left: 1rem; bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  background: rgba(8, 8, 10, 0.78);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  color: var(--ink);
}
.team-info { padding: 1.8rem 1.8rem 2.2rem; }
.team-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.7rem;
  letter-spacing: -0.02em;
}
.team-bio { color: var(--muted); margin-top: 0.6rem; font-size: 0.98rem; }
.team-links { display: flex; gap: 1.4rem; margin-top: 1.3rem; }
.team-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  position: relative;
  transition: color .25s;
}
.team-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -3px;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .3s var(--ease-out);
}
.team-link:hover { color: var(--ink); }
.team-link:hover::after { transform: scaleX(1); transform-origin: left; }

/* ---------- Process ---------- */
.process-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.process-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
  background: var(--surface);
  position: relative;
  overflow: hidden;
  transition: border-color .35s, transform .4s var(--ease-out);
}
.process-item:hover { border-color: rgba(255, 92, 31, 0.5); transform: translateY(-4px); }
.process-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.process-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: -0.02em;
  margin-top: 2.4rem;
}
.process-desc { color: var(--muted); margin-top: 0.6rem; font-size: 0.95rem; }

/* ---------- CTA / Contact ---------- */
.cta { border-top: 1px solid var(--line); }
.cta-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.cta-title { font-size: clamp(2.6rem, 6vw, 5rem); }
.cta-body { display: flex; flex-direction: column; gap: 2rem; padding-top: 3.4rem; }
.cta-text { color: var(--muted); font-size: 1.1rem; max-width: 40ch; }
.cta-grid {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border-top: 1px solid var(--line);
  margin-top: 2rem;
}
.cta-cell { padding-block: 2rem; }
.cta-cell:not(:first-child) { border-left: 1px solid var(--line); padding-left: 2rem; }
.cta-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin-bottom: 0.8rem;
}
.cta-value {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  transition: color .25s;
}
a.cta-value:hover { color: var(--accent); }
.cta-links { display: flex; flex-direction: column; gap: 0.3rem; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding-block: 2.2rem; }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.footer-brand { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; letter-spacing: 0; color: var(--ink); }

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: none; }

.hero-title .reveal { transition-duration: 1.1s; }
.hero-title .line:nth-child(2) .line-inner { transition-delay: .08s; }
.hero-title .line:nth-child(3) .line-inner { transition-delay: .16s; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .service-row { grid-template-columns: 48px 1fr; }
  .service-desc { grid-column: 2; }
  .service-footer { padding-left: 0; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    background: rgba(8, 8, 10, 0.97);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .4s, visibility .4s;
  }
  .site-nav.open { opacity: 1; visibility: visible; }
  .nav-link { font-size: 1.1rem; }
  .nav-index { font-size: 0.9rem; }
  .hero-bottom { flex-direction: column; align-items: flex-start; gap: 1.8rem; }
  .team-grid, .process-list, .cta-inner { grid-template-columns: 1fr; }
  .cta-body { padding-top: 0; }
  .cta-grid { grid-template-columns: 1fr; }
  .cta-cell:not(:first-child) { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 0.6rem; }
}

@media (max-width: 600px) {
  .service-row { grid-template-columns: 1fr; gap: 1rem; }
  .service-desc { grid-column: 1; }
  .industry-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: flex-start; gap: 1.2rem; }
  .hero-scroll { display: none; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track, .scroll-line::after { animation: none; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}