/* ============================================================
   INTELLIUM — style.css
   ============================================================ */

/* --- Reset & Variables --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-dark:    #0d0d0d;
  --color-dark2:   #111111;
  --color-bg:      #faf9f7;
  --color-bg2:     #f3f1ed;
  --color-gold:    #c9a96e;
  --color-gold2:   #b8924f;
  --color-text:    #2a2a2a;
  --color-muted:   #7a7a7a;
  --color-border:  #e5e1d8;
  --color-white:   #ffffff;

  --font-serif:    'Cormorant Garamond', Georgia, serif;
  --font-sans:     'Inter', -apple-system, sans-serif;

  --max-width:     1200px;
  --section-py:    100px;
  --transition:    0.3s ease;
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition); }
ul { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: var(--section-py) 0; }

/* --- Typography --- */
.section-eyebrow {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-dark);
  margin-bottom: 20px;
}

.section-desc {
  font-size: 1rem;
  color: var(--color-muted);
  max-width: 560px;
  line-height: 1.8;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header .section-desc {
  margin: 0 auto;
}

.section-header.light .section-title,
.section-header.light .section-eyebrow { color: var(--color-white); }
.section-header.light .section-eyebrow { color: var(--color-gold); }
.section-header.light .section-desc { color: rgba(255,255,255,0.65); }

/* --- Buttons --- */
.btn-primary {
  display: inline-block;
  background: var(--color-gold);
  color: var(--color-white);
  padding: 14px 32px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 2px solid var(--color-gold);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.btn-primary:hover {
  background: var(--color-gold2);
  border-color: var(--color-gold2);
}

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--color-white);
  padding: 14px 32px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 2px solid rgba(255,255,255,0.5);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.btn-outline:hover {
  border-color: var(--color-white);
  background: rgba(255,255,255,0.08);
}

.btn-full { width: 100%; text-align: center; }

/* ============================================================
   NAVIGATION
   ============================================================ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

#navbar.scrolled {
  background: rgba(13, 13, 13, 0.97);
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { display: flex; flex-direction: column; gap: 2px; }

.logo-text {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--color-white);
}

.logo-sub {
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-links li a {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  transition: color var(--transition);
}

.nav-links li a:hover { color: var(--color-white); }

.btn-nav {
  background: var(--color-gold) !important;
  color: var(--color-white) !important;
  padding: 10px 22px !important;
  font-size: 11px !important;
  letter-spacing: 0.12em !important;
}

.btn-nav:hover { background: var(--color-gold2) !important; }

/* Language switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
  padding-left: 16px;
  border-left: 1px solid rgba(255,255,255,0.15);
}

.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  padding: 4px 2px;
  transition: color var(--transition);
  line-height: 1;
}

.lang-btn:hover  { color: rgba(255,255,255,0.85); }
.lang-btn.active { color: var(--color-gold); }

.lang-sep {
  font-size: 10px;
  color: rgba(255,255,255,0.15);
  user-select: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-white);
  transition: transform var(--transition), opacity var(--transition);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1208 50%, #0d0b09 100%);
}

/* Decorative background texture */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(201,169,110,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(201,169,110,0.05) 0%, transparent 50%);
}

/* Grid lines decoration */
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201,169,110,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,169,110,0.04) 1px, transparent 1px);
  background-size: 80px 80px;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.4) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  padding-top: 72px;
}

.hero-eyebrow {
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--color-white);
  margin-bottom: 28px;
  max-width: 700px;
}

.hero-title em {
  font-style: italic;
  color: var(--color-gold);
}

.hero-subtitle {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.65);
  max-width: 540px;
  line-height: 1.8;
  margin-bottom: 48px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  z-index: 2;
}

.hero-scroll span {
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.3), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 0.8; transform: scaleY(1.1); }
}

/* ============================================================
   STATS STRIP
   ============================================================ */
.stats-strip {
  background: var(--color-dark);
  padding: 40px 0;
}

.stats-strip .container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 16px 48px;
}

.stat-num {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-white);
  letter-spacing: 0.05em;
}

.stat-label {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.1);
}

/* ============================================================
   ABOUT
   ============================================================ */
.about { background: var(--color-bg); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image { position: relative; }

.image-frame {
  position: relative;
}

.image-placeholder {
  width: 100%;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, #1a1208, #2a1f0e);
  position: relative;
  overflow: hidden;
}

/* Decorative room pattern */
.about-img-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 60% 60% at 50% 40%, rgba(201,169,110,0.12) 0%, transparent 60%),
    linear-gradient(rgba(201,169,110,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,169,110,0.04) 1px, transparent 1px);
  background-size: 100% 100%, 40px 40px, 40px 40px;
}

.about-img-bg::after {
  content: 'INTELLIUM';
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-serif);
  font-size: 1.25rem;
  letter-spacing: 0.25em;
  color: rgba(201,169,110,0.4);
  white-space: nowrap;
}

.image-accent {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 120px;
  height: 120px;
  border: 2px solid var(--color-gold);
  opacity: 0.3;
  z-index: -1;
}

.about-text {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: 1.85;
  margin-bottom: 20px;
}

.about-text strong { color: var(--color-text); font-weight: 500; }

.about-badges {
  display: flex;
  gap: 20px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--color-text);
}

.badge svg { color: var(--color-gold); flex-shrink: 0; }

/* ============================================================
   SERVICES
   ============================================================ */
.services { background: var(--color-bg2); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.service-card {
  background: var(--color-white);
  padding: 48px 36px;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-gold);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.1);
}

.service-icon {
  margin-bottom: 28px;
  color: var(--color-gold);
}

.service-card h3 {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 500;
  color: var(--color-dark);
  margin-bottom: 16px;
}

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

/* ============================================================
   EXPERTISE
   ============================================================ */
.expertise { background: var(--color-dark); }

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid rgba(255,255,255,0.07);
}

.expertise-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 24px;
  border-right: 1px solid rgba(255,255,255,0.07);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: background var(--transition);
}

.expertise-item:hover { background: rgba(201,169,110,0.05); }

.expertise-item svg {
  color: var(--color-gold);
  flex-shrink: 0;
}

.expertise-item span {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  line-height: 1.4;
}

/* ============================================================
   APPROACH
   ============================================================ */
.approach {
  background: var(--color-dark);
}

.steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}

.step {
  padding: 48px;
  border: 1px solid rgba(255,255,255,0.06);
  display: flex;
  gap: 28px;
  transition: background var(--transition);
}

.step:hover { background: rgba(255,255,255,0.03); }

.step-number {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 300;
  color: rgba(201,169,110,0.25);
  line-height: 1;
  flex-shrink: 0;
  width: 56px;
}

.step-content h3 {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 400;
  color: var(--color-white);
  margin-bottom: 14px;
}

.step-content p {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.75;
}

/* ============================================================
   TEAM
   ============================================================ */
.team { background: var(--color-bg); }

.team-card {
  display: flex;
  gap: 64px;
  align-items: center;
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-white);
  padding: 56px;
  box-shadow: 0 4px 40px rgba(0,0,0,0.06);
}

.team-image { flex-shrink: 0; }

.team-img-placeholder {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1a1208, #2a1f0e);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(201,169,110,0.4);
}

.team-info h3 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--color-dark);
  margin-bottom: 6px;
}

.team-title {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 20px;
}

.team-bio {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.8;
  margin-bottom: 12px;
}

.team-bio.lead {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-style: italic;
  color: var(--color-gold);
  margin-bottom: 20px;
  line-height: 1.6;
  margin-bottom: 24px;
}

.linkedin-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: #0077b5;
  transition: opacity var(--transition);
}

.linkedin-link:hover { opacity: 0.75; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact { background: var(--color-bg2); }

.contact-centered {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.contact-centered .contact-details {
  justify-content: center;
  margin-bottom: 48px;
}

.contact-btn {
  display: inline-block;
}

.contact-desc {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: 1.8;
  margin-bottom: 48px;
}

.contact-details { display: flex; flex-direction: column; gap: 28px; }

.contact-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  text-align: left;
}

.contact-icon {
  width: 44px;
  height: 44px;
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-gold);
}

.contact-label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 4px;
}

.contact-value {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.6;
}

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


/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-dark2);
  padding: 64px 0 32px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .logo-text {
  display: block;
  margin-bottom: 8px;
}

.footer-tagline {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 14px;
}

.footer-desc {
  font-size: 12px;
  color: rgba(255,255,255,0.3);
  line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 20px;
}

.footer-links ul { display: flex; flex-direction: column; gap: 10px; }

.footer-links ul li a {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}

.footer-links ul li a:hover { color: var(--color-gold); }

.footer-contact p {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  margin-bottom: 8px;
}

.footer-contact a:hover { color: var(--color-gold); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 28px;
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
}

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { gap: 48px; }
  .expertise-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  :root { --section-py: 72px; }
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(13,13,13,0.98);
    flex-direction: column;
    padding: 24px 0 32px;
    gap: 0;
    backdrop-filter: blur(10px);
  }

  .nav-links.open { display: flex; }

  .nav-links li { width: 100%; }

  .nav-links li a {
    display: block;
    padding: 14px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
  }

  .btn-nav {
    margin: 16px 24px 0;
    display: block;
    text-align: center;
  }

  .lang-switcher {
    border-left: none;
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 16px 24px 0;
    margin-left: 0;
    justify-content: center;
  }

  .lang-btn { font-size: 13px; padding: 6px 4px; }

  .nav-toggle { display: flex; }

  .hero-title { font-size: clamp(2.5rem, 8vw, 4rem); }

  .stats-strip .container { gap: 0; }
  .stat { padding: 16px 24px; }
  .stat-divider { display: none; }

  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .image-placeholder { aspect-ratio: 16/9; }

  .services-grid { grid-template-columns: 1fr; }
  .service-card { padding: 36px 28px; }

  .steps { grid-template-columns: 1fr; }
  .step { padding: 36px 28px; }

  .team-card {
    flex-direction: column;
    text-align: center;
    padding: 40px 32px;
    gap: 32px;
  }

  .contact-centered { padding: 0 8px; }

  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; }
  .btn-primary, .btn-outline { text-align: center; }
}