/* ─── RESET & BASE ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white: #ffffff;
  --black: #0a0a0a;
  --purple: #53118F;
  --purple-light: #7B2FBE;
  --purple-glow: rgba(83, 17, 143, 0.35);
  --gray-100: #f5f5f5;
  --gray-200: #e8e8e8;
  --gray-400: #999;
  --gray-600: #555;
  --font-main: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--black);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ─── SCROLLBAR ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--white); }
::-webkit-scrollbar-thumb { background: var(--purple); border-radius: 2px; }

/* ─── UTILITIES ─────────────────────────────────────────────── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 48px; }

.gradient-text {
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-light) 60%, #A855F7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  font-family: var(--font-main);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--purple);
}

.section-title {
  font-family: var(--font-main);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--black);
}

/* ─── NAV ────────────────────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0;
  transition: background 0.4s, backdrop-filter 0.4s, box-shadow 0.4s;
}
#nav.scrolled {
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--gray-200);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 48px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 40px;
}
.nav-links a {
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--black); }

.nav-cta {
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
  background: var(--black);
  padding: 10px 22px;
  border-radius: 100px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}
.nav-cta:hover { background: var(--purple); transform: translateY(-1px); }

/* ─── HERO ───────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 120px 48px 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(83,17,143,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(83,17,143,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(83,17,143,0.12) 0%, transparent 70%);
  top: -100px; right: -100px;
  animation: orbFloat 8s ease-in-out infinite;
}
.orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(168,85,247,0.08) 0%, transparent 70%);
  bottom: 0; left: -80px;
  animation: orbFloat 10s ease-in-out infinite reverse;
}
.orb-3 {
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(83,17,143,0.1) 0%, transparent 70%);
  top: -200px; left: 50%; transform: translateX(-50%);
  animation: orbFloat 12s ease-in-out infinite;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.03); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-main);
  font-size: 12px;
  font-weight: 500;
  color: var(--gray-600);
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 40px;
  letter-spacing: 0.02em;
}

.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.2);
  animation: pulse 2s ease infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(34,197,94,0.2); }
  50% { box-shadow: 0 0 0 6px rgba(34,197,94,0.05); }
}

.hero-title {
  font-family: var(--font-main);
  font-size: clamp(52px, 8vw, 110px);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-title .line {
  display: block;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.hero-title .line:nth-child(1) { animation-delay: 0.1s; }
.hero-title .line:nth-child(2) { animation-delay: 0.2s; }
.hero-title .line:nth-child(3) { animation-delay: 0.3s; }

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.hero-sub {
  font-size: 18px;
  color: var(--gray-600);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto 48px;
  opacity: 0;
  animation: fadeUp 0.8s 0.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  opacity: 0;
  animation: fadeUp 0.8s 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.btn-primary {
  display: inline-block;
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  background: var(--black);
  padding: 14px 32px;
  border-radius: 100px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
}
.btn-primary:hover {
  background: var(--purple);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px var(--purple-glow);
}

.btn-ghost {
  display: inline-block;
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 600;
  color: var(--black);
  background: transparent;
  padding: 14px 32px;
  border-radius: 100px;
  text-decoration: none;
  border: 1.5px solid var(--gray-200);
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}
.btn-ghost:hover {
  border-color: var(--black);
  transform: translateY(-2px);
}

.btn-full { width: 100%; text-align: center; font-size: 15px; padding: 16px; }

.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-main);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-400);
  opacity: 0;
  animation: fadeUp 0.8s 0.9s forwards;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gray-400), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.6); opacity: 0.4; }
}

/* ─── MARQUEE ────────────────────────────────────────────────── */
.marquee-wrap {
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
  overflow: hidden;
  padding: 18px 0;
  background: var(--white);
}
.marquee-inner {
  display: flex;
  width: max-content;
}
.marquee-track {
  display: flex;
  flex-shrink: 0;
  animation: marquee 28s linear infinite;
}
.marquee-track span {
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-600);
  padding: 0 24px;
  white-space: nowrap;
  letter-spacing: 0.05em;
}
.marquee-track .dot { color: var(--purple); padding: 0 4px; }

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-100%); }
}

/* ─── SERVICES ───────────────────────────────────────────────── */
.services {
  padding: 140px 0;
  background: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  margin-top: 72px;
  border: 1px solid var(--gray-200);
}

.service-card {
  position: relative;
  padding: 48px 36px;
  border-right: 1px solid var(--gray-200);
  transition: background 0.3s;
  overflow: hidden;
  cursor: default;
}
.service-card:last-child { border-right: none; }

.service-card::before {
  content: attr(data-index);
  position: absolute;
  top: 20px; right: 24px;
  font-family: var(--font-main);
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-200);
  letter-spacing: 0.1em;
  transition: color 0.3s;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--purple);
  transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.service-card:hover::after { width: 100%; }
.service-card:hover { background: #fafafa; }
.service-card:hover::before { color: var(--purple); }

.service-icon {
  width: 44px; height: 44px;
  color: var(--purple);
  margin-bottom: 28px;
}
.service-icon svg { width: 100%; height: 100%; }

.service-card h3 {
  font-family: var(--font-main);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--black);
}
.service-card p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ─── WORK ───────────────────────────────────────────────────── */
.work {
  padding: 140px 0;
  background: var(--black);
  overflow: hidden;
}

.work .section-label { color: var(--purple-light); }
.work .section-label::before { background: var(--purple-light); }
.work .section-title { color: var(--white); }

.projects-grid {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px;
  padding: 0 48px;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}

.project-item {
  grid-column: span 4;
}
.project-large {
  grid-column: span 8;
}

/* ─── 3D DEVICE ─────────────────────────────────────────────── */
.project-scene {
  perspective: 1000px;
  margin-bottom: 24px;
  position: relative;
}

.project-device {
  position: relative;
  background: #1a1a1a;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  transform: rotateX(4deg) rotateY(-6deg) rotateZ(1deg);
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.6s;
  box-shadow:
    0 30px 80px rgba(0,0,0,0.6),
    0 0 0 1px rgba(255,255,255,0.05),
    inset 0 1px 0 rgba(255,255,255,0.1);
  animation: floatDevice 6s ease-in-out infinite;
}

.project-large .project-device {
  transform: rotateX(3deg) rotateY(-4deg) rotateZ(0.5deg);
  animation: floatDeviceLarge 7s ease-in-out infinite;
}

@keyframes floatDevice {
  0%, 100% {
    transform: rotateX(4deg) rotateY(-6deg) rotateZ(1deg) translateY(0px);
    box-shadow: 0 30px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.05);
  }
  50% {
    transform: rotateX(4deg) rotateY(-6deg) rotateZ(1deg) translateY(-12px);
    box-shadow: 0 50px 100px rgba(0,0,0,0.7), 0 0 60px var(--purple-glow), 0 0 0 1px rgba(255,255,255,0.08);
  }
}

@keyframes floatDeviceLarge {
  0%, 100% {
    transform: rotateX(3deg) rotateY(-4deg) rotateZ(0.5deg) translateY(0px);
    box-shadow: 0 40px 100px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.05);
  }
  50% {
    transform: rotateX(3deg) rotateY(-4deg) rotateZ(0.5deg) translateY(-16px);
    box-shadow: 0 60px 120px rgba(0,0,0,0.7), 0 0 80px var(--purple-glow), 0 0 0 1px rgba(255,255,255,0.08);
  }
}

.project-item:hover .project-device {
  transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg) translateY(-8px) !important;
  animation-play-state: paused;
  box-shadow: 0 60px 120px rgba(0,0,0,0.8), 0 0 100px var(--purple-glow) !important;
}

.device-chrome {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: #222;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.chrome-dots {
  display: flex;
  gap: 5px;
}
.chrome-dots span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
}
.chrome-dots span:nth-child(1) { background: #ff5f57; }
.chrome-dots span:nth-child(2) { background: #febc2e; }
.chrome-dots span:nth-child(3) { background: #28c840; }

.chrome-bar {
  flex: 1;
  text-align: center;
  font-family: var(--font-main);
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.05);
  border-radius: 4px;
  padding: 4px 10px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.device-screen {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #fff;
  /* height set by JS */
}

.device-screen iframe {
  position: absolute;
  top: 0; left: 0;
  width: 1440px;
  height: 900px;
  border: none;
  pointer-events: none;
  transform-origin: top left;
  transform: scale(var(--iframe-scale, 0.3));
  will-change: transform;
  backface-visibility: hidden;
}

.project-shadow {
  position: absolute;
  bottom: -20px;
  left: 10%;
  right: 10%;
  height: 40px;
  background: radial-gradient(ellipse at center, rgba(83,17,143,0.4) 0%, transparent 70%);
  filter: blur(15px);
  z-index: -1;
  animation: shadowPulse 6s ease-in-out infinite;
}
@keyframes shadowPulse {
  0%, 100% { opacity: 0.6; transform: scaleX(0.9); }
  50% { opacity: 1; transform: scaleX(1.1); }
}

.project-info { padding: 0 4px; }
.project-tag {
  font-family: var(--font-main);
  font-size: 11px;
  font-weight: 500;
  color: var(--purple-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}
.project-info h3 {
  font-family: var(--font-main);
  font-size: 22px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 10px;
}
.project-large .project-info h3 { font-size: 28px; }

.project-link {
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: color 0.2s;
  letter-spacing: 0.02em;
}
.project-link:hover { color: var(--purple-light); }

/* ─── STATS ──────────────────────────────────────────────────── */
.stats {
  padding: 120px 0;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--gray-200);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 40px;
  border-right: 1px solid var(--gray-200);
  position: relative;
}
.stat:last-child { border-right: none; }

.stat-num {
  font-family: var(--font-main);
  font-size: clamp(48px, 5vw, 72px);
  font-weight: 700;
  color: var(--black);
  line-height: 1;
  letter-spacing: -0.04em;
}
.stat-plus {
  font-family: var(--font-main);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  color: var(--purple);
  line-height: 1;
  margin-left: 2px;
  align-self: flex-start;
  margin-top: 8px;
}
.stat-label {
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-400);
  margin-top: 12px;
  letter-spacing: 0.03em;
  text-align: center;
}

/* ─── CONTACT ────────────────────────────────────────────────── */
.contact {
  position: relative;
  padding: 160px 0;
  background: var(--white);
  overflow: hidden;
}
.contact-bg { position: absolute; inset: 0; pointer-events: none; }
.contact-title { margin-bottom: 20px; }
.contact-sub {
  font-size: 16px;
  color: var(--gray-600);
  margin-bottom: 56px;
  line-height: 1.6;
}

.email-cta {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  text-decoration: none;
  border-bottom: 2px solid var(--gray-200);
  padding-bottom: 20px;
  transition: border-color 0.3s, gap 0.3s;
}
.email-cta:hover { border-color: var(--purple); gap: 28px; }

.email-label {
  font-family: var(--font-main);
  font-size: clamp(24px, 4vw, 48px);
  font-weight: 600;
  color: var(--black);
  letter-spacing: -0.02em;
  transition: color 0.3s;
}
.email-cta:hover .email-label { color: var(--purple); }

.email-arrow {
  font-size: clamp(24px, 4vw, 48px);
  color: var(--purple);
  font-family: var(--font-main);
  font-weight: 300;
  transition: transform 0.3s;
}

/* ─── FOOTER ─────────────────────────────────────────────────── */
.footer {
  background: var(--black);
  padding: 60px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 20px;
}
.footer-logo {
  height: 34px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}
.footer-brand p {
  font-size: 13px;
  color: rgba(255,255,255,0.35);
  line-height: 1.6;
}
.footer-links {
  display: flex;
  gap: 32px;
}
.footer-links a {
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--white); }
.footer-copy {
  font-size: 12px;
  color: rgba(255,255,255,0.2);
  font-family: var(--font-main);
}

/* ─── REVEAL ANIMATIONS ──────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card { border-right: none; border-bottom: 1px solid var(--gray-200); }
  .service-card:nth-child(odd) { border-right: 1px solid var(--gray-200); }
  .projects-grid { grid-template-columns: 1fr; gap: 48px; padding: 0 24px; }
  .project-item, .project-large { grid-column: span 1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(3) { border-right: 1px solid var(--gray-200); }
}

@media (max-width: 768px) {
  .container { padding: 0 24px; }
  .nav-inner { padding: 0 24px; }
  .nav-links { display: none; }
  .hero { padding: 100px 24px 60px; }
  .services, .work, .stats, .contact { padding: 80px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card { border-right: none !important; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-brand { flex-direction: column; text-align: center; }
}