/* ============================================================
   INTELLISOFT — Software & AI Development
   ============================================================ */

:root {
  --bg: #f8f9fc;
  --bg-alt: #eef1f8;
  --surface: rgba(255, 255, 255, 0.85);
  --surface-hover: #ffffff;
  --border: rgba(15, 23, 42, 0.09);
  --text: #0f172a;
  --text-dim: #5b6478;
  --accent: #6366f1;
  --accent-2: #0891b2;
  --accent-3: #a855f7;
  --gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #06b6d4 100%);
  --shadow-soft: 0 8px 30px rgba(15, 23, 42, 0.06);
  --font-display: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --nav-h: 76px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
  overflow-x: clip;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(99, 102, 241, 0.4); }

.container {
  width: min(1180px, 92%);
  margin-inline: auto;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-size: 200% 200%;
  animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ============ LOADER ============ */
.loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.is-done { opacity: 0; visibility: hidden; }

.loader__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 0.35em;
  animation: loaderPulse 1.6s ease infinite;
}

.loader__mark {
  width: 40px;
  height: 40px;
  display: block;
}

.loader__text {
  letter-spacing: 0.02em;
  color: #101a35;
}

.loader__text em {
  font-style: normal;
  background: linear-gradient(135deg, #4fa8ff, #1a56db);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

@keyframes loaderPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

.loader__bar {
  width: 180px;
  height: 2px;
  background: rgba(15, 23, 42, 0.08);
  border-radius: 2px;
  overflow: hidden;
}

.loader__bar span {
  display: block;
  height: 100%;
  width: 40%;
  background: var(--gradient);
  border-radius: 2px;
  animation: loaderSlide 1.1s ease-in-out infinite;
}

@keyframes loaderSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(450px); }
}

/* ============ CURSOR GLOW ============ */
.cursor-glow {
  position: fixed;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.07) 0%, transparent 65%);
  transform: translate(-50%, -50%);
  transition: opacity 0.4s;
}

@media (hover: none) { .cursor-glow { display: none; } }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 32px;
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s;
}

.btn--primary {
  background: var(--gradient);
  background-size: 200% 200%;
  color: #fff;
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.35);
}

.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(99, 102, 241, 0.5);
  background-position: 100% 50%;
}

.btn--ghost {
  color: var(--text);
  border: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(10px);
}

.btn--ghost:hover {
  transform: translateY(-3px);
  background: var(--surface-hover);
  border-color: rgba(99, 102, 241, 0.5);
}

.btn--small { padding: 10px 22px; font-size: 0.82rem; }
.btn--full { width: 100%; justify-content: center; }

.btn__arrow { transition: transform 0.3s var(--ease); }
.btn:hover .btn__arrow { transform: translateX(5px); }

/* ============ NAVIGATION ============ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background 0.4s, box-shadow 0.4s, backdrop-filter 0.4s;
}

.nav.is-scrolled {
  background: rgba(248, 249, 252, 0.8);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 1px 0 var(--border);
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  color: #101a35;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0;
}

.nav__logo-mark {
  width: 34px;
  height: 34px;
  display: block;
  animation: markSpin 8s linear infinite;
}

@keyframes markSpin {
  0%, 85% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.nav__logo-text em {
  font-style: normal;
  background: linear-gradient(135deg, #4fa8ff, #1a56db);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

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

.nav__link {
  position: relative;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  transition: color 0.3s;
}

.nav__link::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}

.nav__link:hover, .nav__link.is-active { color: var(--text); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); }

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 102;
}

.nav__burger span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.35s var(--ease), opacity 0.3s;
}

.nav__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { opacity: 0; }
.nav__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============ HERO ============ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 40px) 0 80px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 55% at 50% -8%, rgba(99, 102, 241, 0.14), transparent 60%),
    linear-gradient(180deg, #eef1fc 0%, #f8f9fc 100%);
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.7;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(15, 23, 42, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 75%);
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.3;
  animation: orbFloat 14s ease-in-out infinite;
}

.hero__orb--1 {
  width: 550px;
  height: 550px;
  top: -160px;
  right: -120px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.5), transparent 70%);
}

.hero__orb--2 {
  width: 480px;
  height: 480px;
  bottom: -180px;
  left: -140px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.35), transparent 70%);
  animation-delay: -7s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-40px, 40px) scale(1.08); }
  66% { transform: translate(30px, -30px) scale(0.95); }
}

.hero__content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 60px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(10px);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 34px;
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: dotPing 2s ease infinite;
}

@keyframes dotPing {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6); }
  70% { box-shadow: 0 0 0 9px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4.8vw, 4.2rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 26px;
}

.hero__line { display: inline-block; overflow: hidden; }

.hero__line span {
  display: inline-block;
  transform: translateY(110%);
  animation: lineUp 1s var(--ease) forwards;
}

.hero__line:nth-child(1) span { animation-delay: 0.15s; }
.hero__line:nth-child(2) span { animation-delay: 0.3s; }

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

.hero__subtitle {
  max-width: 540px;
  margin: 0 0 36px;
  color: var(--text-dim);
  font-size: 1.12rem;
  font-weight: 300;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 52px;
}

.hero__stats {
  display: flex;
  align-items: stretch;
  gap: clamp(24px, 3.5vw, 44px);
}

.hero__stat { text-align: left; }

.hero__stat + .hero__stat {
  border-left: 1px solid var(--border);
  padding-left: clamp(24px, 3.5vw, 44px);
}

.hero__stat-num, .hero__stat-plus {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__stat-plus { font-size: clamp(1.1rem, 2vw, 1.4rem); }

.hero__stat-label {
  display: block;
  margin-top: 4px;
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

/* --- Hero orbit visual --- */
.hero__visual {
  position: relative;
  display: grid;
  place-items: center;
}

.orbit {
  position: relative;
  width: min(460px, 100%);
  aspect-ratio: 1;
}

.orbit__glow {
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.18), transparent 65%);
  animation: glowPulse 5s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.12); opacity: 0.75; }
}

.orbit__core {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 96px;
  height: 96px;
  margin: -48px 0 0 -48px;
  border-radius: 26px;
  background: var(--gradient);
  background-size: 200% 200%;
  transform: rotate(45deg);
  display: grid;
  place-items: center;
  box-shadow: 0 18px 50px rgba(99, 102, 241, 0.45);
  animation: gradientShift 6s ease infinite, corePulse 5s ease-in-out infinite;
}

@keyframes corePulse {
  0%, 100% { transform: rotate(45deg) scale(1); }
  50% { transform: rotate(45deg) scale(1.06); }
}

.orbit__core span {
  transform: rotate(-45deg);
  font-size: 2rem;
  color: #fff;
}

.orbit__ring {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px dashed rgba(99, 102, 241, 0.28);
  animation: ringSpin linear infinite;
}

.orbit__ring--1 { width: 46%; height: 46%; animation-duration: 16s; }
.orbit__ring--2 { width: 71%; height: 71%; animation-duration: 26s; animation-direction: reverse; }
.orbit__ring--3 { width: 96%; height: 96%; animation-duration: 38s; }

@keyframes ringSpin { to { transform: translate(-50%, -50%) rotate(360deg); } }

.orbit__node {
  position: absolute;
  top: -23px;
  left: 50%;
  margin-left: -23px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  color: var(--accent);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.14);
  animation: nodeSpin linear infinite;
}

.orbit__node ion-icon { font-size: 1.25rem; }

@keyframes nodeSpin { to { transform: rotate(-360deg); } }
@keyframes nodeSpinReverse { to { transform: rotate(360deg); } }

.orbit__node--far { top: auto; bottom: -23px; }

.orbit__ring--1 .orbit__node { animation-duration: 16s; }
.orbit__ring--2 .orbit__node { animation-name: nodeSpinReverse; animation-duration: 26s; }
.orbit__ring--3 .orbit__node { animation-duration: 38s; }

.hero__chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  font-size: 0.82rem;
  font-weight: 600;
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.14);
  animation: chipFloat 5s ease-in-out infinite;
  white-space: nowrap;
  z-index: 2;
}

.hero__chip ion-icon { font-size: 1.1rem; color: var(--accent); flex-shrink: 0; }

.hero__chip--1 { top: 9%; left: -2%; animation-delay: -1.2s; }
.hero__chip--2 { bottom: 7%; right: -2%; animation-delay: -3.2s; }

.hero__scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px;
  height: 42px;
  border: 2px solid rgba(15, 23, 42, 0.25);
  border-radius: 20px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
  z-index: 2;
}

.hero__scroll-wheel {
  width: 4px;
  height: 8px;
  border-radius: 4px;
  background: var(--accent-2);
  animation: wheel 1.8s ease infinite;
}

@keyframes wheel {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(12px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* ============ MARQUEE ============ */
.marquee {
  border-block: 1px solid var(--border);
  padding: 22px 0;
  overflow: hidden;
  background: var(--bg-alt);
  position: relative;
}

.marquee::before, .marquee::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.marquee::before { left: 0; background: linear-gradient(90deg, var(--bg-alt), transparent); }
.marquee::after { right: 0; background: linear-gradient(-90deg, var(--bg-alt), transparent); }

.marquee__track {
  display: flex;
  align-items: center;
  gap: 44px;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.marquee__track span {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dim);
  white-space: nowrap;
  transition: color 0.3s;
}

.marquee__track span:hover { color: var(--text); }

.marquee__track i {
  font-style: normal;
  font-size: 0.6rem;
  color: var(--accent);
}

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

/* ============ SECTIONS ============ */
.section { padding: 110px 0; position: relative; }
.section--alt { background: var(--bg-alt); }

.section__head { text-align: center; margin-bottom: 70px; }

.section__tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 18px;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

/* ============ REVEAL ANIMATION ============ */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition-delay: var(--d, 0ms);
}

.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ============ SERVICES ============ */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  position: relative;
  padding: 40px 32px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: transform 0.45s var(--ease), border-color 0.45s, background 0.45s;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(99, 102, 241, 0.08), transparent 45%);
  opacity: 0;
  transition: opacity 0.4s;
}

.service-card:hover::before { opacity: 1; }

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.45);
  background: var(--surface-hover);
}

.service-card__icon {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 26px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.18), rgba(34, 211, 238, 0.12));
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--accent-2);
  transition: transform 0.45s var(--ease), box-shadow 0.45s;
}

.service-card__icon svg { width: 26px; height: 26px; }
.service-card__icon ion-icon { font-size: 26px; }

.service-card:hover .service-card__icon {
  transform: scale(1.1) rotate(-6deg);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.18rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-card p { color: var(--text-dim); font-size: 0.94rem; }

.service-card__num {
  position: absolute;
  top: 24px;
  right: 28px;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: rgba(15, 23, 42, 0.07);
  transition: color 0.4s;
}

.service-card:hover .service-card__num { color: rgba(99, 102, 241, 0.25); }

/* ============ AI LAB ============ */
.ai__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(168, 85, 247, 0.08), transparent 65%);
  pointer-events: none;
}

.ai__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
  position: relative;
}

.ai__text .section__title { margin-bottom: 22px; }
.ai__text .section__tag { display: inline-block; }

.ai__desc { color: var(--text-dim); margin-bottom: 30px; max-width: 480px; }

.ai__list { list-style: none; margin-bottom: 38px; }

.ai__list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 10px 0;
  color: var(--text);
  font-size: 0.98rem;
}

.ai__list li span { color: var(--accent-2); font-size: 0.7rem; }

.ai__visual { position: relative; }

.terminal {
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #0d1020;
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.3), 0 0 60px rgba(99, 102, 241, 0.12);
  overflow: hidden;
  animation: terminalFloat 7s ease-in-out infinite;
}

@keyframes terminalFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.terminal__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
}

.terminal__dot { width: 12px; height: 12px; border-radius: 50%; }
.terminal__dot--r { background: #ff5f57; }
.terminal__dot--y { background: #febc2e; }
.terminal__dot--g { background: #28c840; }

.terminal__title {
  margin-left: 10px;
  font-size: 0.78rem;
  color: #8a93ab;
  font-family: var(--font-body);
}

.terminal__body {
  padding: 22px 24px;
  font-family: 'SF Mono', 'Fira Code', Menlo, monospace;
  font-size: 0.82rem;
  line-height: 1.75;
  color: #a5f3fc;
  min-height: 260px;
  white-space: pre-wrap;
}

.terminal__body::after {
  content: '▊';
  color: var(--accent-2);
  animation: blink 0.9s steps(1) infinite;
}

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

.ai__chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  font-size: 0.82rem;
  font-weight: 600;
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.14);
  animation: chipFloat 5s ease-in-out infinite;
  white-space: nowrap;
}

.ai__chip ion-icon { font-size: 1.1rem; color: var(--accent); flex-shrink: 0; }

.ai__chip--1 { top: -22px; right: 6%; animation-delay: -1s; }
.ai__chip--2 { bottom: 16%; left: -34px; animation-delay: -2.4s; }
.ai__chip--3 { bottom: -20px; right: 12%; animation-delay: -3.8s; }

@keyframes chipFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-11px); }
}

/* ============ PROCESS ============ */
.process__grid {
  display: grid;
  grid-template-columns: 1fr 40px 1fr 40px 1fr 40px 1fr;
  gap: 8px;
  align-items: start;
}

.process__step {
  padding: 36px 26px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  text-align: center;
  transition: transform 0.4s var(--ease), border-color 0.4s;
}

.process__step:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 211, 238, 0.4);
}

.process__num {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  width: 52px;
  height: 52px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(34, 211, 238, 0.14));
  border: 1px solid rgba(99, 102, 241, 0.4);
  color: var(--accent-2);
}

.process__step h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.process__step p { color: var(--text-dim); font-size: 0.88rem; }

.process__connector {
  height: 2px;
  margin-top: 62px;
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.6), rgba(34, 211, 238, 0.6));
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}

.process__connector::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, #fff, transparent);
  animation: connectorPulse 2.4s linear infinite;
  transform: translateX(-100%);
}

@keyframes connectorPulse { to { transform: translateX(100%); } }

/* ============ WORK SLIDER ============ */
.work-slider { --wpv: 3; --wgap: 26px; }

.work-slider__viewport {
  overflow: hidden;
  padding: 16px 8px 44px;
  margin: -16px -8px -44px;
}

.work-slider__track {
  display: flex;
  gap: var(--wgap);
  transition: transform 0.65s var(--ease);
  touch-action: pan-y;
}

.work-slider__track.is-dragging { transition: none; }

.work-slider__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  margin-top: 48px;
}

.slider-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  color: var(--text);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 0.3s var(--ease), background 0.3s, border-color 0.3s, opacity 0.3s;
}

.slider-btn svg { width: 20px; height: 20px; }
.slider-btn ion-icon { font-size: 22px; }

.slider-btn:hover:not(:disabled) {
  transform: translateY(-3px);
  background: var(--surface-hover);
  border-color: rgba(99, 102, 241, 0.5);
}

.slider-btn:disabled { opacity: 0.35; cursor: default; }

.work-slider__dots { display: flex; gap: 9px; }

.work-slider__dot {
  width: 9px;
  height: 9px;
  border-radius: 100px;
  border: none;
  padding: 0;
  background: rgba(15, 23, 42, 0.18);
  cursor: pointer;
  transition: width 0.35s var(--ease), background 0.35s;
}

.work-slider__dot.is-active {
  width: 30px;
  background: var(--gradient);
}

.work-card {
  flex: 0 0 calc((100% - (var(--wpv) - 1) * var(--wgap)) / var(--wpv));
  display: block;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.45s var(--ease), border-color 0.45s, box-shadow 0.45s;
}

.work-card:hover {
  transform: translateY(-10px);
  border-color: rgba(99, 102, 241, 0.45);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.16);
}

.work-card__media {
  height: 210px;
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}

.work-card__media--a { background: linear-gradient(135deg, #1e1b4b, #312e81 55%, #155e75); }
.work-card__media--b { background: linear-gradient(135deg, #2e1065, #4c1d95 55%, #831843); }
.work-card__media--c { background: linear-gradient(135deg, #082f49, #0c4a6e 55%, #134e4a); }
.work-card__media--d { background: linear-gradient(135deg, #431407, #7c2d12 55%, #713f12); }
.work-card__media--e { background: linear-gradient(135deg, #0f172a, #1e3a8a 55%, #0891b2); }
.work-card__media--f { background: linear-gradient(135deg, #4a044e, #86198f 55%, #db2777); }

.work-card__abstract {
  width: 120px;
  height: 120px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(4px);
  transform: rotate(45deg);
  transition: transform 0.6s var(--ease), border-radius 0.6s var(--ease);
  position: relative;
}

.work-card__abstract::before {
  content: '';
  position: absolute;
  inset: 22px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.work-card:hover .work-card__abstract {
  transform: rotate(135deg) scale(1.12);
  border-radius: 50%;
}

.work-card__body { padding: 28px; }

.work-card__tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 12px;
}

.work-card__body h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.work-card__body p { color: var(--text-dim); font-size: 0.9rem; }

.work-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}

.work-card__link ion-icon {
  font-size: 1rem;
  transition: transform 0.3s var(--ease);
}

.work-card:hover .work-card__link ion-icon { transform: translateX(4px); }

/* ============ TESTIMONIALS ============ */
.quotes__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.quote-card {
  padding: 36px 30px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: transform 0.4s var(--ease), border-color 0.4s;
}

.quote-card:hover {
  transform: translateY(-6px);
  border-color: rgba(168, 85, 247, 0.4);
}

.quote-card__stars { display: flex; gap: 3px; color: #fbbf24; font-size: 1rem; }

.quote-card p { color: var(--text); font-size: 0.97rem; font-style: italic; flex: 1; }

.quote-card footer { display: flex; align-items: center; gap: 14px; }

.quote-card__avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  background: var(--gradient);
  color: #fff;
  flex-shrink: 0;
}

.quote-card footer strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
}

.quote-card footer span:not(.quote-card__avatar) {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ============ CONTACT ============ */
.section--contact { background: var(--bg-alt); overflow: hidden; }

.contact__glow {
  position: absolute;
  bottom: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(99, 102, 241, 0.12), transparent 65%);
  pointer-events: none;
}

.contact__layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 70px;
  align-items: start;
  position: relative;
}

.contact__text .section__title { margin-bottom: 20px; }
.contact__text > p { color: var(--text-dim); max-width: 420px; margin-bottom: 36px; }

.contact__items { display: flex; flex-direction: column; gap: 16px; }

.contact__item {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--text);
  text-decoration: none;
  font-size: 0.98rem;
  transition: color 0.3s, transform 0.3s var(--ease);
  width: fit-content;
}

a.contact__item:hover { color: var(--accent-2); transform: translateX(6px); }

.contact__item-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--accent-2);
  font-size: 1.05rem;
  flex-shrink: 0;
}

.contact__item-icon ion-icon { font-size: 1.2rem; }

.contact__form {
  padding: 42px 38px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: var(--surface-hover);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(14px);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form__field { position: relative; margin-bottom: 22px; }

.form__field input,
.form__field textarea,
.form__field select {
  width: 100%;
  padding: 17px 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.025);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
  resize: vertical;
}

.form__field select { appearance: none; cursor: pointer; }
.form__field select option { background: var(--bg-alt); color: var(--text); }

.form__field label {
  position: absolute;
  left: 18px;
  top: 17px;
  color: var(--text-dim);
  font-size: 0.95rem;
  pointer-events: none;
  transition: all 0.25s var(--ease);
}

.form__field input:focus,
.form__field textarea:focus,
.form__field select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.12);
  background: #ffffff;
}

.form__field input:focus ~ label,
.form__field input:not(:placeholder-shown) ~ label,
.form__field textarea:focus ~ label,
.form__field textarea:not(:placeholder-shown) ~ label,
.form__field select:focus ~ label,
.form__field select:valid ~ label {
  top: -9px;
  left: 14px;
  font-size: 0.72rem;
  padding: 0 8px;
  background: #ffffff;
  border-radius: 4px;
  color: var(--accent);
}

.form__success {
  display: none;
  margin-top: 18px;
  padding: 14px 18px;
  border-radius: 12px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #047857;
  font-size: 0.9rem;
  text-align: center;
}

.form__success ion-icon { font-size: 1.1rem; vertical-align: -2px; }

.form__success.is-shown { display: block; animation: successPop 0.5s var(--ease); }

.form__error {
  display: none;
  margin-top: 18px;
  padding: 14px 18px;
  border-radius: 12px;
  background: rgba(225, 29, 72, 0.08);
  border: 1px solid rgba(225, 29, 72, 0.3);
  color: #be123c;
  font-size: 0.9rem;
  text-align: center;
}

.form__error ion-icon { font-size: 1.1rem; vertical-align: -2px; }
.form__error a { color: inherit; font-weight: 600; }

.form__error.is-shown { display: block; animation: successPop 0.5s var(--ease); }

@keyframes successPop {
  from { opacity: 0; transform: scale(0.94); }
  to { opacity: 1; transform: scale(1); }
}

.form__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
}

/* ============ FOOTER ============ */
.footer {
  border-top: 1px solid var(--border);
  padding: 70px 0 0;
  background: var(--bg);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 54px;
}

.footer__brand p {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-top: 18px;
  max-width: 260px;
}

.footer__col h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 20px;
}

.footer__col a {
  display: block;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 5px 0;
  transition: color 0.3s, transform 0.3s var(--ease);
}

.footer__col a:hover { color: var(--accent-2); transform: translateX(4px); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.82rem;
}

/* ============ RESPONSIVE ============ */

/* --- Large tablets & small laptops --- */
@media (max-width: 1024px) {
  .services__grid, .quotes__grid { grid-template-columns: repeat(2, 1fr); }

  .work-slider { --wpv: 2; }

  .process__grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .process__connector { display: none; }

  .ai__layout, .contact__layout { grid-template-columns: 1fr; gap: 56px; }
  .ai__chip--2 { left: -8px; }

  .hero__content { grid-template-columns: 1fr; gap: 64px; text-align: center; }
  .hero__subtitle { margin-inline: auto; }
  .hero__actions, .hero__stats { justify-content: center; }
  .hero__stat { text-align: center; }
  .orbit { width: min(400px, 82vw); }

  .footer__inner { grid-template-columns: 1fr 1fr; }
}

/* --- Nav collapses to burger before links get cramped --- */
@media (max-width: 960px) {
  .nav__cta { display: none; }
  .nav__burger { display: flex; }

  .nav__links {
    position: fixed;
    inset: 0;
    background: rgba(248, 249, 252, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 18px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s, visibility 0.4s;
    z-index: 101;
  }

  .nav__links.is-open { opacity: 1; visibility: visible; }
  .nav__links .nav__link { font-size: 1.3rem; }
}

/* --- Phones & small tablets --- */
@media (max-width: 720px) {
  .section { padding: 80px 0; }
  .section__head { margin-bottom: 52px; }

  .services__grid, .quotes__grid, .process__grid { grid-template-columns: 1fr; }

  .work-slider { --wpv: 1; }
  .work-slider__controls { margin-top: 36px; gap: 18px; }

  .hero { padding-bottom: 96px; }

  .hero__stats { flex-wrap: wrap; gap: 28px; row-gap: 24px; }

  .hero__stat + .hero__stat { border-left: none; padding-left: 0; }

  .hero__chip--1 { left: 0; }
  .hero__chip--2 { right: 0; }

  .form__row { grid-template-columns: 1fr; }

  .ai__chip--1 { top: -16px; right: 0; }
  .ai__chip--3 { right: 0; }

  .contact__form { padding: 32px 24px; }

  .footer__inner { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { justify-content: center; text-align: center; }
}

/* --- Small phones --- */
@media (max-width: 480px) {
  .section { padding: 64px 0; }

  .btn { padding: 14px 26px; font-size: 0.88rem; }

  .hero__badge {
    font-size: 0.68rem;
    padding: 8px 14px;
    letter-spacing: 0.06em;
  }

  .hero__subtitle { font-size: 1rem; }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    margin-bottom: 44px;
  }

  .hero__actions .btn { justify-content: center; }

  .hero__stats { gap: 22px; row-gap: 20px; }

  .orbit { width: min(320px, 86vw); }

  .orbit__core { width: 78px; height: 78px; margin: -39px 0 0 -39px; border-radius: 20px; }
  .orbit__core span { font-size: 1.6rem; }

  .orbit__node { width: 38px; height: 38px; margin-left: -19px; top: -19px; font-size: 0.95rem; }
  .orbit__node--far { top: auto; bottom: -19px; }

  .hero__chip { font-size: 0.72rem; padding: 8px 14px; }

  .service-card { padding: 32px 24px; }

  .terminal__body {
    font-size: 0.72rem;
    padding: 18px;
    min-height: 220px;
  }

  .ai__chip { font-size: 0.72rem; padding: 8px 14px; }

  .work-card__media { height: 170px; }

  .quote-card { padding: 28px 22px; }

  .marquee__track { gap: 30px; }
  .marquee__track span { font-size: 0.92rem; }
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  .hero__line span { transform: none; animation: none; }
}