/* ── LAYOUT ── */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-12));
}
section { padding-block: clamp(var(--space-16), 10vw, var(--space-32)); position: relative; }

/* ── HEADER ── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding-block: var(--space-4);
  background: color-mix(in srgb, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}
.header--scrolled { border-bottom-color: var(--color-divider); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: -0.03em;
  color: var(--color-text);
  flex-shrink: 0;
}
.logo svg { width: 26px; height: 26px; color: var(--color-primary); }
.logo-img { height: 20px; width: auto; }
.logo-img--dark { display: none; }
[data-theme='dark'] .logo-img--light { display: none; }
[data-theme='dark'] .logo-img--dark { display: block; }
.nav { display: flex; align-items: center; gap: var(--space-8); }
.nav__links { display: flex; gap: var(--space-6); list-style: none; }
.nav__links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: -0.01em;
}
.nav__links a:hover { color: var(--color-text); }
.nav__actions { display: flex; align-items: center; gap: var(--space-3); }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.theme-toggle:hover { color: var(--color-text); background: var(--color-surface-2); }

/* Mobile nav toggle */
.mobile-toggle {
  display: none;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

/* Mobile drawer */
.nav-drawer {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
}
.nav-drawer.is-open { display: block; }
.nav-drawer__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
}
.nav-drawer__panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}
.nav-drawer.is-open .nav-drawer__panel { transform: translateX(0); }
.nav-drawer__close {
  align-self: flex-end;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.nav-drawer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.nav-drawer__links a {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-lg);
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  letter-spacing: -0.02em;
}
.nav-drawer__links a:hover { color: var(--color-text); background: var(--color-surface-2); }

@media (max-width: 860px) {
  .nav__links { display: none; }
  .mobile-toggle { display: flex; }
  .nav__actions .btn { display: none; }
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem var(--space-5);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  white-space: nowrap;
  letter-spacing: -0.01em;
}
.btn--primary {
  background: var(--color-text);
  color: var(--color-bg);
}
.btn--primary:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px color-mix(in srgb, var(--color-primary) 35%, transparent);
}
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn--ghost:hover {
  background: var(--color-surface-2);
  border-color: var(--color-text-muted);
}
.btn svg { width: 14px; height: 14px; transition: transform var(--transition-fast); flex-shrink: 0; }
.btn:hover svg { transform: translateX(3px); }

/* ── HERO ── */
.hero {
  padding-block: clamp(var(--space-20), 14vw, 9rem) clamp(var(--space-16), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, black 30%, transparent 75%);
}
.hero__orb-1 {
  position: absolute;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-primary) 22%, transparent), transparent 70%);
  top: -200px;
  left: -150px;
  filter: blur(40px);
  animation: orb-float 10s ease-in-out infinite alternate;
}
.hero__orb-2 {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 12%, transparent), transparent 70%);
  bottom: -100px;
  right: -100px;
  filter: blur(50px);
  animation: orb-float 13s ease-in-out infinite alternate-reverse;
}
@keyframes orb-float {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(30px, 20px) scale(1.08); }
}

.hero__content { position: relative; z-index: 1; }
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.375rem var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-8);
  box-shadow: var(--shadow-xs);
}
.hero__eyebrow .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22C55E;
  box-shadow: 0 0 0 3px color-mix(in srgb, #22C55E 25%, transparent);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 3px color-mix(in srgb, #22C55E 25%, transparent); }
  50% { opacity: 0.6; box-shadow: 0 0 0 6px color-mix(in srgb, #22C55E 10%, transparent); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  line-height: 0.95;
  letter-spacing: -0.04em;
  font-weight: 300;
  max-width: 13ch;
  margin-bottom: var(--space-8);
  font-optical-sizing: auto;
}
.hero h1 em {
  font-style: italic;
  font-weight: 300;
  color: var(--color-primary);
}
.hero__lead {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 54ch;
  margin-bottom: var(--space-10);
  line-height: 1.55;
  font-weight: 400;
}
.hero__actions { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-20); }

.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-divider);
}
.hero__stat-num {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 1;
  display: block;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  letter-spacing: -0.04em;
  font-optical-sizing: auto;
}
.hero__stat-label { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.4; }

@media (max-width: 700px) {
  .hero__stats { grid-template-columns: repeat(2, 1fr); }
}

/* ── MARQUEE ── */
.marquee-wrap {
  border-block: 1px solid var(--color-divider);
  background: var(--color-surface-2);
  overflow: hidden;
  padding-block: var(--space-4);
}
.marquee-track {
  display: flex;
  gap: 0;
  animation: marquee-scroll 28s linear infinite;
  width: max-content;
}
.marquee-track:hover { animation-play-state: paused; }
.marquee-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-inline: var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  border-right: 1px solid var(--color-divider);
}
.marquee-item svg { width: 14px; height: 14px; color: var(--color-text-faint); flex-shrink: 0; }
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ── SECTION HEADINGS ── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-5);
}
.section-label::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--color-text-faint);
}
.section-heading {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1.0;
  letter-spacing: -0.035em;
  max-width: 22ch;
  margin-bottom: var(--space-6);
  font-weight: 300;
  font-optical-sizing: auto;
}
.section-heading em { font-style: italic; color: var(--color-primary); }
.section-intro {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 52ch;
  line-height: 1.55;
}
.section-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: end;
  margin-bottom: var(--space-16);
}
@media (max-width: 820px) {
  .section-header { grid-template-columns: 1fr; gap: var(--space-4); margin-bottom: var(--space-10); }
}

/* ── SERVICES ── */
.services {
  background: var(--color-surface-2);
  border-block: 1px solid var(--color-divider);
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.service-card {
  padding: var(--space-8);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: background var(--transition-interactive), box-shadow var(--transition-interactive);
  position: relative;
  min-height: 270px;
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  background: var(--color-bg);
  z-index: 1;
  box-shadow: inset 0 0 0 1px var(--color-primary);
}
.service-card:nth-child(3n) { border-right: none; }
.service-card:nth-last-child(-n+3) { border-bottom: none; }
.service-card__num {
  position: absolute;
  top: var(--space-5);
  right: var(--space-6);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-faint);
  letter-spacing: 0.05em;
}
.service-card__icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-6);
}
.service-card__icon svg { width: 26px; height: 26px; }
.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  letter-spacing: -0.025em;
  margin-bottom: var(--space-3);
  font-weight: 400;
}
.service-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}
.service-card__tags { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: auto; }
.tag {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--color-border);
}

@media (max-width: 960px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .service-card { border-right: 1px solid var(--color-border) !important; border-bottom: 1px solid var(--color-border) !important; }
  .service-card:nth-child(2n) { border-right: none !important; }
  .service-card:nth-last-child(-n+2) { border-bottom: none !important; }
}
@media (max-width: 580px) {
  .services__grid { grid-template-columns: 1fr; }
  .service-card { border-right: none !important; }
  .service-card:last-child { border-bottom: none !important; }
  .service-card:nth-last-child(-n+2) { border-bottom: 1px solid var(--color-border) !important; }
}

/* ── PROCESS ── */
.approach__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-12);
  counter-reset: steps;
}
.step {
  padding-top: var(--space-6);
  border-top: 2px solid var(--color-divider);
  position: relative;
  transition: border-color var(--transition-interactive);
}
.step:hover { border-top-color: var(--color-primary); }
.step__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-primary);
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
  display: block;
}
.step h4 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 300;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-3);
  font-optical-sizing: auto;
}
.step p { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.6; }

@media (max-width: 820px) { .approach__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .approach__grid { grid-template-columns: 1fr; } }

/* ── FAQ ── */
.faq__list { display: flex; flex-direction: column; gap: 0; border: 1px solid var(--color-border); border-radius: var(--radius-xl); overflow: hidden; }
.faq-item { border-bottom: 1px solid var(--color-border); background: var(--color-surface); }
.faq-item:last-child { border-bottom: none; }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-6) var(--space-8);
  cursor: pointer;
  font-weight: 600;
  font-size: var(--text-base);
  list-style: none;
  user-select: none;
  transition: background var(--transition-fast);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { background: var(--color-surface-2); }
.faq-item[open] summary { background: var(--color-surface-2); }
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: transform var(--transition-interactive), background var(--transition-interactive);
}
.faq-item[open] .faq-icon { transform: rotate(45deg); background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.faq-icon svg { width: 14px; height: 14px; }
.faq-answer { padding: 0 var(--space-8) var(--space-6); }
.faq-answer p { font-size: var(--text-base); color: var(--color-text-muted); line-height: 1.65; }

/* ── CONTACT / CTA ── */
.cta-section { padding-block: var(--space-8); }
.cta {
  background: var(--color-text);
  color: var(--color-bg);
  border-radius: var(--radius-2xl);
  padding: clamp(var(--space-12), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse at 85% 50%, black 20%, transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at 85% 50%, black 20%, transparent 65%);
}
.cta__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}
.cta h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-4);
  font-weight: 300;
  font-optical-sizing: auto;
  color: var(--color-bg);
}
.cta h2 em { color: var(--color-accent); font-style: italic; }
.cta__lead { font-size: var(--text-base); color: rgba(255,255,255,0.55); margin-bottom: var(--space-6); line-height: 1.6; }
.cta__contacts { display: flex; flex-direction: column; gap: var(--space-3); }
.cta__contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  font-family: var(--font-mono);
  letter-spacing: -0.01em;
  transition: color var(--transition-fast);
}
.cta__contact-link:hover { color: #fff; }
.cta__contact-link svg { width: 14px; height: 14px; flex-shrink: 0; }

[data-theme='dark'] .cta {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
[data-theme='dark'] .cta h2 { color: var(--color-text); }
[data-theme='dark'] .cta__lead { color: var(--color-text-muted); }
[data-theme='dark'] .cta__contact-link { color: var(--color-text-muted); }
[data-theme='dark'] .cta__contact-link:hover { color: var(--color-text); }

/* Contact form */
.contact-form { display: flex; flex-direction: column; gap: var(--space-4); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-group label {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
}
[data-theme='dark'] .form-group label { color: var(--color-text-faint); }
.form-group input,
.form-group textarea,
.form-group select {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: #fff;
  outline: none;
  transition: border-color var(--transition-fast);
  font-family: var(--font-body);
  width: 100%;
}
[data-theme='dark'] .form-group input,
[data-theme='dark'] .form-group textarea,
[data-theme='dark'] .form-group select {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.3); }
[data-theme='dark'] .form-group input::placeholder,
[data-theme='dark'] .form-group textarea::placeholder { color: var(--color-text-faint); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-accent);
  background: rgba(255,255,255,0.1);
}
[data-theme='dark'] .form-group input:focus,
[data-theme='dark'] .form-group textarea:focus,
[data-theme='dark'] .form-group select:focus {
  border-color: var(--color-primary);
  background: var(--color-surface-offset);
}
.form-group select { cursor: pointer; appearance: none; }
.form-group select option { background: #1a1a2e; color: #fff; }
.form-group textarea { resize: vertical; min-height: 110px; }

.cta .btn--primary {
  background: var(--color-accent);
  color: #111;
  font-size: var(--text-sm);
}
.cta .btn--primary:hover { background: #fff; color: #111; box-shadow: none; }

@media (max-width: 900px) {
  .cta__inner { grid-template-columns: 1fr; gap: var(--space-10); }
  .form-row { grid-template-columns: 1fr; }
}

/* ── FOOTER ── */
.footer {
  padding-block: var(--space-16) var(--space-8);
  border-top: 1px solid var(--color-divider);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-16);
}
.footer__brand p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  max-width: 36ch;
  line-height: 1.6;
}
.footer__col h5 {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-5);
  font-weight: 500;
}
.footer__col ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.footer__col a { font-size: var(--text-sm); color: var(--color-text-muted); }
.footer__col a:hover { color: var(--color-text); }
.footer__bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

@media (max-width: 820px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
}

/* ── SCROLL REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 90ms; }
.reveal-delay-2 { transition-delay: 180ms; }
.reveal-delay-3 { transition-delay: 270ms; }
.reveal-delay-4 { transition-delay: 360ms; }