:root {
  --primary: #1a1a2e;
  --accent: #c9a84e;
  --accent-hover: #b89540;
  --accent-light: #f8f1e0;
  --bg: #ffffff;
  --bg-alt: #f8f9fb;
  --bg-dark: #1a1a2e;
  --text: #1a1a2e;
  --text-secondary: #5a6070;
  --text-inverse: #ffffff;
  --border: #e2e6ea;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.06), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.08), 0 4px 10px rgba(0,0,0,0.04);
  --radius: 8px;
  --radius-lg: 16px;
  --font-brand: 'Great Vibes', cursive;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --nav-height: 80px;
  --max-width: 1140px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.1rem; }

.brand-name {
  font-family: var(--font-brand);
  font-weight: 400;
  color: var(--text);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.section { padding: 6rem 0; }
.section--alt { background: var(--bg-alt); }
.section--dark { background: var(--bg-dark); color: var(--text-inverse); }

.section-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-heading { margin-bottom: 1.5rem; }
.section-intro {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: 3rem;
}
.text-center { text-align: center; }
.text-center .section-intro { margin-inline: auto; }

/* ===== Navigation ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow); }
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.nav-brand { display: flex; align-items: center; }
.nav-brand .brand-name { font-size: 1.8rem; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-cta {
  background: var(--primary) !important;
  color: var(--text-inverse) !important;
  padding: 0.6rem 1.5rem !important;
  border-radius: var(--radius) !important;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
  background: #2a2a4e !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
  transform-origin: center;
}
.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); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary { background: var(--primary); color: var(--text-inverse); }
.btn-primary:hover {
  background: #2a2a4e;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-outline { border: 2px solid var(--border); color: var(--text); background: transparent; }
.btn-outline:hover {
  border-color: var(--primary);
  background: var(--bg-alt);
  transform: translateY(-2px);
}
.btn-accent { background: var(--accent); color: var(--bg-dark); }
.btn-accent:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-height) + 2rem) 1.5rem 4rem;
  background: linear-gradient(165deg, #f8f9fb 0%, #ffffff 40%, #faf8f4 100%);
}
.hero-content { max-width: 780px; }
.hero .brand-name {
  font-size: clamp(4rem, 11vw, 8rem);
  display: block;
  margin-bottom: 1.5rem;
  line-height: 1.15;
}
.hero-divider {
  width: 60px;
  height: 3px;
  background: var(--accent);
  margin: 0 auto 2rem;
  border-radius: 2px;
  animation: divider-grow 0.8s ease-out 0.3s both;
}
.hero-tagline {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  letter-spacing: 0.04em;
}
.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 580px;
  margin: 0 auto 2.5rem;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-content > * { animation: fadeUp 0.6s ease-out backwards; }
.hero-content > :nth-child(1) { animation-delay: 0s; }
.hero-content > :nth-child(2) { animation-delay: 0.15s; }
.hero-content > :nth-child(3) { animation-delay: 0.25s; }
.hero-content > :nth-child(4) { animation-delay: 0.35s; }
.hero-content > :nth-child(5) { animation-delay: 0.45s; }

/* ===== Page Header ===== */
.page-header {
  padding: calc(var(--nav-height) + 4rem) 0 4rem;
  text-align: center;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.page-header h1 { margin-bottom: 1rem; }
.page-header p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== Cards ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}
.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  border-radius: 12px;
  margin-bottom: 1.5rem;
  color: var(--accent);
}
.card-icon svg { width: 24px; height: 24px; }
.card h3 { margin-bottom: 0.75rem; }
.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}
.card ul { list-style: none; padding: 0; }
.card ul li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding: 0.3rem 0;
  padding-left: 1.2rem;
  position: relative;
}
.card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ===== Pillars ===== */
.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
}
.pillar { text-align: center; padding: 2rem 1rem; }
.pillar-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--accent);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 1rem;
}
.pillar h3 { margin-bottom: 0.75rem; }
.pillar p { color: var(--text-secondary); font-size: 0.95rem; }

/* ===== Process Steps ===== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  counter-reset: step;
}
.process-step {
  counter-increment: step;
  padding: 2rem;
}
.process-step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent-light);
  line-height: 1;
  display: block;
  margin-bottom: 1rem;
}
.process-step h3 { margin-bottom: 0.75rem; }
.process-step p { color: var(--text-secondary); font-size: 0.95rem; }

/* ===== Values ===== */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}
.value-item {
  border-left: 3px solid var(--accent);
  padding-left: 1.5rem;
}
.value-item h3 { margin-bottom: 0.5rem; }
.value-item p { color: var(--text-secondary); font-size: 0.95rem; }

/* ===== Project Cards ===== */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}
.project-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}
.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.project-card-image {
  height: 200px;
  background: linear-gradient(135deg, var(--bg-alt), var(--accent-light));
  display: flex;
  align-items: center;
  justify-content: center;
}
.project-card-image svg {
  width: 64px;
  height: 64px;
  opacity: 0.25;
  color: var(--primary);
}
.project-card-body { padding: 2rem; }
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.project-tag {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: var(--accent-light);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
}
.project-card-body h3 { margin-bottom: 0.75rem; }
.project-card-body p { color: var(--text-secondary); font-size: 0.95rem; }

/* ===== CTA Section ===== */
.cta-section {
  padding: 5rem 0;
  text-align: center;
  background: var(--bg-dark);
  color: var(--text-inverse);
}
.cta-section h2 { margin-bottom: 1rem; }
.cta-section p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto 2rem;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.form-group { margin-bottom: 1.5rem; }
.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}
.form-group textarea { resize: vertical; min-height: 140px; }
.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='%235a6070' d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}
.contact-info { padding-top: 1rem; }
.contact-info h3 { margin-bottom: 1.5rem; }
.contact-detail {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}
.contact-detail svg {
  width: 20px;
  height: 20px;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 3px;
}
.contact-detail p { color: var(--text-secondary); font-size: 0.95rem; }
.contact-detail a {
  color: var(--accent);
  transition: color var(--transition);
}
.contact-detail a:hover { color: var(--accent-hover); }

/* ===== Social Links ===== */
.social-links { display: flex; gap: 1rem; }
.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bg-alt);
  color: var(--text-secondary);
  transition: all var(--transition);
}
.social-link:hover {
  background: var(--accent);
  color: var(--bg);
  transform: translateY(-2px);
}
.social-link svg { width: 18px; height: 18px; }

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  color: var(--text-inverse);
  padding: 5rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
.footer-brand .brand-name {
  font-size: 1.8rem;
  color: var(--text-inverse);
  display: block;
  margin-bottom: 1rem;
}
.footer-brand p {
  color: rgba(255,255,255,0.6);
  font-size: 0.95rem;
  max-width: 280px;
}
.footer-links h4,
.footer-social h4 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
  color: rgba(255,255,255,0.4);
}
.footer-links ul li { margin-bottom: 0.75rem; }
.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }
.footer-social .social-links { gap: 0.75rem; }
.footer-social .social-link {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.7);
}
.footer-social .social-link:hover {
  background: var(--accent);
  color: var(--bg-dark);
}
.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  color: rgba(255,255,255,0.4);
  font-size: 0.85rem;
}

/* ===== Intro Text ===== */
.intro-text {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-style: italic;
  line-height: 1.8;
  color: var(--text);
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

/* ===== About ===== */
.about-content { max-width: 720px; }
.about-content p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}
.about-content p:first-child::first-letter {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  float: left;
  line-height: 1;
  padding-right: 0.5rem;
  color: var(--accent);
  font-weight: 700;
}

/* ===== Work Note ===== */
.work-note {
  text-align: center;
  max-width: 600px;
  margin: 3rem auto 0;
  padding: 2rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-style: italic;
  border-top: 1px solid var(--border);
}

/* ===== Animations ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes divider-grow {
  from { width: 0; }
  to { width: 60px; }
}
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
}
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    padding: 2rem 1.5rem;
    gap: 0;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 0.85rem 0;
    font-size: 1rem;
  }
  .nav-links a::after { display: none; }
  .nav-cta { text-align: center; margin-top: 0.5rem; }
  .hero .brand-name { font-size: clamp(2.8rem, 12vw, 4.5rem); }
  .card-grid, .project-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .pillars, .process-steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .section { padding: 4rem 0; }
  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + 4rem);
    padding-bottom: 4rem;
  }
}
@media (max-width: 480px) {
  .hero .brand-name { font-size: clamp(2.2rem, 14vw, 3.2rem); }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}