/* ═══════════════════════════════════════════════════════
   KITTBIT — main.css  (mobile-first)
   Colours pulled from assets/img/logo.svg
═══════════════════════════════════════════════════════ */

/* ─── TOKENS ─── */
:root {
  --cyan:     #1fa3dd;
  --cyan-dk:  #0d8ec0;
  --grey:     #808185;
  --teal:     #005478;
  --charcoal: #3d3f41;
  --white:    #f5f5f5;
  --black:    #111111;
  --off-black:#0d0d0d;

  --font-cond: 'Barlow Condensed', sans-serif;
  --font-body: 'Barlow', sans-serif;
  --font-mono: 'Space Mono', monospace;

  --nav-h: 64px;
  --ease-slide: cubic-bezier(0.77, 0, 0.18, 1);
  --ease-out:   cubic-bezier(0.22, 1, 0.36, 1);
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; font-size: 16px; }
body  {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a   { color: inherit; }
ul  { list-style: none; }
button, input, select, textarea {
  font: inherit;
  color: inherit;
}

/* ─── NOISE OVERLAY ─── */
.noise-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.045;
  background-image:
    url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  animation: noise-anim 0.5s steps(2) infinite;
}
@keyframes noise-anim {
  0%   { background-position: 0   0;   }
  25%  { background-position: 40px -20px; }
  50%  { background-position: -20px 40px; }
  75%  { background-position: 60px 20px;  }
  100% { background-position: 0   0;   }
}

/* ─── GLITCH KEYFRAMES ─── */
@keyframes glitch-clip-1 {
  0%   { clip-path: inset(20% 0 60% 0); transform: translate(-4px, 0); }
  20%  { clip-path: inset(50% 0 10% 0); transform: translate(4px,  0); }
  40%  { clip-path: inset(5%  0 80% 0); transform: translate(-2px, 0); }
  60%  { clip-path: inset(70% 0 5%  0); transform: translate(3px,  0); }
  80%  { clip-path: inset(30% 0 40% 0); transform: translate(-3px, 0); }
  100% { clip-path: inset(0   0 100% 0);transform: translate(0,   0); }
}
@keyframes glitch-clip-2 {
  0%   { clip-path: inset(60% 0 10% 0); transform: translate(3px, 2px); filter: hue-rotate(90deg);  }
  25%  { clip-path: inset(10% 0 60% 0); transform: translate(-3px, 0);  filter: hue-rotate(180deg); }
  50%  { clip-path: inset(80% 0 2%  0); transform: translate(2px, -2px);filter: hue-rotate(270deg); }
  75%  { clip-path: inset(2%  0 80% 0); transform: translate(-4px, 2px);filter: hue-rotate(0deg);   }
  100% { clip-path: inset(0   0 100% 0);transform: translate(0,   0);   filter: hue-rotate(0deg);   }
}

.kb-glitch { position: relative; }
.kb-glitch::before,
.kb-glitch::after {
  content: '';
  position: absolute;
  inset: 0;
  background: inherit;
  opacity: 0;
  pointer-events: none;
}
.kb-glitch.is-glitching::before {
  opacity: 0.8;
  animation: glitch-clip-1 0.25s steps(1) forwards;
}
.kb-glitch.is-glitching::after {
  opacity: 0.6;
  animation: glitch-clip-2 0.25s steps(1) 0.04s forwards;
}

/* ─── TYPEWRITER ─── */
.typewriter {
  display: inline-block;
  border-right: 3px solid var(--cyan);
  white-space: nowrap;
  overflow: hidden;
  animation: blink-cursor 0.75s step-end infinite;
  vertical-align: bottom;
}
.typewriter.done { border-color: transparent; animation: none; }
@keyframes blink-cursor {
  0%, 100% { border-color: var(--cyan); }
  50%       { border-color: transparent; }
}

/* ─── SCROLL FADE-UP ─── */
.reveal-section,
.reveal-card,
.reveal-step {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-section.is-visible { opacity: 1; transform: translateY(0); }
.reveal-card.is-visible,
.reveal-step.is-visible    { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal-section, .reveal-card, .reveal-step {
    opacity: 1; transform: none; transition: none;
  }
  .noise-overlay       { animation: none; }
  .typewriter          { animation: none; border-color: transparent; }
}

/* ═══════════════════════════════
   NAV
═══════════════════════════════ */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  height: var(--nav-h);
  background: rgba(17,17,17,0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background 0.3s;
}
.site-nav.scrolled { background: rgba(17,17,17,0.97); }

/* Logo */
.nav-logo { display: flex; align-items: center; text-decoration: none; }
.nav-logo-svg { height: 36px; width: auto; }

/* Nav links (hidden mobile) */
.nav-links { display: none; gap: 2.5rem; }
.nav-links a {
  font-family: var(--font-cond);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(245,245,245,0.85);
  text-decoration: none;
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0;
  width: 0; height: 1px;
  background: var(--cyan);
  transition: width 0.25s var(--ease-out);
}
.nav-links a:hover       { color: var(--cyan); }
.nav-links a:hover::after,
.nav-links a.is-active::after { width: 100%; }
.nav-links a.is-active   { color: var(--cyan); }

/* CTA */
.nav-cta {
  font-family: var(--font-cond);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--black);
  background: var(--cyan);
  padding: 0.5rem 1.2rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s;
  display: inline-block;
}
.nav-cta:hover { background: var(--cyan-dk); }

/* Nav right group */
.nav-right { display: flex; align-items: center; gap: 1rem; }

/* ─── HAMBURGER ─── */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  position: relative;
  z-index: 201;
}
.hamburger-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: 1px;
  transform-origin: center;
  transition: transform 0.3s var(--ease-out), opacity 0.3s, width 0.3s;
}
.hamburger.is-open .hamburger-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open .hamburger-bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.is-open .hamburger-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── FULL-SCREEN OVERLAY NAV ─── */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 190;
  background: var(--black);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  transform: translateX(100%);
  transition: transform 0.55s var(--ease-slide);
  overflow: hidden;
}
.nav-overlay.is-open { transform: translateX(0); }

/* Overlay close button */
.nav-overlay-close {
  display: none; /* handled by hamburger */
}

/* Overlay scan-line accent */
.nav-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(255,255,255,0.012) 3px,
    rgba(255,255,255,0.012) 4px
  );
  pointer-events: none;
}

/* Overlay nav links */
.nav-overlay-nav ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}
.nav-overlay-link {
  font-family: var(--font-cond);
  font-size: clamp(2.8rem, 10vw, 5rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: rgba(245,245,245,0.08);
  text-decoration: none;
  line-height: 1;
  transition: color 0.2s, letter-spacing 0.3s;
  display: block;
  text-align: center;
}
.nav-overlay-link:hover { color: var(--cyan); letter-spacing: 0.04em; }

.nav-overlay-cta {
  display: inline-block;
  margin-top: 1.5rem;
}

/* Overlay logo watermark */
.nav-overlay-logo {
  position: absolute;
  bottom: -3rem;
  right: -3rem;
  opacity: 0.04;
  pointer-events: none;
}
.overlay-logo-svg { height: 180px; width: auto; }

/* ═══════════════════════════════
   HERO  (mobile-first: stacked slider)
═══════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  padding-top: var(--nav-h);
  overflow: hidden;
}

/* Two halves — stacked on mobile, positioned absolutely */
.half {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-h) + 2rem) 2rem 7rem;
  transform: translateX(100%);
  transition: transform 0.55s var(--ease-slide), opacity 0.4s;
  will-change: transform;
  overflow: hidden;
}
.half.is-active          { transform: translateX(0); opacity: 1; }
.half.is-exiting-left    { transform: translateX(-100%); }
.half.is-entering-right  { transform: translateX(100%); }
.half.is-exiting-right   { transform: translateX(100%); }
.half.is-entering-left   { transform: translateX(-100%); }

.half-media { background: var(--black); }
.half-dev   { background: var(--off-black); }

/* Inner content wrapper (above noise + bg char) */
.half-content {
  position: relative;
  z-index: 5;
  max-width: 42rem;
  top: 1rem;
}

/* Background character */
.half-bg-char {
  position: absolute;
  font-family: var(--font-cond);
  font-weight: 900;
  font-size: 72vw;
  line-height: 0.8;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  user-select: none;
  opacity: 0.03;
  letter-spacing: -0.05em;
  z-index: 0;
  transition: transform 0.1s linear;
}
.half-media .half-bg-char { left: -15vw; color: var(--cyan); }
.half-dev   .half-bg-char { right: -15vw; color: var(--grey); }

/* Accent bar */
.accent-bar {
  width: 2.5rem;
  height: 3px;
  margin-bottom: 1.2rem;
}
.half-media .accent-bar { background: var(--cyan); }
.half-dev   .accent-bar { background: var(--grey); }

/* Tag */
.half-tag {
  font-family: var(--font-mono);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.half-media .half-tag { color: var(--cyan); }
.half-dev   .half-tag { color: var(--grey); }

/* Headlines */
.half-headline {
  font-family: var(--font-cond);
  font-weight: 900;
  font-size: clamp(3.2rem, 12vw, 4.5rem);
  line-height: 0.9;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 1.4rem;
  color: var(--white);
}
.half-headline em { font-style: normal; display: block; }
.half-media .half-headline em { color: var(--cyan); }
.half-dev   .half-headline em { color: var(--grey); }

/* Body text */
.half-body {
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(245,245,245,0.82);
  max-width: 28rem;
  margin-bottom: 2rem;
  font-weight: 300;
}

/* Service list */
.half-services {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 2rem;
}
.service-item {
  font-family: var(--font-cond);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  color: rgba(245,245,245,0.7);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: color 0.2s, padding-left 0.2s;
}
.service-item::before {
  content: '//';
  font-family: var(--font-mono);
  font-size: 0.55rem;
  opacity: 0.4;
}
.half-media .service-item:hover { color: var(--cyan); padding-left: 0.25rem; }
.half-dev   .service-item:hover { color: var(--grey); padding-left: 0.25rem; }

/* CTA button */
.half-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-cond);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  text-decoration: none;
  padding: 0.8rem 1.8rem;
  border: 2px solid;
  transition: background 0.25s, color 0.25s, gap 0.2s;
}
.half-media .half-btn { color: var(--cyan); border-color: var(--cyan); }
.half-media .half-btn:hover { background: var(--cyan); color: var(--black); gap: 1rem; }
.half-dev   .half-btn { color: var(--grey); border-color: var(--grey); }
.half-dev   .half-btn:hover { background: var(--grey); color: var(--black); gap: 1rem; }

.arrow { font-size: 1rem; transition: transform 0.2s; }
.half-btn:hover .arrow { transform: translateX(4px); }

/* ─── SLIDER CONTROLS ─── */
.hero-slider-controls {
  position: absolute;
  bottom: 3.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: none;
  gap: 0.7rem;
}
.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.3);
  background: transparent;
  cursor: pointer;
  transition: background 0.3s, border-color 0.3s, transform 0.3s;
  padding: 0;
}
.hero-dot.is-active {
  background: var(--cyan);
  border-color: var(--cyan);
  transform: scale(1.35);
}

.hero-slider-labels {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: none;
  gap: 2rem;
}
.hero-slider-label {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(245,245,245,0.2);
  transition: color 0.3s;
  cursor: pointer;
}
.hero-slider-label.is-active { color: var(--cyan); }

/* Desktop divider */
.hero-divider { display: none; }

/* ─── TILT HINT ─── */
.tilt-hint {
  position: absolute;
  bottom: 5.5rem;
  right: 1.5rem;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s, transform 0.4s;
  pointer-events: none;
}
.tilt-hint.is-visible { opacity: 1; transform: translateY(0); }
.tilt-hint-icon {
  width: 24px;
  height: 36px;
  color: rgba(245,245,245,0.3);
  animation: tilt-rock 2.5s ease-in-out infinite;
}
.tilt-hint-text {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245,245,245,0.25);
  white-space: nowrap;
}
@keyframes tilt-rock {
  0%, 100% { transform: rotate(-15deg); }
  50%       { transform: rotate(15deg);  }
}

/* ═══════════════════════════════
   UNIFIER STRIP
═══════════════════════════════ */
.unifier {
  background: var(--charcoal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.6rem 2rem;
  gap: 1.2rem;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.unifier-logo-svg { height: 60px; width: auto; margin-top: 0.7rem;}
.unifier-divider {
  width: 1px;
  height: 1.8rem;
  background: rgba(255,255,255,0.15);
}
.unifier-text {
  font-family: var(--font-cond);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(245,245,245,0.6);
}

/* ═══════════════════════════════
   ETHOS
═══════════════════════════════ */
.ethos {
  padding: 5rem 7vw;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}
.ethos-headline {
  font-family: var(--font-cond);
  font-weight: 900;
  font-size: clamp(2.6rem, 8vw, 5rem);
  line-height: 0.9;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}
.ethos-headline span { color: var(--cyan); }
.ethos-right { display: flex; flex-direction: column; gap: 1.5rem; }
.ethos-body {
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(245,245,245,0.82);
  font-weight: 300;
}
.ethos-stat-row { display: flex; gap: 2.5rem; flex-wrap: wrap; }
.ethos-stat { display: flex; flex-direction: column; gap: 0.25rem; }
.ethos-stat-num {
  font-family: var(--font-cond);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--cyan);
  line-height: 1;
}
.ethos-stat-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(245,245,245,0.6);
}

/* ═══════════════════════════════
   SERVICES
═══════════════════════════════ */
.services {
  padding: 3rem 7vw 5rem;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(245,245,245,0.6);
  margin-bottom: 0.75rem;
}
.section-headline {
  font-family: var(--font-cond);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 3.5rem);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 2.5rem;
}
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid rgba(255,255,255,0.07);
}
.service-card {
  padding: 2.2rem 1.8rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}
.service-card:last-child { border-bottom: none; }

/* Bottom accent line */
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease-out);
}
.service-card.media::after { background: var(--cyan); }
.service-card.dev::after   { background: var(--grey); }
.service-card:hover { background: rgba(255,255,255,0.025); }
.service-card:hover::after { transform: scaleX(1); }

/* Card corner decoration */
.card-corner {
  position: absolute;
  top: 0; right: 0;
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 32px 32px 0;
  border-color: transparent rgba(255,255,255,0.04) transparent transparent;
  transition: border-width 0.3s;
}
.service-card:hover .card-corner { border-width: 0 42px 42px 0; }

.card-type {
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: inline-block;
  padding: 0.2rem 0.5rem;
}
.service-card.media .card-type { color: var(--cyan); background: rgba(31,163,221,0.1); }
.service-card.dev   .card-type { color: var(--grey); background: rgba(128,129,133,0.1); }

.card-title {
  font-family: var(--font-cond);
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 0.7rem;
  line-height: 1.1;
}
.card-desc {
  font-size: 0.82rem;
  line-height: 1.65;
  color: rgba(245,245,245,0.82);
  font-weight: 300;
}

/* ═══════════════════════════════
   PROCESS
═══════════════════════════════ */
.process {
  padding: 4rem 7vw 5rem;
  background: rgba(255,255,255,0.015);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 2.5rem;
}
.step { position: relative; padding-left: 1rem; }
.step::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: rgba(255,255,255,0.07);
  transition: background 0.3s;
}
.step:hover::before { background: var(--cyan); }

.step-num {
  font-family: var(--font-cond);
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255,255,255,0.3);
  line-height: 1;
  margin-bottom: 0.4rem;
}
.step-title {
  font-family: var(--font-cond);
  font-size: 1.15rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}
.step-desc {
  font-size: 0.82rem;
  line-height: 1.65;
  color: rgba(245,245,245,0.64);
  font-weight: 300;
}

/* ═══════════════════════════════
   CONTACT
═══════════════════════════════ */
.contact {
  padding: 5rem 7vw 6rem;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}
.contact-headline {
  font-family: var(--font-cond);
  font-weight: 900;
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  text-transform: uppercase;
  line-height: 0.9;
  letter-spacing: -0.02em;
  margin-bottom: 1.2rem;
}
.contact-headline span { color: var(--cyan); }
.contact-sub {
  font-size: 0.92rem;
  color: rgba(245,245,245,0.85);
  line-height: 1.7;
  font-weight: 300;
  max-width: 26rem;
  margin-bottom: 1.5rem;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.contact-info li {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(245,245,245,0.5);
}
.contact-info-label {
  color: rgba(245,245,245,0.8);
  margin-right: 0.5rem;
}

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-row { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.form-field { display: flex; flex-direction: column; gap: 0.35rem; }
.form-label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(245,245,245,0.6);
}
.form-input, .form-select, .form-textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  width: 100%;
  -webkit-appearance: none;
  border-radius: 0;
}
.form-input::placeholder,
.form-textarea::placeholder { color: rgba(245,245,245,0.2); }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--cyan);
  background: rgba(31,163,221,0.04);
}
.form-input.has-error, .form-select.has-error, .form-textarea.has-error {
  border-color: #e05252;
}
.form-select option { background: #1a1a1a; color: var(--white); }
.form-textarea { resize: vertical; min-height: 110px; }

.form-footer-row {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}
.form-submit {
  background: var(--cyan);
  color: var(--black);
  font-family: var(--font-cond);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: none;
  padding: 0.9rem 2rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  transition: background 0.2s, gap 0.2s;
  position: relative;
  overflow: hidden;
}
.form-submit:hover { background: var(--cyan-dk); gap: 1rem; }
.form-submit:disabled { opacity: 0.6; cursor: not-allowed; }

/* Spinner */
.submit-spinner {
  display: none;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(0,0,0,0.3);
  border-top-color: var(--black);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.form-submit.is-loading .submit-label { opacity: 0.5; }
.form-submit.is-loading .submit-spinner { display: block; }
.form-submit.is-loading .arrow { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Feedback */
.form-feedback {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  padding: 0.6rem 0.9rem;
  display: none;
}
.form-feedback.is-success { display: block; color: #5ec982; background: rgba(94,201,130,0.1); border-left: 2px solid #5ec982; }
.form-feedback.is-error   { display: block; color: #e05252; background: rgba(224,82,82,0.1);  border-left: 2px solid #e05252; }

/* ═══════════════════════════════
   FOOTER
═══════════════════════════════ */
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 2rem 7vw;
  position: relative;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
}
.footer-logo-link { display: inline-flex; }
.footer-logo-svg { height: 44px; width: auto; }
.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  color: rgba(245,245,245,0.6);
}
.footer-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(245,245,245,0.6);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--cyan); }

/* Scroll-to-top */
.scroll-top {
  position: absolute;
  bottom: 1.5rem;
  right: 7vw;
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: rgba(245,245,245,0.4);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s, transform 0.3s, background 0.2s;
  pointer-events: none;
}
.scroll-top.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.scroll-top:hover { background: var(--cyan); color: var(--black); border-color: var(--cyan); }

/* ═══════════════════════════════
   INNER PAGES (page.php, 404, index)
═══════════════════════════════ */
.kb-fallback, .kb-page, .kb-404 {
  min-height: 70vh;
  padding: calc(var(--nav-h) + 5rem) 7vw 6rem;
}
.kb-404-headline {
  font-family: var(--font-cond);
  font-weight: 900;
  font-size: clamp(3rem, 10vw, 7rem);
  text-transform: uppercase;
  line-height: 0.9;
  letter-spacing: -0.02em;
  margin-bottom: 1.2rem;
}
.kb-404-headline em { font-style: normal; color: var(--cyan); }
.kb-404-body {
  font-size: 0.95rem;
  color: rgba(245,245,245,0.45);
  line-height: 1.7;
  margin-bottom: 2rem;
}
.kb-article-title {
  font-family: var(--font-cond);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 4rem);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
}
.kb-article-content { font-size: 0.95rem; line-height: 1.8; color: rgba(245,245,245,0.6); }

/* ═══════════════════════════════
   BREAKPOINT: 540px
═══════════════════════════════ */
@media (min-width: 540px) {
  .half   { padding: calc(var(--nav-h) + 3rem) 3rem 8rem; }
  .form-row { grid-template-columns: 1fr 1fr; }
  .footer-inner { flex-direction: row; align-items: center; justify-content: space-between; }
}

/* ═══════════════════════════════
   BREAKPOINT: 900px — DESKTOP HERO
═══════════════════════════════ */
@media (min-width: 900px) {
  :root { --nav-h: 72px; }

  /* Show nav links, hide hamburger */
  .nav-links { display: flex; }
  .hamburger { display: none; }

  /* ─── Desktop hero: side by side ─── */
  .hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100svh;
    padding-top: 0;
  }

  /* Reset slider positioning — both halves always visible on desktop */
  .half {
    position: relative;
    transform: none !important;
    opacity: 1 !important;
    padding: calc(var(--nav-h) + 5rem) 5rem 5rem;
    flex: 1;
    transition: flex 0.55s var(--ease-slide);
  }
  .hero:has(.half-media:hover) .half-media { flex: 1.18; }
  .hero:has(.half-media:hover) .half-dev   { flex: 0.82; }
  .hero:has(.half-dev:hover)   .half-dev   { flex: 1.18; }
  .hero:has(.half-dev:hover)   .half-media { flex: 0.82; }

  .half-bg-char { font-size: 42vw; }
  .half-media .half-bg-char { left: -6vw; }
  .half-dev   .half-bg-char { right: -6vw; }

  /* Hide mobile slider controls */
  .hero-slider-controls,
  .hero-slider-labels,
  .tilt-hint { display: none !important; }

  /* Desktop divider */
  .hero-divider {
    display: block;
    position: absolute;
    top: 0; bottom: 0;
    left: 50%;
    width: 3px;
    background: linear-gradient(180deg,
      transparent 0%,
      var(--white) 20%,
      var(--teal) 50%,
      var(--white) 80%,
      transparent 100%
    );
    transform: skewX(-2deg);
    z-index: 10;
    opacity: 0.2;
    pointer-events: none;
  }

  /* Ethos / contact two-column */
  .ethos  {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    padding: 8rem 10vw;
    flex-direction: unset;
  }
  .contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    padding: 8rem 10vw 6rem;
    flex-direction: unset;
  }
  .services { padding: 4rem 10vw 8rem; }
  .process  { padding: 6rem 10vw; }

  /* Services grid 2 cols */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .service-card { border-right: 1px solid rgba(255,255,255,0.07); }
  .service-card:nth-child(2n) { border-right: none; }
  .service-card:nth-last-child(-n+2) { border-bottom: none; }

  /* Process 4 cols */
  .process-steps { grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 3rem; }
  .step {
    padding: 0 2.5rem 0 0;
    border-left: none;
  }
  .step::before { display: none; }
  .step::after {
    content: '';
    position: absolute;
    top: 1rem; right: 0;
    width: 1px;
    height: 3rem;
    background: rgba(255,255,255,0.1);
  }
  .step:last-child::after { display: none; }

  .footer-inner { flex-direction: row; align-items: center; justify-content: space-between; }

  .nav-logo-svg { height: 60px; }
}

/* ═══════════════════════════════
   BREAKPOINT: 1200px
═══════════════════════════════ */
@media (min-width: 1200px) {
  /* Services grid 4 cols */
  .services-grid { grid-template-columns: repeat(4, 1fr); }
  .service-card { border-bottom: none; }
  .service-card:nth-child(2n) { border-right: 1px solid rgba(255,255,255,0.07); }
  .service-card:last-child { border-right: none; }
}