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

:root {
  --black:   #0D0D0D;
  --black2:  #1A1A1A;
  --silver:  #C0C0C0;
  --silver2: #888888;
  --white:   #F5F5F5;
  --border:  rgba(0,0,0,0.07);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-mono:    'DM Mono', monospace;
  --font-body:    'DM Sans', sans-serif;
  --max:  1200px;
  --nav-h: 68px;
  --pad-x: clamp(1.5rem, 6vw, 6rem);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--white);
  color: var(--black);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---- NAV ---- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--pad-x);
  background: rgba(245,245,245,0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 0.5px solid var(--border);
  transition: background 0.3s;
  gap: 1.5rem;
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--black); flex-shrink: 0;
}
.nav-wordmark {
  font-family: var(--font-mono);
  font-size: 14px; font-weight: 400; letter-spacing: 0.04em;
}

.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  font-family: var(--font-mono); font-size: 13px; font-weight: 400;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--black); text-decoration: none; transition: color 0.2s;
}
.nav-links a:hover { color: var(--silver2); }

.nav-lang { display: flex; gap: 0.55rem; align-items: center; flex-shrink: 0; }
.nav-lang a {
  font-family: var(--font-mono); font-size: 10px; font-weight: 300;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--silver2); text-decoration: none;
  padding: 3px 4px; border-radius: 3px;
  transition: color 0.2s, background 0.2s;
}
.nav-lang a:hover { color: var(--black); }
.nav-lang a.active {
  color: var(--black);
  border-bottom: 0.5px solid var(--black);
  padding-bottom: 2px;
}

.nav-burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px; flex-shrink: 0;
}
.nav-burger span {
  display: block; width: 22px; height: 1px;
  background: var(--black); transition: transform 0.3s, opacity 0.3s;
}
.nav-burger.open span:first-child { transform: translateY(6px) rotate(45deg); }
.nav-burger.open span:last-child  { transform: translateY(-6px) rotate(-45deg); }

.nav-mobile {
  display: none; position: fixed;
  inset: var(--nav-h) 0 0 0; z-index: 99;
  background: var(--white);
  flex-direction: column; align-items: center;
  justify-content: center; gap: 2rem;
  opacity: 0; pointer-events: none; transition: opacity 0.25s;
}
.nav-mobile.open { opacity: 1; pointer-events: all; }
.mobile-link {
  font-family: var(--font-display); font-size: 2.5rem; font-weight: 300;
  color: var(--black); text-decoration: none;
}
.mobile-link:hover { color: var(--silver2); }
.mobile-lang { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }
.mobile-lang a {
  font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--silver2); text-decoration: none; padding: 4px 6px;
}
.mobile-lang a.active { color: var(--black); border-bottom: 0.5px solid var(--black); }

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center;
  padding: calc(var(--nav-h) + 5rem) var(--pad-x) 6rem;
  overflow: hidden;
}

/* Particle canvas — full hero background */
#particleCanvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative; z-index: 1;
  max-width: 780px;
}

.eyebrow {
  font-family: var(--font-mono); font-size: 10px; font-weight: 300;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--silver2); margin-bottom: 2rem;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7.5vw, 7rem);
  font-weight: 300; line-height: 1.0; letter-spacing: -0.02em;
  color: var(--black); margin-bottom: 1rem;
}

.hero-subline {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.8vw, 2.2rem);
  font-weight: 300; line-height: 1.25;
  color: var(--silver); margin-bottom: 3rem;
}

.cta {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono); font-size: 11px; font-weight: 400;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--black); text-decoration: none;
  border: 0.5px solid var(--black); padding: 14px 28px;
  transition: background 0.2s, color 0.2s;
}
.cta:hover { background: var(--black); color: var(--white); }

.hero-line {
  position: absolute; bottom: 0; left: var(--pad-x);
  width: 0; height: 0.5px; background: var(--silver);
  animation: grow-line 1.2s ease 0.8s forwards;
}
@keyframes grow-line { to { width: 100px; } }

/* ---- SECTIONS ---- */
.section { padding: 8rem var(--pad-x); }
.section-inner { max-width: var(--max); margin: 0 auto; }
.section-label {
  font-family: var(--font-mono); font-size: 10px; font-weight: 300;
  letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--silver2); margin-bottom: 4rem;
}

/* ---- WORLD BANNER ---- */
.world-banner { background: var(--black); padding: 6rem var(--pad-x); overflow: hidden; }

.world-ticker-wrap {
  overflow: hidden; margin-bottom: 4rem; padding-bottom: 3rem;
  border-bottom: 0.5px solid #1E1E1E;
}
.world-ticker {
  display: flex; gap: 4rem; white-space: nowrap;
  width: max-content;
  animation: ticker 40s linear infinite;
}
.world-ticker span {
  font-family: var(--font-mono); font-size: 11px; font-weight: 300;
  letter-spacing: 0.1em; color: #303030; flex-shrink: 0;
}
@keyframes ticker { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

.world-content { max-width: 680px; }
.world-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4rem); font-weight: 300; line-height: 1.1;
  letter-spacing: -0.02em; color: var(--white); margin-bottom: 1.25rem;
}
.world-body {
  font-size: 15px; font-weight: 300; line-height: 1.85;
  color: #555; margin-bottom: 2rem;
}
.world-cta {
  display: inline-block; font-family: var(--font-mono);
  font-size: 11px; font-weight: 400; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--silver2); text-decoration: none; transition: color 0.2s;
}
.world-cta:hover { color: var(--silver); }

/* ---- SERVICES ---- */
.services { background: var(--black); }
.services .section-label { color: #3A3A3A; }
.services-grid { display: grid; grid-template-columns: repeat(3,1fr); }

.service-card {
  padding: 3rem 3rem 3rem 0;
  border-top: 0.5px solid #1E1E1E;
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.service-card.visible { opacity: 1; transform: none; }
.service-card + .service-card { border-left: 0.5px solid #1E1E1E; padding-left: 3rem; }

.service-num {
  display: block; font-family: var(--font-mono);
  font-size: 10px; font-weight: 300; letter-spacing: 0.15em; color: #2A2A2A;
  margin-bottom: 2.5rem;
}
.service-label {
  font-family: var(--font-mono); font-size: 10px; font-weight: 400;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--silver); margin-bottom: 1rem;
}
.service-headline {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2vw, 1.9rem); font-weight: 300; line-height: 1.2;
  color: var(--white); margin-bottom: 1.5rem;
}
.service-body { font-size: 13.5px; font-weight: 300; line-height: 1.85; color: #555; }

/* ---- ABOUT ---- */
.about { background: var(--white); border-top: 0.5px solid var(--border); }
.about-inner {
  display: grid; grid-template-columns: 1fr 1.6fr; gap: 6rem; align-items: start;
}
.about-inner > * {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.about-inner > *.visible { opacity: 1; transform: none; }

.about-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3.2rem); font-weight: 300; line-height: 1.15;
  letter-spacing: -0.01em; color: var(--black);
}
.about-body { font-size: 15px; font-weight: 300; line-height: 1.9; color: #555; margin-bottom: 2.5rem; }
.about-founder {
  display: flex; gap: 14px; align-items: center;
  padding-top: 2rem; border-top: 0.5px solid var(--border);
}
.founder-name { font-family: var(--font-mono); font-size: 13px; font-weight: 400; color: var(--black); }
.founder-role {
  font-family: var(--font-mono); font-size: 10px; font-weight: 300;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--silver2); margin-top: 3px;
}

/* ---- CONTACT ---- */
.contact { background: var(--black2); }
.contact-inner { max-width: 720px; }
.contact .section-label { color: #3A3A3A; }
.contact-headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5.5rem); font-weight: 300; line-height: 1.0;
  letter-spacing: -0.02em; color: var(--white); margin-bottom: 2rem;
}
.contact-body { font-size: 15px; font-weight: 300; line-height: 1.85; color: #555; margin-bottom: 3rem; }
.contact-cta {
  display: inline-flex; align-items: center; gap: 16px; flex-wrap: wrap;
  text-decoration: none; color: var(--silver);
  border-bottom: 0.5px solid #2E2E2E; padding-bottom: 14px;
  transition: color 0.2s, border-color 0.2s;
}
.contact-cta:hover { color: var(--white); border-color: var(--silver); }
.contact-cta > span:first-child {
  font-family: var(--font-mono); font-size: 10px; font-weight: 400;
  letter-spacing: 0.18em; text-transform: uppercase;
}
.contact-email {
  font-family: var(--font-mono); font-size: 13px; font-weight: 300; color: var(--silver2);
  transition: color 0.2s;
}
.contact-cta:hover .contact-email { color: var(--silver); }

/* ---- FOOTER ---- */
.footer { background: var(--black); border-top: 0.5px solid #1A1A1A; padding: 2.5rem var(--pad-x); }
.footer-inner {
  max-width: var(--max); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
}
.footer-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: #3A3A3A;
  font-family: var(--font-mono); font-size: 12px; transition: color 0.2s;
}
.footer-logo:hover { color: var(--silver); }
.footer-copy { font-family: var(--font-mono); font-size: 10px; color: #2E2E2E; }
.footer-privacy {
  font-family: var(--font-mono); font-size: 10px; color: #2E2E2E;
  text-decoration: none; transition: color 0.2s;
}
.footer-privacy:hover { color: var(--silver); }

/* ---- ANIMATIONS ---- */
.animate-up {
  opacity: 0; transform: translateY(20px);
  animation: fade-up 0.8s ease forwards;
}
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.25s; }
.delay-3 { animation-delay: 0.4s; }
.delay-4 { animation-delay: 0.6s; }
@keyframes fade-up { to { opacity: 1; transform: translateY(0); } }

/* ---- RTL support ---- */
[dir="rtl"] .hero-content { text-align: right; }
[dir="rtl"] .hero-line { left: auto; right: var(--pad-x); }
[dir="rtl"] .service-card { padding: 3rem 0 3rem 3rem; }
[dir="rtl"] .service-card + .service-card { border-left: none; border-right: 0.5px solid #1E1E1E; }
[dir="rtl"] .about-founder { flex-direction: row-reverse; }
[dir="rtl"] .contact-cta { flex-direction: row-reverse; }
[dir="rtl"] .footer-inner { flex-direction: row-reverse; }
[dir="rtl"] .world-ticker { animation-direction: reverse; }

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
  .service-card { padding: 2.5rem 0; border-left: none !important; border-right: none !important; }
  .about-inner { grid-template-columns: 1fr; gap: 3rem; }
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  .nav-mobile { display: flex; }
}

@media (max-width: 540px) {
  .section { padding: 5rem 1.5rem; }
  .world-banner { padding: 5rem 1.5rem; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}