/* ===== Variables ===== */
:root {
  --bg: #0a0a0f;
  --bg-card: #12121a;
  --bg-elevated: #1a1a26;
  --text: #e8e8ed;
  --text-muted: #8b8b9a;
  --accent: #c9a962;
  --accent-soft: rgba(201, 169, 98, 0.15);
  --gradient: linear-gradient(135deg, #c9a962 0%, #e8d5a3 50%, #a68b4a 100%);
  --border: rgba(255, 255, 255, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
  --font: 'Inter', system-ui, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --header-h: 72px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ===== Cursor glow (desktop) ===== */
.cursor-glow {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 169, 98, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.3s;
}

@media (hover: hover) {
  body:hover .cursor-glow { opacity: 1; }
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.header.scrolled { border-bottom-color: var(--border); }

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 100px;
}

.lang-btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font);
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: color var(--transition), background var(--transition);
}

.lang-btn:hover { color: var(--text); }

.lang-btn.active {
  color: var(--bg);
  background: var(--accent);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-dot { color: var(--accent); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-menu a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}

.nav-menu a:hover { color: var(--text); }

.nav-cta {
  padding: 0.5rem 1.25rem !important;
  background: var(--accent-soft);
  border: 1px solid rgba(201, 169, 98, 0.3);
  border-radius: 100px;
  color: var(--accent) !important;
}

.nav-cta:hover {
  background: rgba(201, 169, 98, 0.25);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow var(--transition), background var(--transition);
}

.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--gradient);
  color: #0a0a0f;
  box-shadow: 0 4px 24px rgba(201, 169, 98, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 8px 32px rgba(201, 169, 98, 0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: rgba(201, 169, 98, 0.4);
  color: var(--accent);
}

.btn-lg { padding: 1rem 2.25rem; font-size: 1rem; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 3rem) 0 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(201, 169, 98, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(100, 80, 180, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.hero-inner { position: relative; z-index: 1; }

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-photo {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.hero-photo img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
}

.hero-photo-frame {
  position: absolute;
  inset: -8px;
  border: 1px solid rgba(201, 169, 98, 0.25);
  border-radius: calc(var(--radius) + 4px);
  pointer-events: none;
}

.hero-label {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text-muted);
  max-width: 640px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
  max-width: 520px;
}

.stat-card {
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), transform var(--transition);
}

.stat-card:hover {
  border-color: rgba(201, 169, 98, 0.2);
  transform: translateY(-2px);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-suffix { font-size: 1.25rem; color: var(--accent); }

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ===== Sections ===== */
.section {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  margin-bottom: 3rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* ===== Reveal animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 3rem;
  align-items: start;
}

.about-photo {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

.about-photo img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.about-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin-top: 1.5rem;
}

.about-tags li {
  padding: 0.4rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 500;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-muted);
}

.about-skills {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.skill-group {
  padding: 1.25rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}

.skill-group:hover { border-color: rgba(201, 169, 98, 0.2); }

.skill-group h3 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--accent);
}

.skill-group p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ===== Services ===== */
.services { background: var(--bg-card); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.service-card {
  padding: 1.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 169, 98, 0.25);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.service-icon {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.6;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ===== Events ===== */
.events { background: var(--bg-card); }

.events-lead {
  color: var(--text-muted);
  max-width: 640px;
  margin-top: 1rem;
  font-size: 1.05rem;
  line-height: 1.65;
}

.events-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
  align-items: start;
}

.event-card {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg);
  transition: border-color var(--transition), transform var(--transition);
}

.event-card:hover {
  border-color: rgba(201, 169, 98, 0.25);
  transform: translateY(-3px);
}

.event-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.event-card--portrait img {
  aspect-ratio: 3 / 4;
  object-position: top center;
}

.event-card figcaption {
  padding: 1rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}

/* ===== Cases ===== */
.cases-carousel {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
  flex-shrink: 0;
}

.carousel-btn:hover {
  border-color: rgba(201, 169, 98, 0.4);
  color: var(--accent);
  background: var(--accent-soft);
}

.cases-slider { position: relative; min-height: 320px; }

.case-card {
  position: absolute;
  inset: 0;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  opacity: 0;
  visibility: hidden;
  transform: translateX(20px);
  transition: opacity 0.5s ease, transform 0.5s ease, visibility 0.5s;
}

.case-card.active {
  position: relative;
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.case-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.case-company {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
}

.case-role {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 500;
}

.case-period {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: auto;
}

.case-desc {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  max-width: 600px;
  line-height: 1.65;
}

.case-link {
  margin-top: 1.5rem;
  padding: 0.65rem 1.5rem;
  font-size: 0.85rem;
}

.case-metrics {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.metric strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--accent);
  line-height: 1.1;
}

.metric span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.cases-nav {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2rem;
}

.case-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: var(--bg-elevated);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.case-dot.active,
.case-dot:hover {
  background: var(--accent);
  transform: scale(1.2);
}

/* ===== Case detail page ===== */
.case-page-body { padding-top: var(--header-h); }

.case-page {
  padding: 3rem 0 5rem;
  min-height: calc(100vh - var(--header-h));
}

.case-back {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  transition: color var(--transition);
}

.case-back:hover { color: var(--accent); }

.case-page-header { margin-bottom: 3rem; }

.case-page-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin: 0.5rem 0;
}

.case-page-role {
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 1rem;
}

.case-page-summary {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 680px;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.case-page-metrics { margin-bottom: 0; }

.case-detail-grid {
  display: grid;
  gap: 1.5rem;
}

.case-detail-block {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.case-detail-block h2 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.case-detail-block p {
  color: var(--text-muted);
  line-height: 1.7;
}

.case-detail-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.case-detail-list li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.case-detail-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.case-results-list li::before {
  background: var(--gradient);
}

.case-page-cta {
  margin-top: 3rem;
  text-align: center;
}

/* ===== Process ===== */
.process-steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.process-step {
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  position: relative;
  transition: border-color var(--transition);
}

.process-step:hover { border-color: rgba(201, 169, 98, 0.2); }

.step-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.7;
  display: block;
  margin-bottom: 0.75rem;
}

.process-step h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.process-step p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ===== Contact ===== */
.contact-card {
  padding: 3rem;
  background: linear-gradient(145deg, var(--bg-card) 0%, var(--bg-elevated) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
}

.contact-lead {
  color: var(--text-muted);
  max-width: 480px;
  margin: 1rem auto 2rem;
  font-size: 1.05rem;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transition: color var(--transition);
}

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

.contact-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.contact-value {
  font-size: 1.05rem;
  font-weight: 500;
  transition: color var(--transition);
}

/* ===== Footer ===== */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===== Mobile ===== */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-photo { max-width: 320px; margin: 0 auto; order: -1; }
  .about-grid { grid-template-columns: 1fr; }
  .about-photo { max-width: 100%; }
  .events-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; max-width: 100%; }
  .cases-carousel { grid-template-columns: 1fr; }
  .carousel-btn { display: none; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-right {
    gap: 0.75rem;
  }

  .lang-switch {
    order: -1;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 2rem;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    gap: 1.25rem;
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .services-grid { grid-template-columns: 1fr; }
  .case-metrics { gap: 1.25rem; }
  .contact-card { padding: 2rem 1.5rem; }
  .contact-links { flex-direction: column; align-items: center; }
  .hero-scroll { display: none; }
  .cursor-glow { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}