:root {
  --primary-color: #a8b2d1;
  --primary-dark: #5c6b8a;
  --text-color: #2a2a2e;
  --text-light: #7c7c85;
  --bg-light: #f4f4f6;
  --bg-dark: #2f323a;
  --white: #ffffff;
  --transition: all 0.4s cubic-bezier(0.25, 0.1, 0.3, 1);
  --section-spacing: 10rem;
  --glass: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.18);
  --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', 'SF Pro Display', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: var(--text-color);
  background: var(--bg-light);
  transition: var(--transition);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

/* Luxury Header & Nav */
.luxury-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 110;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition);
}

.luxury-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.3rem 6vw;
}

.luxury-nav .logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-weight: 700;
  font-size: 2.1rem;
  letter-spacing: 0.08em;
  color: var(--primary-dark);
}

.luxury-nav .logo img {
  height: 2.6rem;
  width: auto;
}

.luxury-nav .nav-links {
  display: flex;
  gap: 2.3rem;
  list-style: none;
}

.luxury-nav .nav-links li a {
  color: var(--primary-dark);
  font-weight: 500;
  font-size: 1.11rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  padding: 0.45rem 1.1rem;
  border-radius: 2rem;
  transition: var(--transition);
}

.luxury-nav .nav-links li a:hover,
.luxury-nav .nav-links li a:focus {
  background: var(--primary-color);
  color: var(--white);
}

#darkModeToggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.7rem;
  margin-left: 1.3rem;
  color: var(--primary-dark);
  transition: var(--transition);
}

#darkModeToggle:hover {
  color: var(--primary-color);
}

/* Glassmorphism */
.glassmorph {
  background: var(--glass);
  border-radius: 2.5rem;
  box-shadow: var(--shadow);
  border: 1.5px solid var(--glass-border);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  padding: 3.5rem 3rem 2.5rem 3rem;
  margin: 0 auto;
  max-width: 640px;
  text-align: center;
  transition: var(--transition);
}

/* Luxury Hero */
.luxury-hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: none;
  position: relative;
  z-index: 2;
}

.luxury-title {
  font-size: 3.3rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--primary-dark);
  background: linear-gradient(90deg, var(--primary-dark) 60%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1.2rem;
}

.luxury-cta {
  display: inline-block;
  margin-top: 2.2rem;
  padding: 0.9rem 2.4rem;
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--white);
  background: linear-gradient(90deg, var(--primary-color) 40%, var(--primary-dark) 100%);
  border: none;
  border-radius: 2rem;
  box-shadow: 0 2px 16px 0 rgba(191, 174, 130, 0.18);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.luxury-cta:hover {
  background: linear-gradient(90deg, var(--primary-dark) 10%, var(--primary-color) 90%);
  transform: translateY(-2px) scale(1.04);
}

/* Animated Luxury Background */
#luxury-bg {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(120deg, #f8f8fa 0%, #bfae82 100%);
  opacity: 0.85;
  background-size: 200% 200%;
  animation: luxuryGradient 18s ease infinite;
}

@keyframes luxuryGradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.luxury-main {
  margin-top: 6.5rem;
  position: relative;
  z-index: 3;
}

/* Responsive */
@media (max-width: 900px) {
  .luxury-title {
    font-size: 2.3rem;
  }
  .glassmorph {
    padding: 2.2rem 1.2rem;
  }
  .luxury-nav {
    flex-direction: column;
    gap: 1.2rem;
    padding: 1rem 2vw;
  }
}

@media (max-width: 600px) {
  .luxury-title {
    font-size: 1.8rem;
  }
  .glassmorph {
    padding: 1.8rem 1rem;
    border-radius: 1.5rem;
  }
  .luxury-nav .nav-links {
    gap: 1rem;
  }
}

/* Dark Mode */
body.dark {
  background: var(--bg-dark);
  color: var(--text-light);
}

body.dark .luxury-header,
body.dark .glassmorph {
  background: rgba(25, 26, 31, 0.85);
  color: var(--text-light);
  border-color: rgba(50, 50, 60, 0.3);
}

body.dark .luxury-title {
  background: linear-gradient(90deg, var(--primary-color) 40%, var(--white) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

body.dark #luxury-bg {
  background: linear-gradient(120deg, #23242b 0%, #5c6b8a 100%);
  opacity: 0.92;
}

body.dark .luxury-nav .nav-links li a {
  color: var(--white);
}

body.dark .luxury-nav .nav-links li a:hover,
body.dark .luxury-nav .nav-links li a:focus {
  background: var(--primary-color);
  color: var(--primary-dark);
}

body.dark .luxury-cta {
  background: linear-gradient(90deg, var(--primary-color) 40%, var(--primary-dark) 100%);
  color: var(--primary-dark);
}

body.dark .luxury-cta:hover {
  background: linear-gradient(90deg, var(--primary-dark) 10%, var(--primary-color) 90%);
  color: var(--white);
}

/* --- End luxury styles --- */

/* Header */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1.2rem 5%;
  z-index: 100;
  background-color: rgba(244, 244, 246, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  transition: var(--transition);
}

header.scrolled {
  padding: 0.8rem 5%;
}

/* Navigation */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1440px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-size: 1.9rem;
  color: var(--primary-color);
}

.logo img {
  height: 1.8rem;
  width: auto;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 400;
  font-size: 0.95rem;
  opacity: 0.9;
  transition: var(--transition);
}

.nav-links a:hover {
  opacity: 1;
  color: var(--primary-dark);
}

/* Hero Section */
.hero {
  height: 100vh;
  min-height: 800px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 5%;
  background: linear-gradient(rgba(47, 50, 58, 0.85), rgba(47, 50, 58, 0.85)), url('assets/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: var(--white);
  overflow: hidden;
}

.hero-content {
  max-width: 800px;
  margin-bottom: 5rem;
  transform: translateY(20px);
  opacity: 0;
  animation: fadeInUp 1s ease 0.4s forwards;
}

@keyframes fadeInUp {
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 700;
  margin-bottom: 1.8rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.subtitle {
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  margin-bottom: 3rem;
  font-weight: 400;
  opacity: 0.9;
}

.cta-button {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  background-color: var(--primary-color);
  color: var(--white);
  text-decoration: none;
  border-radius: 30px;
  font-weight: 500;
  font-size: 1.1rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.cta-button:hover {
  background-color: var(--primary-dark);
  transform: scale(1.03);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--white);
  opacity: 0;
  animation: elegantFadeIn 2s ease 0.5s forwards;
}

.scroll-indicator span {
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
  animation: textFloat 3s ease-in-out infinite;
}

.scroll-indicator .line {
  width: 2px;
  height: 60px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0));
  animation: linePulse 2.5s ease infinite;
}

@keyframes elegantFadeIn {
  0% { opacity: 0; transform: translateY(15px); }
  100% { opacity: 0.8; transform: translateY(0); }
}

@keyframes textFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes linePulse {
  0%, 100% { height: 60px; opacity: 0.8; }
  50% { height: 40px; opacity: 0.4; }
}

/* Sections */
section {
  padding: var(--section-spacing) 5%;
  position: relative;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-align: center;
  letter-spacing: -0.02em;
}

.section-description {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
  color: var(--text-light);
  font-size: 1.2rem;
  font-weight: 400;
  line-height: 1.6;
}

/* Solutions Section */
.solutions-section {
  position: relative;
  z-index: 1;
  overflow: hidden;
  padding: var(--section-spacing) 5%;
  background-color: var(--bg-dark);
  color: var(--white);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  margin-top: 4rem;
  max-width: 1440px;
  margin-left: auto;
  margin-right: auto;
}

.solution-card {
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.solution-card:hover {
  transform: translateY(-8px);
  background-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.solution-card img {
  height: 70px;
  margin-bottom: 2rem;
  width: auto;
}

.solution-card h3 {
  font-size: 1.6rem;
  margin-bottom: 1.2rem;
  font-weight: 600;
  color: var(--white);
}

.solution-card p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.1rem;
  line-height: 1.6;
}

/* About Section */
.about-section {
  background-color: var(--bg-light);
  text-align: center;
  position: relative;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.about-content p {
  margin-bottom: 2rem;
  font-size: 1.2rem;
  line-height: 1.7;
  color: var(--text-color);
}

/* Contact Section */
.contact-section {
  background-color: var(--bg-dark);
  color: var(--white);
  text-align: center;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--white);
  text-decoration: none;
  font-size: 1.2rem;
  transition: var(--transition);
}

.contact-link:hover {
  color: var(--primary-color);
  transform: translateX(5px);
}

.contact-icon {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
  transition: var(--transition);
}

.contact-link:hover .contact-icon {
  filter: brightness(1) invert(0);
}

/* Footer */
footer {
  padding: 3rem 5%;
  text-align: center;
  background-color: var(--bg-light);
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  max-width: 1440px;
  margin: 0 auto;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--primary-dark);
}

.footer-logo img {
  height: 1.8rem;
}

/* Responsive Adjustments */
@media (max-width: 1024px) {
  :root {
    --section-spacing: 8rem;
  }
}

@media (max-width: 768px) {
  :root {
    --section-spacing: 6rem;
  }

  .hero {
    min-height: 700px;
  }

  .nav-links {
    gap: 1.5rem;
  }

  .solution-card {
    padding: 2rem;
  }
}

@media (max-width: 480px) {
  :root {
    --section-spacing: 4rem;
  }

  .nav-links {
    gap: 1rem;
    font-size: 0.9rem;
  }

  .logo span {
    font-size: 1.5rem;
  }

  .solution-card {
    padding: 1.5rem;
  }
}