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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f5f5f7;
  color: #111827;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}


.nav-container,
.section-inner,
.footer-inner {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.92) 0%,
    rgba(255, 255, 255, 0.78) 40%,
    rgba(255, 255, 255, 0) 100%
  );
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.6);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60px;
}

.logo-link {
  display: inline-flex;
  align-items: center;
}

.logo-img {
  height: 20px;
  width: auto;
}

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

.nav-contact {
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid #9ca3af;
  color: #111827;
  background: #ffffff;
  text-decoration: none;
  transition:
    background 0.18s ease,
    color 0.18s ease,
    transform 0.18s ease,
    box-shadow 0.18s ease,
    border-color 0.18s ease;
}

.nav-contact:hover {
  background: #0f766e;
  color: #ffffff;
  border-color: #0f766e;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(15, 118, 110, 0.25);
}

.nav-linkedin {
  display: flex;
  align-items: center;
  opacity: 0.8;
  transition: opacity 0.2s ease;
}

.nav-linkedin:hover {
  opacity: 1;
}

.linkedin-icon {
  width: 18px;
  height: 18px;
  fill: #0f766e;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 5.5rem 1.5rem 4rem;
  background: linear-gradient(
    180deg,
    #f9fafb 0%,
    #f3f4f6 45%,
    #f5f5f7 100%
  );
}

.hero-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}

.hero-text {
  max-width: 640px;
}

.hero-logo {
  margin-bottom: 1.3rem;
}

.hero-logo-img {
  height: 52px;
  width: auto;
}

.hero-title {
  font-size: clamp(2.3rem, 4vw, 3.1rem);
  line-height: 1.15;
  margin: 0 0 1.4rem;
  color: #0b1120;
}

.hero-title span {
  display: block;
}

.hero-title .highlight {
  color: #0f766e;
  font-weight: 800;
}

.hero-subtitle {
  font-size: 1.02rem;
  line-height: 1.7;
  color: #4b5563;
  margin: 0 0 2rem;
}

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

.hero-note-main {
  color: #4b5563;
  margin-bottom: 1.2rem;
}

.hero-note-secondary {
  color: #9ca3af;
  font-size: 0.88rem;
  margin-top: 0;
}

.hero-site-message {
  text-align: center;
  margin-top: 2rem;
  opacity: 0.65;
  font-size: 0.88rem;
}



.btn.btn-primary {
  background: #0f766e;
  color: #ffffff;
  padding: 0.9rem 1.9rem;
  border-radius: 999px;
  border: none;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    filter 0.2s ease,
    background 0.2s ease;
  box-shadow: 0 10px 24px rgba(15, 118, 110, 0.25);
}

.btn.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(15, 118, 110, 0.3);
  background: #115e59;
}

.btn-icon {
  font-size: 1.15rem;
  line-height: 1;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.photo-cluster {
  position: relative;
  width: clamp(420px, 42vw, 560px);
  height: clamp(420px, 42vw, 560px);
}

.photo-card {
  position: absolute;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.14);
  border: 1px solid #e5e7eb;
  background: #ffffff;
  width: 34%;
  height: 34%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-1 { top: 0%;   left: 6%;   transform: rotate(-1deg); }
.photo-2 { top: 2%;   right: 6%;  transform: rotate(1deg); }

.photo-3 { top: 28%;  left: 0%;   transform: rotate(0.5deg); }
.photo-4 { top: 29%;  right: 0%;  transform: rotate(-0.5deg); }

.photo-5 { bottom: 4%; left: 10%; transform: rotate(-1deg); }
.photo-6 { bottom: 1%; right: 9%; transform: rotate(1deg); }

.photo-cluster:hover .photo-card {
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
}


.photo-cluster:hover .photo-card {
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.22);
}

.section-intro {
  background: #ffffff;
  color: #111827;
  padding: 3.25rem 0 3rem;
  border-top: 1px solid #e5e7eb;
  border-bottom: 1px solid #e5e7eb;
}

.section-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-intro h2 {
  font-size: 1.8rem;
  margin: 0 0 1rem;
  font-weight: 700;
  color: #111827;
}

.section-intro p {
  margin: 0 0 1.4rem;
  font-size: 1rem;
  line-height: 1.7;
  color: #374151;
}

.intro-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.6rem;
}

.intro-list li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.55rem;
  font-size: 0.96rem;
  color: #374151;
}

.intro-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  top: 0.1rem;
  font-weight: 700;
  color: #0f766e;
}

.intro-contact {
  font-size: 0.96rem;
  color: #374151;
}

.footer {
  background: #f3f4f6;
  padding: 0.8rem 0 2.6rem;
  color: #6b7280;
  border-top: 1px solid #e5e7eb;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  padding: 0 1.5rem;
}

.footer-main {
  margin: 0;
  font-size: 0.9rem;
  color: #4b5563;
}


.footer-note {
  font-size: 0.82rem;
  color: #9ca3af;
  margin: 0 0 1rem;
}

.intro-contact a {
  background: #e3f4f3;
  color: #0f766e;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  font-weight: 600;
}

.intro-contact a:hover {
  background: #d0ecea;
}

.partner-logos {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-top: 0.5rem;
}

.partner-logos img {
  height: 36px;
  opacity: 0.75;
  filter: grayscale(100%);
  transition: opacity 0.3s ease;
}

.partner-logos img:hover {
  opacity: 0.9;
}


.two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.two-columns .column h2 {
  margin-bottom: 1rem;
}

.two-columns ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.two-columns li {
  margin-bottom: 0.5rem;
  padding-left: 1.2rem;
  position: relative;
  color: #374151;
}

.two-columns li::before {
  content: "•";
  position: absolute;
  left: 0;
  top: 0;
  color: #0f766e;
  font-size: 1.2rem;
  line-height: 1;
}

.separator {
  width: 160px;
  height: 1px;
  background: #e5e7eb;
  margin: 2rem auto 2rem;
}


@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: left;
    gap: 2.5rem;
  }

  .hero-visual {
    order: -1;
    margin-bottom: 0.5rem;
  }

  .two-columns {
    grid-template-columns: 1fr;
  }
  
  .intro-contact {
    margin-top: 2rem;
  }
}

@media (max-width: 640px) {
  .nav-container {
    padding-inline: 1rem;
  }

  .hero {
    padding-inline: 1rem;
    padding-top: 5rem;
  }

  .section-inner,
  .footer-inner {
    padding-inline: 1rem;
  }

  .nav-contact {
    padding: 0.4rem 0.75rem;
    font-size: 0.82rem;
  }

  .photo-collage {
    width: 260px;
    height: 260px;
  }

  .hero-inner {
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-text {
    margin: 0 auto;
  }
}