/* ===== RESET & BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --midnight: #0A1F3F;
  --midnight-light: #132D54;
  --mint: #5EEAD4;
  --mint-dark: #3ECFB5;
  --mint-subtle: rgba(94, 234, 212, 0.08);
  --white: #FFFFFF;
  --off-white: #F8FAFB;
  --gray-50: #F1F5F9;
  --gray-100: #E2E8F0;
  --gray-200: #CBD5E1;
  --gray-300: #94A3B8;
  --gray-400: #64748B;
  --gray-500: #475569;
  --gray-600: #334155;
  --text: #1E293B;
  --text-light: #64748B;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --nav-height: 72px;
  --section-padding: clamp(80px, 12vw, 140px);
}

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

body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

.nav.scrolled {
  background: rgba(10, 31, 63, 0.97);
  box-shadow: 0 1px 0 rgba(94, 234, 212, 0.15);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  font-size: 15px;
  color: var(--white);
  letter-spacing: 0.01em;
}

.nav-logo span {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 13px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.3s ease;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--mint);
  transition: width 0.3s ease;
}

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

.nav-links a:hover::after {
  width: 100%;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--mint) !important;
  font-weight: 500 !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  font-size: 14px !important;
}

.nav-phone::after {
  display: none !important;
}

.nav-phone:hover {
  color: var(--mint-dark) !important;
}

/* Mobile Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

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

.nav-toggle.active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--midnight);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.mobile-menu.open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--white);
  padding: 8px;
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.mobile-link {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  color: var(--white);
  padding: 12px 24px;
  transition: color 0.3s ease;
}

.mobile-link:hover {
  color: var(--mint);
}

.mobile-phone {
  margin-top: 24px;
}

.mobile-phone a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  color: var(--mint);
  font-weight: 500;
  padding: 12px 24px;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  max-height: 1200px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 31, 63, 0.92) 0%,
    rgba(10, 31, 63, 0.78) 50%,
    rgba(10, 31, 63, 0.60) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
  width: 100%;
}

.hero-tag {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mint);
  margin-bottom: 32px;
}

.hero-tag-line {
  width: 40px;
  height: 1px;
  background: var(--mint);
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 5.5vw, 72px);
  font-weight: 500;
  line-height: 1.1;
  color: var(--white);
  max-width: 800px;
  margin-bottom: 28px;
}

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

.hero-sub {
  font-size: clamp(16px, 1.4vw, 19px);
  color: rgba(255, 255, 255, 0.7);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 44px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.03em;
  padding: 14px 28px;
  border-radius: 4px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--mint-dark);
  border-color: var(--mint-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(94, 234, 212, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-ghost:hover {
  border-color: var(--white);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 15px;
}

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

/* Hero Scroll Indicator */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(94, 234, 212, 0.6), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.4; transform: scaleY(0.6); }
}

/* ===== SECTIONS ===== */
.section {
  padding: var(--section-padding) 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mint-dark);
  margin-bottom: 16px;
  position: relative;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 500;
  line-height: 1.15;
  color: var(--midnight);
  margin-bottom: 20px;
}

.section-title em {
  font-style: italic;
  color: var(--midnight-light);
}

.section-desc {
  font-size: 17px;
  color: var(--text-light);
  line-height: 1.7;
  font-weight: 300;
}

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

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

.service-card {
  background: var(--white);
  border-radius: 8px;
  padding: 40px 32px;
  border: 1px solid var(--gray-100);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--mint);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.service-card:hover {
  border-color: transparent;
  box-shadow: 0 16px 48px rgba(10, 31, 63, 0.08);
  transform: translateY(-4px);
}

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

.service-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--mint-subtle);
  color: var(--midnight);
  margin-bottom: 24px;
}

.service-card h3 {
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 600;
  color: var(--midnight);
  margin-bottom: 12px;
  line-height: 1.3;
}

.service-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  font-weight: 300;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}

.about-image-wrap {
  position: relative;
}

.about-image-wrap img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: 8px;
}

.about-image-accent {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 120px;
  height: 120px;
  border: 2px solid var(--mint);
  border-radius: 8px;
  z-index: -1;
}

.about-content {
  padding: 20px 0;
}

.about-content .section-tag {
  text-align: left;
}

.about-content .section-title {
  text-align: left;
}

.about-content p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 20px;
  font-weight: 300;
}

.about-stats {
  display: flex;
  gap: 40px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--gray-100);
}

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

.stat-number {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  color: var(--midnight);
  line-height: 1;
}

.stat-label {
  font-size: 12px;
  color: var(--text-light);
  letter-spacing: 0.02em;
  line-height: 1.4;
}

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

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

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

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

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

.why-item {
  position: relative;
  padding-left: 72px;
}

.why-number {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 500;
  color: rgba(94, 234, 212, 0.15);
  line-height: 1;
}

.why-item h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.3;
}

.why-item p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
  font-weight: 300;
}

/* ===== CTA STRIP ===== */
.cta-strip {
  background: var(--mint);
  padding: 64px 0;
}

.cta-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-strip-text h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 500;
  color: var(--midnight);
  line-height: 1.2;
  margin-bottom: 8px;
}

.cta-strip-text p {
  font-size: 15px;
  color: var(--midnight-light);
  font-weight: 300;
}

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

.cta-strip .btn-primary {
  background: var(--midnight);
  color: var(--mint);
  border-color: var(--midnight);
}

.cta-strip .btn-primary:hover {
  background: var(--midnight-light);
  border-color: var(--midnight-light);
  box-shadow: 0 8px 24px rgba(10, 31, 63, 0.3);
}

.cta-strip .btn-ghost {
  border-color: rgba(10, 31, 63, 0.3);
  color: var(--midnight);
}

.cta-strip .btn-ghost:hover {
  border-color: var(--midnight);
  background: rgba(10, 31, 63, 0.05);
}

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

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-item {
  display: flex;
  gap: 20px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  color: var(--midnight);
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--midnight);
  margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
  font-weight: 300;
}

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

.contact-map {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--gray-100);
}

/* Contact Form */
.contact-form-wrap {
  background: var(--white);
  border-radius: 12px;
  padding: 44px;
  border: 1px solid var(--gray-100);
}

.contact-form-wrap h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  color: var(--midnight);
  margin-bottom: 8px;
}

.contact-form-desc {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 32px;
  font-weight: 300;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-100);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 300;
  color: var(--text);
  background: var(--off-white);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-300);
}

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

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

.form-success {
  display: none;
  text-align: center;
  padding: 48px 24px;
}

.form-success.show {
  display: block;
}

.form-success svg {
  margin: 0 auto 20px;
}

.form-success h4 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  color: var(--midnight);
  margin-bottom: 8px;
}

.form-success p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  font-weight: 300;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--midnight);
  color: var(--white);
  padding: 72px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.7;
  margin-top: 16px;
  font-weight: 300;
  max-width: 280px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  font-size: 15px;
  color: var(--white);
}

.footer-logo span {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mint);
  margin-bottom: 20px;
}

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

.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.3s ease;
  font-weight: 300;
}

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

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 300;
  line-height: 1.5;
}

.footer-contact a {
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.3s ease;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 0;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.3);
  font-weight: 300;
}

/* ===== ANIMATIONS ===== */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .why-grid {
    gap: 36px;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    min-height: 600px;
  }

  .hero-headline {
    font-size: clamp(30px, 8vw, 48px);
  }

  .hero-sub {
    font-size: 15px;
  }

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

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

  .about-image-wrap {
    order: -1;
  }

  .about-image-wrap img {
    height: 360px;
  }

  .about-image-accent {
    display: none;
  }

  .about-content .section-tag,
  .about-content .section-title {
    text-align: center;
  }

  .about-content p {
    text-align: center;
  }

  .about-stats {
    justify-content: center;
    flex-wrap: wrap;
    gap: 24px;
  }

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

  .why-item {
    padding-left: 56px;
  }

  .cta-strip-inner {
    flex-direction: column;
    text-align: center;
  }

  .cta-strip-actions {
    flex-direction: column;
    width: 100%;
  }

  .cta-strip-actions .btn {
    justify-content: center;
  }

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

  .contact-form-wrap {
    padding: 28px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

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

  .about-stats {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .stat {
    text-align: center;
  }
}