/* ============================================================
   SYNTX — styles
   Dark, terminal-inspired aesthetic. One accent, lots of air.
   ============================================================ */

:root {
  --bg: #0a0d12;
  --bg-raised: #0f131a;
  --bg-card: #10151d;
  --line: rgba(255, 255, 255, 0.07);
  --line-strong: rgba(255, 255, 255, 0.13);
  --text: #e8ecf1;
  --text-dim: #9aa5b1;
  --text-faint: #5c6672;
  --accent: #9d29c5;
  --accent-2: #5b1ad8;
  --accent-dim: rgba(157, 41, 197, 0.12);
  --accent-glow: rgba(157, 41, 197, 0.25);
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --nav-h: 72px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

.container {
  width: min(1160px, 100% - 48px);
  margin-inline: auto;
}

.accent { color: var(--accent); font-style: normal; }

/* ---------- background texture ---------- */
.grid-lines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, black 20%, transparent 75%);
  opacity: 0.5;
}

.cursor-glow {
  position: fixed;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(circle, rgba(157, 41, 197, 0.05) 0%, transparent 65%);
  transform: translate(-50%, -50%);
  left: 50%;
  top: 20%;
  transition: opacity 0.4s;
}

main { position: relative; z-index: 1; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background 0.35s, border-color 0.35s, backdrop-filter 0.35s;
  border-bottom: 1px solid transparent;
}

.nav--scrolled {
  background: rgba(10, 13, 18, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}

.nav__inner {
  width: min(1160px, 100% - 48px);
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-right: auto;
}

.nav__logo-mark {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(157, 41, 197, 0.25);
  border-radius: 8px;
  padding: 4px 7px;
  line-height: 1;
}

.nav__logo-img {
  display: block;
  height: 80px;
  width: auto;
  border-radius: 8px;
  padding: 5px 10px;
}

.nav__logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.02em;
  color: var(--text);
}

.nav__links {
  display: flex;
  gap: 6px;
}

.nav__links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dim);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 8px;
  transition: color 0.25s, background 0.25s;
}

.nav__links a:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }
.nav__links a.active { color: var(--accent); }

.nav__progress {
  position: absolute;
  bottom: -1px;
  left: 0;
  height: 1px;
  width: 0;
  background: var(--accent);
  opacity: 0.7;
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
}

.nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  padding: 14px 26px;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease-out), background 0.25s, border-color 0.25s, box-shadow 0.25s;
  position: relative;
  overflow: hidden;
}

.btn--small { padding: 9px 18px; font-size: 14px; border-radius: 10px; }
.btn--large { padding: 17px 32px; font-size: 16px; }

.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #ffffff;
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
}

.btn--ghost {
  color: var(--text);
  border-color: var(--line-strong);
}

.btn--ghost:hover {
  border-color: rgba(157, 41, 197, 0.5);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn__arrow { transition: transform 0.25s var(--ease-out); }
.btn:hover .btn__arrow { transform: translateX(4px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-h) + 48px) 0 64px;
  position: relative;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 72px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  padding: 8px 16px;
  margin-bottom: 28px;
}

.eyebrow__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(44px, 6vw, 76px);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.03em;
  margin-bottom: 26px;
}

.line-mask { display: block; overflow: hidden; padding-bottom: 0.08em; }

.line {
  display: block;
  transform: translateY(110%);
  animation: rise 0.9s var(--ease-out) forwards;
}

.line-mask:nth-child(2) .line { animation-delay: 0.15s; }

@keyframes rise {
  to { transform: translateY(0); }
}

.hero__sub {
  max-width: 480px;
  font-size: 17.5px;
  color: var(--text-dim);
  margin-bottom: 36px;
}

.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* --- terminal --- */
.hero__terminal { position: relative; }

.hero__terminal-glow {
  position: absolute;
  inset: -40px;
  background: radial-gradient(ellipse at center, rgba(157, 41, 197, 0.07) 0%, transparent 70%);
  z-index: -1;
}

.terminal {
  background: rgba(13, 17, 23, 0.92);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
  font-family: var(--font-mono);
  font-size: 13.5px;
}

.terminal__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.terminal__dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.terminal__dot:nth-child(1) { background: #ff5f57; }
.terminal__dot:nth-child(2) { background: #febc2e; }
.terminal__dot:nth-child(3) { background: #28c840; }

.terminal__title {
  margin-left: auto;
  margin-right: auto;
  font-size: 12px;
  color: var(--text-faint);
  transform: translateX(-24px);
}

.terminal__body {
  padding: 20px 20px 24px;
  min-height: 305px;
  line-height: 1.85;
}

.t-prompt { color: var(--accent); font-weight: 600; }
.t-caret {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: var(--accent);
  vertical-align: -2px;
  animation: blink 1s steps(1) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

.terminal__output { color: var(--text-dim); white-space: pre-wrap; }
.terminal__output .t-ok { color: var(--accent); }
.terminal__output .t-key { color: #7fb4f7; }
.terminal__output .t-str { color: #e0b16e; }
.terminal__output .t-dim { color: var(--text-faint); }

/* --- scroll hint --- */
.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.hero__scroll-line {
  width: 1px;
  height: 44px;
  background: linear-gradient(var(--accent), transparent);
  animation: scrollHint 2s var(--ease-out) infinite;
  transform-origin: top;
}

@keyframes scrollHint {
  0% { transform: scaleY(0); }
  45% { transform: scaleY(1); }
  100% { transform: scaleY(1); opacity: 0; }
}

.hero__scroll-text {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-faint);
}

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee {
  border-block: 1px solid var(--line);
  padding: 26px 0;
  overflow: hidden;
  position: relative;
  z-index: 1;
  background: var(--bg-raised);
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}

.marquee__track {
  display: flex;
  width: max-content;
  animation: scroll 32s linear infinite;
}

.marquee:hover .marquee__track { animation-play-state: paused; }

.marquee__group {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.marquee__group span {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--text-dim);
  white-space: nowrap;
  padding: 0 28px;
  transition: color 0.3s;
}

.marquee__group span:hover { color: var(--accent); }

.marquee__group i {
  font-family: var(--font-mono);
  font-style: normal;
  color: var(--text-faint);
  opacity: 0.5;
}

@keyframes scroll {
  to { transform: translateX(-50%); }
}

/* ============================================================
   SECTIONS — shared
   ============================================================ */
.section { padding: 130px 0; position: relative; }

.section__head { margin-bottom: 64px; max-width: 640px; }

.section__index {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}

.section__index::before { content: "/ "; color: var(--text-faint); }

.section__title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.section__sub {
  margin-top: 16px;
  font-size: 17px;
  color: var(--text-dim);
}

/* --- reveal animation --- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .line { transform: none; animation: none; }
  .marquee__track { animation: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   ABOUT
   ============================================================ */
.about__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 72px;
  align-items: start;
  margin-bottom: 72px;
}

.about__lead {
  font-size: clamp(19px, 2.1vw, 24px);
  line-height: 1.55;
  color: var(--text);
  font-weight: 400;
}

.about__lead em {
  font-style: normal;
  color: var(--accent);
}

.about__facts {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fact {
  padding: 22px 26px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-card);
  display: flex;
  align-items: baseline;
  gap: 20px;
  transition: border-color 0.3s;
}

.fact:hover { border-color: rgba(157, 41, 197, 0.3); }

.fact__num {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  color: var(--accent);
  min-width: 74px;
  letter-spacing: -0.02em;
}

.fact__label { color: var(--text-dim); font-size: 14.5px; line-height: 1.45; }

.about__badges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.badge-card {
  display: flex;
  gap: 18px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--bg-card);
  transition: transform 0.35s var(--ease-out), border-color 0.35s, box-shadow 0.35s;
}

.badge-card:hover {
  transform: translateY(-4px);
  border-color: rgba(157, 41, 197, 0.3);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
}

.badge-card__icon { flex-shrink: 0; color: var(--accent); margin-top: 3px; }

.badge-card h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.badge-card p { font-size: 14px; color: var(--text-dim); line-height: 1.55; }

/* ============================================================
   PROBLEM / SOLUTION
   ============================================================ */
.problem { background: var(--bg-raised); border-block: 1px solid var(--line); }

.problem__grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  margin-bottom: 96px;
}

.problem__left .section__title { margin-bottom: 0; }

.problem__list { list-style: none; display: flex; flex-direction: column; }

.problem__item {
  display: flex;
  gap: 28px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  align-items: flex-start;
}

.problem__item:first-child { padding-top: 8px; }

.problem__code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: #ff7b72;
  background: rgba(255, 123, 114, 0.09);
  border: 1px solid rgba(255, 123, 114, 0.22);
  padding: 5px 10px;
  border-radius: 7px;
  flex-shrink: 0;
  margin-top: 2px;
}

.problem__item h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 6px;
}

.problem__item p { color: var(--text-dim); font-size: 15px; }

/* --- solution card --- */
.solution__inner {
  border: 1px solid rgba(157, 41, 197, 0.22);
  background:
    radial-gradient(ellipse 70% 120% at 85% -20%, rgba(157, 41, 197, 0.08), transparent 60%),
    var(--bg-card);
  border-radius: 22px;
  padding: clamp(40px, 6vw, 72px);
  position: relative;
  overflow: hidden;
}

.solution__tag {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  display: block;
  margin-bottom: 18px;
}

.solution__title {
  font-family: var(--font-display);
  font-size: clamp(30px, 3.6vw, 44px);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.solution__text {
  max-width: 560px;
  color: var(--text-dim);
  font-size: 17px;
  margin-bottom: 32px;
}

.solution__points {
  display: flex;
  gap: 14px 36px;
  flex-wrap: wrap;
}

.solution__point {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text);
  display: flex;
  gap: 10px;
  align-items: baseline;
}

/* ============================================================
   MODELS
   ============================================================ */
.models__list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.model {
  display: grid;
  grid-template-columns: 80px 1fr auto 40px;
  align-items: center;
  gap: 32px;
  padding: 34px 20px;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: background 0.35s, padding-left 0.35s var(--ease-out);
  cursor: default;
}

.model:hover {
  background: linear-gradient(90deg, var(--accent-dim), transparent 55%);
  padding-left: 32px;
}

.model--link { text-decoration: none; color: inherit; cursor: pointer; }

.model__num {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--text-faint);
  transition: color 0.3s;
}

.model:hover .model__num { color: var(--accent); }

.model__name {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 27px);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
  transition: color 0.3s;
}

.model__desc { color: var(--text-dim); font-size: 15px; max-width: 560px; }

.model__meta {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-faint);
  border: 1px solid var(--line-strong);
  padding: 6px 12px;
  border-radius: 100px;
  white-space: nowrap;
  transition: border-color 0.3s, color 0.3s;
}

.model:hover .model__meta { border-color: rgba(157, 41, 197, 0.4); color: var(--accent); }

.model__arrow {
  color: var(--text-faint);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.3s, transform 0.3s var(--ease-out), color 0.3s;
}

.model:hover .model__arrow { opacity: 1; transform: none; color: var(--accent); }

/* ============================================================
   SERVICES
   ============================================================ */
.services { background: var(--bg-raised); border-block: 1px solid var(--line); }

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.service {
  padding: 38px 32px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--bg-card);
  transition: transform 0.4s var(--ease-out), border-color 0.4s, box-shadow 0.4s;
  display: flex;
  flex-direction: column;
}

.service:hover {
  transform: translateY(-6px);
  border-color: rgba(157, 41, 197, 0.35);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
}

.service__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--accent-dim);
  border: 1px solid rgba(157, 41, 197, 0.25);
  display: grid;
  place-items: center;
  color: var(--accent);
  margin-bottom: 26px;
  transition: transform 0.4s var(--ease-out);
}

.service:hover .service__icon { transform: scale(1.08) rotate(-4deg); }

.service__name {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  margin-bottom: 12px;
}

.service__desc { color: var(--text-dim); font-size: 15px; margin-bottom: 26px; flex-grow: 1; }

.service__stack {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service__stack li {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  border: 1px solid var(--line-strong);
  padding: 5px 11px;
  border-radius: 100px;
}

/* ============================================================
   WORK
   ============================================================ */
.work__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.project {
  padding: 32px 30px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-out), border-color 0.4s;
}

.project::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% -20%, rgba(157, 41, 197, 0.06), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.project:hover { transform: translateY(-5px); border-color: rgba(157, 41, 197, 0.3); }
.project:hover::after { opacity: 1; }

.project--wide { grid-column: span 2; }

.project__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
}

.project__client {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  color: var(--accent);
}

.project__client em {
  font-style: normal;
  font-weight: 400;
  color: var(--text-faint);
  font-size: 13px;
}

.project__tag {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
  border: 1px solid var(--line-strong);
  padding: 4px 10px;
  border-radius: 100px;
  white-space: nowrap;
  flex-shrink: 0;
}

.project__title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin-bottom: 12px;
}

.project__desc { color: var(--text-dim); font-size: 14.5px; line-height: 1.6; }

.project__points {
  list-style: none;
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.project__points li {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-dim);
}

.project__points li::before { content: "→ "; color: var(--accent); }

/* ============================================================
   WHY / TESTIMONIAL
   ============================================================ */
.why { background: var(--bg-raised); border-block: 1px solid var(--line); }

.why__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.why__left .section__head { margin-bottom: 40px; }

.why__list { list-style: none; display: flex; flex-direction: column; }

.why__list li {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  color: var(--text-dim);
  font-size: 16px;
  line-height: 1.6;
}

.why__list li strong {
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

.quote {
  border: 1px solid var(--line);
  background: var(--bg-card);
  border-radius: 22px;
  padding: clamp(36px, 4.5vw, 56px);
  position: relative;
}

.quote__mark { color: var(--accent); opacity: 0.85; margin-bottom: 26px; }

.quote blockquote {
  font-family: var(--font-display);
  font-size: clamp(19px, 2vw, 23px);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: -0.01em;
  margin-bottom: 30px;
}

.quote figcaption { display: flex; flex-direction: column; gap: 2px; }

.quote__name { font-weight: 600; font-size: 15px; }

.quote__role { font-size: 13.5px; color: var(--text-faint); font-family: var(--font-mono); }

/* --- testimonial carousel --- */
.testimonials { min-width: 0; }

.testimonials__viewport {
  overflow: hidden;
  border-radius: 22px;
  touch-action: pan-y;
}

.testimonials__track {
  display: flex;
  align-items: stretch;
  transition: transform 0.65s var(--ease-out);
  will-change: transform;
}

.testimonials__slide {
  flex: 0 0 100%;
  width: 100%;
  min-width: 0;
  margin: 0;
}

.testimonials__nav {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 18px;
}

.testimonials__dots {
  display: flex;
  align-items: center;
  gap: 8px;
}

.testimonials__dot {
  width: 8px;
  height: 8px;
  border: 0;
  border-radius: 100px;
  background: var(--text-faint);
  opacity: 0.55;
  cursor: pointer;
  padding: 0;
  transition: width 0.3s var(--ease-out), opacity 0.3s, background 0.3s;
}

.testimonials__dot:hover { opacity: 1; }

.testimonials__dot.active {
  width: 26px;
  background: var(--accent);
  opacity: 1;
}

.testimonials__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-faint);
}

.testimonials__arrows { display: flex; gap: 8px; }

.testimonials__arrow {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  background: var(--bg-card);
  color: var(--text-dim);
  cursor: pointer;
  transition: color 0.25s, border-color 0.25s, background 0.25s, transform 0.25s var(--ease-out);
}

.testimonials__arrow:hover {
  color: var(--accent);
  border-color: rgba(157, 41, 197, 0.45);
  background: var(--accent-dim);
  transform: translateY(-2px);
}

.testimonials__arrow:focus-visible,
.testimonials__dot:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .testimonials__track { transition: none; }
}

/* ============================================================
   PROCESS
   ============================================================ */
.process__steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  counter-reset: step;
}

.step {
  padding: 36px 32px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--bg-card);
  position: relative;
  transition: transform 0.4s var(--ease-out), border-color 0.4s;
}

.step:hover { transform: translateY(-5px); border-color: rgba(157, 41, 197, 0.3); }

.step__num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(157, 41, 197, 0.35);
  background: var(--accent-dim);
  display: grid;
  place-items: center;
  margin-bottom: 24px;
}

.step__name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.step__desc { color: var(--text-dim); font-size: 15px; }

/* ============================================================
   CTA
   ============================================================ */
.cta { padding: 40px 0 130px; }

.cta__card {
  text-align: center;
  border: 1px solid rgba(157, 41, 197, 0.2);
  border-radius: 26px;
  padding: clamp(56px, 8vw, 100px) clamp(24px, 6vw, 80px);
  background:
    radial-gradient(ellipse 60% 90% at 50% -30%, rgba(157, 41, 197, 0.1), transparent 65%),
    var(--bg-card);
  position: relative;
  overflow: hidden;
}

.cta__tag {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  display: block;
  margin-bottom: 20px;
}

.cta__title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.06;
  margin-bottom: 22px;
}

.cta__sub {
  color: var(--text-dim);
  font-size: 17px;
  max-width: 480px;
  margin: 0 auto 40px;
}

.cta__actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid var(--line);
  padding: 56px 0 40px;
  background: var(--bg-raised);
  position: relative;
  z-index: 1;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  text-align: center;
}

.footer__brand { display: flex; align-items: center; gap: 10px; }

.footer__brand .nav__logo-text { font-size: 19px; }

.footer__tagline {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-faint);
}

.footer__links { display: flex; gap: 26px; flex-wrap: wrap; justify-content: center; }

.footer__links a {
  font-size: 14px;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.25s;
}

.footer__links a:hover { color: var(--accent); }

.footer__legal { font-size: 12.5px; color: var(--text-faint); }

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  padding: calc(var(--nav-h) + 96px) 0 72px;
  border-bottom: 1px solid var(--line);
  position: relative;
  z-index: 1;
}

.page-hero__crumb {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-faint);
  display: block;
  margin-bottom: 18px;
}

.page-hero__crumb a { color: var(--text-faint); text-decoration: none; transition: color 0.25s; }
.page-hero__crumb a:hover { color: var(--accent); }
.page-hero__crumb .accent { color: var(--accent); }

.page-hero__title {
  font-family: var(--font-display);
  font-size: clamp(38px, 5.5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 20px;
  max-width: 800px;
}

.page-hero__sub {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 620px;
}

.page-hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 36px; }

/* ============================================================
   VALUE STRIP (home)
   ============================================================ */
.value-strip {
  border-bottom: 1px solid var(--line);
  background: var(--bg-raised);
  position: relative;
  z-index: 1;
}

.value-strip__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.value-strip__item {
  padding: 34px 32px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.value-strip__item + .value-strip__item { border-left: 1px solid var(--line); }

.value-strip__item svg { flex-shrink: 0; color: var(--accent); margin-top: 3px; }

.value-strip__item h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.value-strip__item p { font-size: 13.5px; color: var(--text-dim); }

/* ============================================================
   SECTION HEAD ROW (title + link)
   ============================================================ */
.section__head--row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  max-width: none;
}

.section__link {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent);
  text-decoration: none;
  white-space: nowrap;
  padding-bottom: 6px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.25s var(--ease-out);
}

.section__link:hover { gap: 13px; }

/* ============================================================
   SERVICE DETAIL (services page)
   ============================================================ */
.service-detail {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 72px;
  padding: 88px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.service-detail:last-of-type { border-bottom: none; }

.service-detail__index {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  display: block;
  margin-bottom: 16px;
}

.service-detail__title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}

.service-detail__desc { color: var(--text-dim); font-size: 16.5px; margin-bottom: 28px; }

.service-detail__list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 24px;
}

.service-detail__list li {
  font-size: 14.5px;
  color: var(--text);
  padding-left: 24px;
  position: relative;
}

.service-detail__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
}

.service-detail__aside {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--bg-card);
  padding: 32px;
}

.service-detail__aside h4 {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 18px;
}

.service-detail__aside h4:not(:first-child) { margin-top: 30px; }

.service-detail__outcomes { list-style: none; display: flex; flex-direction: column; gap: 12px; }

.service-detail__outcomes li {
  font-size: 14.5px;
  color: var(--text-dim);
  display: flex;
  gap: 12px;
  align-items: baseline;
}

.service-detail__outcomes li::before {
  content: "→";
  color: var(--accent);
  font-family: var(--font-mono);
  flex-shrink: 0;
}

/* ============================================================
   COMPARISON TABLE (engagement page)
   ============================================================ */
.compare { overflow-x: auto; border: 1px solid var(--line); border-radius: 18px; background: var(--bg-card); }

.compare table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
  font-size: 14.5px;
}

.compare th, .compare td {
  padding: 20px 24px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.compare tr:last-child td { border-bottom: none; }

.compare thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  background: rgba(255, 255, 255, 0.02);
}

.compare td:first-child {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.compare td { color: var(--text-dim); }

.compare .tick { color: var(--accent); font-family: var(--font-mono); }

/* ============================================================
   FAQ
   ============================================================ */
.faq { max-width: 760px; }

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq details:first-of-type { border-top: 1px solid var(--line); }

.faq summary {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  padding: 24px 44px 24px 4px;
  cursor: pointer;
  list-style: none;
  position: relative;
  transition: color 0.25s;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 400;
  color: var(--accent);
  transition: transform 0.3s var(--ease-out);
}

.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }

.faq summary:hover { color: var(--accent); }

.faq details p {
  padding: 0 4px 26px;
  color: var(--text-dim);
  font-size: 15px;
  max-width: 640px;
}

/* ============================================================
   MODEL CARDS (engagement page, detailed)
   ============================================================ */
.model-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.model-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--bg-card);
  padding: 38px 34px;
  display: flex;
  flex-direction: column;
  transition: transform 0.4s var(--ease-out), border-color 0.4s;
}

.model-card:hover { transform: translateY(-5px); border-color: rgba(157, 41, 197, 0.3); }

.model-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
}

.model-card__num { font-family: var(--font-mono); font-size: 14px; color: var(--accent); }

.model-card__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  border: 1px solid var(--line-strong);
  padding: 5px 12px;
  border-radius: 100px;
}

.model-card__name {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.model-card__desc { color: var(--text-dim); font-size: 15px; margin-bottom: 24px; }

.model-card__best {
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding-top: 20px;
  font-size: 14px;
  color: var(--text-dim);
}

.model-card__best strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 8px;
}

/* ============================================================
   CASE STUDY (work page)
   ============================================================ */
.case {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 56px;
  padding: 64px 0;
  border-bottom: 1px solid var(--line);
}

.case:last-of-type { border-bottom: none; }

.case__side { position: sticky; top: calc(var(--nav-h) + 24px); align-self: start; }

.case__index {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-faint);
  display: block;
  margin-bottom: 14px;
}

.case__client {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.case__meta { display: flex; flex-direction: column; gap: 10px; }

.case__meta span {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-dim);
}

.case__meta span b {
  display: block;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 2px;
}

.case__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 16px;
}

.case__desc { color: var(--text-dim); font-size: 16px; max-width: 640px; margin-bottom: 26px; }

.case__built {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.case__built li {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-dim);
  border: 1px solid var(--line-strong);
  padding: 7px 14px;
  border-radius: 100px;
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 72px;
  align-items: start;
}

.contact-info__item {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.contact-info__item b {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 8px;
}

.contact-info__item a, .contact-info__item span {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  transition: color 0.25s;
}

.contact-info__item a:hover { color: var(--accent); }

.contact-form {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--bg-card);
  padding: clamp(28px, 4vw, 44px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.field { display: flex; flex-direction: column; gap: 8px; }

.field label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.field input, .field select, .field textarea {
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  padding: 14px 16px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color 0.25s, box-shadow 0.25s;
  width: 100%;
  appearance: none;
}

.field textarea { resize: vertical; min-height: 120px; }

.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: rgba(157, 41, 197, 0.55);
  box-shadow: 0 0 0 3px rgba(157, 41, 197, 0.12);
}

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.contact-form .btn { border: none; cursor: pointer; justify-content: center; }

.form-note { font-size: 13px; color: var(--text-faint); text-align: center; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1020px) {
  .value-strip__grid { grid-template-columns: 1fr; }
  .value-strip__item + .value-strip__item { border-left: none; border-top: 1px solid var(--line); }
  .service-detail { grid-template-columns: 1fr; gap: 40px; padding: 64px 0; }
  .model-cards { grid-template-columns: 1fr; }
  .case { grid-template-columns: 1fr; gap: 28px; padding: 48px 0; }
  .case__side { position: static; }
  .case__meta { flex-direction: row; flex-wrap: wrap; gap: 20px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .section__head--row { flex-direction: column; align-items: flex-start; gap: 12px; }
  .hero__grid { grid-template-columns: 1fr; gap: 56px; }
  .hero { min-height: auto; padding-bottom: 96px; }
  .hero__scroll { display: none; }
  .hero__terminal { max-width: 560px; }
  .about__grid { grid-template-columns: 1fr; gap: 48px; }
  .about__badges { grid-template-columns: 1fr; }
  .problem__grid { grid-template-columns: 1fr; gap: 40px; margin-bottom: 72px; }
  .services__grid { grid-template-columns: 1fr; }
  .work__grid { grid-template-columns: 1fr 1fr; }
  .project--wide { grid-column: span 2; }
  .why__grid { grid-template-columns: 1fr; gap: 48px; }
  .process__steps { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .section { padding: 88px 0; }
  .page-hero { padding: calc(var(--nav-h) + 64px) 0 56px; }
  .field-row { grid-template-columns: 1fr; }
  .service-detail__list { grid-template-columns: 1fr; }

  .nav__links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(10, 13, 18, 0.97);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    padding: 16px 24px 24px;
    gap: 4px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s var(--ease-out);
  }

  .nav__links.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav__links a { padding: 13px 12px; font-size: 16px; }
  .nav__cta { display: none; }
  .nav__burger { display: flex; }

  .model {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 28px 4px;
  }
  .model:hover { padding-left: 4px; }
  .model__num { font-size: 13px; }
  .model__meta { justify-self: start; }
  .model__arrow { display: none; }

  .work__grid { grid-template-columns: 1fr; }
  .project--wide { grid-column: auto; }

  .terminal__body { min-height: 260px; font-size: 12px; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .cta__actions .btn { width: 100%; justify-content: center; }
}