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

:root {
  --midnight: #0a1628;
  --midnight-light: #132240;
  --midnight-mid: #1a2d4a;
  --mint: #5eead4;
  --mint-dark: #3dd4ba;
  --mint-pale: #e6faf7;
  --white: #ffffff;
  --off-white: #f8fafc;
  --gray-50: #f1f5f9;
  --gray-100: #e2e8f0;
  --gray-200: #cbd5e1;
  --gray-300: #94a3b8;
  --gray-400: #64748b;
  --gray-500: #475569;
  --gray-600: #334155;
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--gray-600);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── NAV ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gray-100);
  transition: box-shadow 0.3s var(--ease-out);
}

.nav.scrolled {
  box-shadow: 0 1px 20px rgba(10, 22, 40, 0.06);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 1.125rem;
  letter-spacing: 0.08em;
  color: var(--midnight);
  text-transform: uppercase;
}

.nav-logo-accent {
  color: var(--mint-dark);
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--gray-500);
  transition: color 0.2s;
  text-transform: uppercase;
}

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

.nav-cta {
  background: var(--midnight);
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: 100px;
  font-size: 0.8125rem !important;
  font-weight: 400;
  letter-spacing: 0.04em;
  transition: background 0.2s, transform 0.2s var(--ease-out) !important;
  text-transform: uppercase;
}

.nav-cta:hover {
  background: var(--midnight-light);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--midnight);
  transition: transform 0.3s var(--ease-out), opacity 0.2s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--white);
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mint-dark);
  border: 1px solid var(--mint);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero-headline {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.2;
  color: var(--midnight);
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.hero-headline em {
  font-style: italic;
  color: var(--mint-dark);
}

.hero-sub {
  font-size: 1.0625rem;
  color: var(--gray-400);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 460px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 56px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 16px 32px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.btn-primary {
  background: var(--midnight);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--midnight-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(10, 22, 40, 0.2);
}

.btn-ghost {
  background: transparent;
  color: var(--midnight);
  border: 1px solid var(--gray-200);
}

.btn-ghost:hover {
  border-color: var(--midnight);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-stat-num {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--midnight);
}

.hero-stat-label {
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-300);
}

.hero-right {
  position: relative;
}

.hero-img-wrap {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 560/700;
}

.hero-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-accent-line {
  position: absolute;
  bottom: -24px;
  left: -24px;
  width: 120px;
  height: 120px;
  border-left: 1px solid var(--mint);
  border-bottom: 1px solid var(--mint);
  z-index: -1;
}

/* ── SECTION COMMON ── */
.section {
  padding: 120px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 72px;
}

.section-tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mint-dark);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  color: var(--midnight);
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1rem;
  color: var(--gray-400);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ── SERVICES ── */
.services {
  background: var(--off-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 16px;
  padding: 40px 32px;
  transition: all 0.3s var(--ease-out);
}

.service-card:hover {
  border-color: var(--mint);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(10, 22, 40, 0.06);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--mint-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.service-icon svg {
  width: 22px;
  height: 22px;
  color: var(--mint-dark);
}

.service-card h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  color: var(--midnight);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--gray-400);
  line-height: 1.7;
}

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

.about-img-col {
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 520/620;
}

.about-img-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-text-col .section-tag {
  margin-bottom: 16px;
}

.about-text-col .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.about-text-col p {
  font-size: 1rem;
  color: var(--gray-400);
  line-height: 1.85;
  margin-bottom: 16px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--gray-500);
}

.about-feature svg {
  width: 18px;
  height: 18px;
  color: var(--mint-dark);
  flex-shrink: 0;
}

/* ── WHY ── */
.why {
  background: var(--midnight);
  color: var(--white);
}

.why .section-tag {
  color: var(--mint);
}

.why .section-title {
  color: var(--white);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
}

.why-item {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.why-num {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--mint);
  line-height: 1;
  margin-bottom: 16px;
}

.why-item h3 {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.why-item p {
  font-size: 0.9375rem;
  color: var(--gray-300);
  line-height: 1.8;
  max-width: 400px;
}

/* ── CONTACT ── */
.contact {
  background: var(--off-white);
}

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

.contact-info .section-tag {
  margin-bottom: 16px;
}

.contact-info .section-title {
  text-align: left;
  margin-bottom: 16px;
}

.contact-info > p {
  font-size: 1rem;
  color: var(--gray-400);
  line-height: 1.8;
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-detail svg {
  width: 20px;
  height: 20px;
  color: var(--mint-dark);
  flex-shrink: 0;
  margin-top: 3px;
}

.contact-detail div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-detail a {
  font-size: 1rem;
  font-weight: 400;
  color: var(--midnight);
  transition: color 0.2s;
}

.contact-detail a:hover {
  color: var(--mint-dark);
}

.contact-detail span:last-child {
  font-size: 0.8125rem;
  color: var(--gray-300);
}

/* ── FORM ── */
.contact-form {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 16px;
  padding: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--midnight);
  background: var(--off-white);
  border: 1px solid var(--gray-100);
  border-radius: 10px;
  padding: 14px 16px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--mint-dark);
  box-shadow: 0 0 0 3px rgba(94, 234, 212, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-200);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-success {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding: 16px 20px;
  background: var(--mint-pale);
  border-radius: 10px;
  border: 1px solid var(--mint);
}

.form-success svg {
  width: 20px;
  height: 20px;
  color: var(--mint-dark);
  flex-shrink: 0;
}

.form-success p {
  font-size: 0.875rem;
  color: var(--midnight);
}

/* ── FOOTER ── */
.footer {
  background: var(--midnight);
  color: var(--gray-300);
  padding: 64px 0 32px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-brand p {
  font-size: 0.9375rem;
  color: var(--gray-400);
  margin-top: 12px;
  max-width: 280px;
  line-height: 1.7;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--gray-400);
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--mint);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  font-size: 0.8125rem;
  color: var(--gray-500);
}

/* ── REVEAL ANIMATIONS ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
  }

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

/* ── MOBILE ── */
@media (max-width: 900px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 32px 24px;
    gap: 20px;
    border-bottom: 1px solid var(--gray-100);
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 0.4s var(--ease-out), opacity 0.3s;
    pointer-events: none;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-right {
    order: -1;
  }

  .hero-img-wrap {
    aspect-ratio: 4/3;
  }

  .hero-accent-line {
    display: none;
  }

  .hero-stats {
    gap: 24px;
  }

  .services-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-img-col {
    aspect-ratio: 4/3;
  }

  .why-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .section {
    padding: 80px 0;
  }

  .hero {
    padding: 100px 0 60px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 24px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }
}