:root {
  --color-bg: #08281C;
  --color-surface: #0B1E17;
  --color-surface-elevated: rgba(11, 30, 23, 0.85);
  --color-primary: #0DAF30;
  --color-accent: #31AF5D;
  --color-accent-light: #9BF37B;
  --color-gray: #2F3A36;
  --color-text: #F5F7F6;
  --color-text-muted: rgba(245, 247, 246, 0.65);
  --color-border: rgba(13, 175, 48, 0.25);
  --gradient-institutional: linear-gradient(135deg, #08281C 0%, #0DAF30 50%, #31AF5D 100%);
  --gradient-premium: linear-gradient(145deg, #04150F 0%, #0DAF30 60%, #9BF37B 100%);
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --text-display: clamp(2rem, 5vw, 3.5rem);
  --text-section: clamp(1.75rem, 3vw, 2.25rem);
  --text-body: clamp(1rem, 1.1vw, 1.125rem);
  --text-small: clamp(0.8125rem, 1vw, 0.875rem);
  --container-max: 1200px;
  --section-padding: clamp(4rem, 8vw, 6rem);
  --page-padding: clamp(1.25rem, 5vw, 4rem);
  --nav-height: 72px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
  --glass-bg: rgba(11, 30, 23, 0.72);
  --glass-border: rgba(13, 175, 48, 0.2);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 1rem);
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

body.nav-open { overflow: hidden; }

img { max-width: 100%; height: auto; display: block; }

a, button { -webkit-tap-highlight-color: rgba(13, 175, 48, 0.2); }

:focus-visible {
  outline: 2px solid var(--color-accent-light);
  outline-offset: 3px;
}

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--page-padding);
  padding-right: var(--page-padding);
}

/* ── Navigation ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  padding: 0 var(--page-padding);
  padding-top: env(safe-area-inset-top);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(8, 40, 28, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

nav.nav-scrolled {
  background: rgba(8, 40, 28, 0.97);
  border-bottom-color: var(--color-border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  transition: color var(--transition);
}

nav a:hover { color: var(--color-accent); }

.nav-logo {
  display: flex;
  align-items: center;
  height: 36px;
  flex-shrink: 0;
}

.nav-logo img {
  height: 100%;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.lang-toggle { display: flex; gap: 0.25rem; }

.lang-toggle button {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 0.35rem 0.6rem;
  min-width: 44px;
  min-height: 36px;
  font-size: 0.75rem;
  font-family: var(--font-sans);
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s;
}

.lang-toggle button:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.lang-toggle button.active {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  transition: all 0.3s;
}

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 98;
}

.nav-overlay.active { display: block; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  min-height: 48px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-block { width: 100%; }

/* ── Section headers ── */
.section-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}

.section-label {
  display: block;
  font-size: var(--text-small);
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-section);
  font-weight: 400;
  color: var(--color-text);
  line-height: 1.2;
}

.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 2px;
  background: var(--gradient-institutional);
  margin: 1rem auto 0;
  border-radius: 1px;
}

.section-desc {
  max-width: 640px;
  margin: 1.25rem auto 0;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* ── Hero ── */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-height) + env(safe-area-inset-top) + 2rem);
  padding-bottom: 3rem;
  position: relative;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(13, 175, 48, 0.12), transparent),
    var(--color-bg);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%230DAF30' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

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

.hero-content { max-width: 600px; }

.hero-tagline {
  font-size: var(--text-small);
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  color: var(--color-text);
}

.hero-desc {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 2rem;
  max-width: 520px;
}

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

.hero-visual {
  display: none;
  position: relative;
  justify-content: center;
  align-items: center;
}

.hero-visual-inner {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1;
  position: relative;
}

.hero-visual svg {
  width: 100%;
  height: 100%;
}

.hero-scroll {
  position: absolute;
  bottom: max(1.5rem, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  opacity: 0.6;
  transition: opacity var(--transition);
  z-index: 2;
}

.hero-scroll:hover { opacity: 1; color: var(--color-accent); }

.hero-scroll-icon {
  width: 20px;
  height: 20px;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

/* ── Verticals ── */
.verticals {
  padding: var(--section-padding) 0;
  background: var(--color-surface);
}

.verticals-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.vertical-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.vertical-card:hover {
  border-color: rgba(13, 175, 48, 0.45);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2), 0 0 24px rgba(13, 175, 48, 0.08);
}

.vertical-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
}

.vertical-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.vertical-card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.75;
}

/* ── About ── */
.about {
  padding: var(--section-padding) 0;
  background: var(--color-bg);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

.about-text p {
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 1.25rem;
}

.about-text p:last-child { margin-bottom: 0; }

.about-presence {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.presence-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(13, 175, 48, 0.08);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.about-quote {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 2rem 2rem 2rem 1.75rem;
}

.about-quote blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-style: italic;
  line-height: 1.5;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.about-quote cite {
  font-family: var(--font-sans);
  font-style: normal;
  font-size: var(--text-small);
  color: var(--color-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── Values ── */
.values {
  padding: var(--section-padding) 0;
  background: var(--color-surface);
  position: relative;
  overflow: hidden;
}

.values::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-institutional);
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.value-card {
  text-align: center;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.value-card:hover {
  border-color: var(--glass-border);
  background: rgba(13, 175, 48, 0.04);
}

.value-number {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-primary);
  opacity: 0.5;
  margin-bottom: 0.75rem;
  line-height: 1;
}

.value-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
}

.value-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ── CTA Band ── */
.cta-band {
  padding: var(--section-padding) 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 100%, rgba(13, 175, 48, 0.15), transparent),
    var(--color-bg);
}

.cta-band-inner {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-band-inner h2 {
  font-family: var(--font-display);
  font-size: var(--text-section);
  font-weight: 400;
  margin-bottom: 1rem;
}

.cta-band-inner p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.8;
}

@media (min-width: 768px) {
  .cta-band-inner .btn-block {
    width: auto;
    display: inline-flex;
  }
}

/* ── Footer ── */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.footer-main {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: clamp(3rem, 6vw, 5rem) var(--page-padding) 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer-col p,
.footer-col a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-decoration: none;
  line-height: 1.8;
}

.footer-col a:hover { color: var(--color-accent); }

.footer-logo {
  height: 36px;
  width: auto;
  margin-bottom: 1rem;
  opacity: 0.9;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ── Contact page ── */
.contact-hero {
  padding-top: calc(var(--nav-height) + env(safe-area-inset-top) + 3rem);
  padding-bottom: var(--section-padding);
}

.contact-card {
  max-width: 560px;
  margin: 0 auto;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 3rem);
  text-align: center;
}

.contact-card .section-header { margin-bottom: 2rem; }
.contact-card .section-title::after { margin-bottom: 0; }

.contact-card .section-desc {
  margin-top: 0.75rem;
  margin-bottom: 0;
}

.contact-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.contact-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.125rem 1.5rem;
  min-height: 56px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.04em;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  font-family: var(--font-sans);
  width: 100%;
}

.contact-btn-email {
  background: var(--color-primary);
  color: #fff;
}

.contact-btn-email:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}

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

.contact-btn-instagram:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.contact-note {
  margin-top: 1.5rem;
  font-size: var(--text-small);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.contact-btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ── Reveal animations ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.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; }

/* ── Responsive ── */
@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .hero-visual { display: flex; }

  .verticals-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .about-grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .hero-actions .btn-primary { width: auto; }
}

@media (min-width: 1200px) {
  .verticals-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  :root { --nav-height: 80px; }

  .nav-logo { height: 40px; }
}

@media (max-width: 767px) {
  .nav-toggle { display: flex; z-index: 101; }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: min(300px, 85vw);
    height: 100vh;
    height: 100dvh;
    background: var(--color-surface);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: calc(var(--nav-height) + 1.5rem) 1.5rem 2rem;
    gap: 0;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
    z-index: 99;
  }

  .nav-links.active { transform: translateX(0); }

  .nav-links a {
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 1rem;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .nav-links .lang-toggle {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
  }

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

  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + env(safe-area-inset-top) + 1.5rem);
    padding-bottom: 4rem;
  }

  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }

  .hero-scroll { display: none; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    padding-bottom: max(1rem, env(safe-area-inset-bottom));
  }
}