/* ===== CSS Variables & Reset ===== */
:root {
  --color-navy: #1B2D4F;
  --color-navy-dark: #111D33;
  --color-terracotta: #CC5A3D;
  --color-terracotta-hover: #AD482E;
  --color-teal: #2D8B7F;
  --color-teal-dark: #1F6B61;
  --color-cream: #FAF7F2;
  --color-cream-alt: #EFEBE2;
  --color-text: #1C1C1C;
  --color-text-light: #FAF7F2;
  --color-muted: #6B7280;
  --color-border: #D5D1C8;
  --color-white: #FFFFFF;
  --color-card-bg: #FFFFFF;
  --color-form-bg: #F2EFE9;
  --color-success: #15803D;
  --color-nav-bg: #1B2D4F;
  --font-heading: 'Georgia', 'Times New Roman', serif;
  --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --max-width: 1200px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.25;
  color: var(--color-navy);
}

a {
  color: var(--color-teal);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-teal-dark);
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--color-nav-bg);
  transition: background-color var(--transition);
}

.nav.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-light);
  letter-spacing: 0.5px;
}

.nav-logo span {
  color: var(--color-terracotta);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2px;
}

.nav-links a {
  display: block;
  padding: 10px 18px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-light);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition), color var(--transition);
}

.nav-links a:hover {
  background-color: rgba(250,247,242,0.12);
  color: var(--color-text-light);
}

.nav-links a.nav-cta {
  background-color: var(--color-terracotta);
  color: var(--color-text-light);
  border-radius: var(--radius-md);
  margin-left: 8px;
}

.nav-links a.nav-cta:hover {
  background-color: var(--color-terracotta-hover);
}

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

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background-color: var(--color-text-light);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ===== Hero ===== */
.hero {
  padding: 160px 0 100px;
  background: linear-gradient(135deg, var(--color-navy) 0%, #253D66 50%, #1B2D4F 100%);
  color: var(--color-text-light);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -15%;
  right: -10%;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(204,90,61,0.25) 0%, transparent 70%);
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -8%;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(45,139,127,0.2) 0%, transparent 70%);
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-content h1 span {
  color: var(--color-terracotta);
}

.hero-content p {
  font-size: 1.15rem;
  color: #D1D5DB;
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  font-family: var(--font-body);
}

.btn-primary {
  background-color: var(--color-terracotta);
  border-color: var(--color-terracotta);
  color: var(--color-text-light);
}

.btn-primary:hover {
  background-color: var(--color-terracotta-hover);
  border-color: var(--color-terracotta-hover);
  color: var(--color-text-light);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-text-light);
  color: var(--color-text-light);
}

.btn-outline:hover {
  background-color: var(--color-text-light);
  color: var(--color-navy);
}

.btn-teal {
  background-color: var(--color-teal);
  border-color: var(--color-teal);
  color: var(--color-text-light);
}

.btn-teal:hover {
  background-color: var(--color-teal-dark);
  border-color: var(--color-teal-dark);
  color: var(--color-text-light);
}

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

.hero-card {
  background-color: rgba(250,247,242,0.08);
  border: 1px solid rgba(250,247,242,0.15);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  backdrop-filter: blur(4px);
}

.hero-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background-color: var(--color-terracotta);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-icon svg {
  width: 40px;
  height: 40px;
  fill: var(--color-text-light);
}

.hero-card h3 {
  font-size: 1.35rem;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.hero-card p {
  font-size: 0.9375rem;
  color: #B0B8C4;
  line-height: 1.6;
}

/* ===== Section Headers ===== */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: var(--color-terracotta);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
}

.section-header p {
  font-size: 1.0625rem;
  color: var(--color-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== Services ===== */
.services {
  padding: 100px 0;
  background-color: var(--color-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background-color: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.service-icon {
  width: 56px;
  height: 56px;
  background-color: var(--color-teal);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  fill: var(--color-text-light);
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.65;
}

/* ===== Process / How We Work ===== */
.process {
  padding: 100px 0;
  background-color: var(--color-cream);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.process-step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 52px;
  height: 52px;
  background-color: var(--color-navy);
  color: var(--color-text-light);
  font-size: 1.35rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  position: relative;
  z-index: 2;
}

.process-step h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* ===== Stats / Counters ===== */
.stats {
  padding: 80px 0;
  background-color: var(--color-navy);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item {
  padding: 24px;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-terracotta);
  font-family: var(--font-heading);
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.9375rem;
  color: #C4CBD6;
  font-weight: 500;
}

/* ===== About ===== */
.about {
  padding: 100px 0;
  background-color: var(--color-white);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text h2 {
  font-size: 2.25rem;
  margin-bottom: 20px;
}

.about-text p {
  font-size: 1rem;
  color: var(--color-muted);
  margin-bottom: 16px;
  line-height: 1.7;
}

.about-features {
  list-style: none;
  margin-top: 28px;
}

.about-features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.about-features li::before {
  content: '';
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  background-color: var(--color-teal);
  border-radius: 50%;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23FAF7F2'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
  background-size: 14px;
  background-position: center;
  background-repeat: no-repeat;
}

.about-visual {
  background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-teal-dark) 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  color: var(--color-text-light);
}

.about-visual h3 {
  font-size: 1.5rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.about-visual p {
  font-size: 0.9375rem;
  color: #D6E8E5;
  line-height: 1.65;
}

/* ===== Contact ===== */
.contact {
  padding: 100px 0;
  background-color: var(--color-cream-alt);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.contact-info h2 {
  font-size: 2.25rem;
  margin-bottom: 16px;
}

.contact-info > p {
  font-size: 1rem;
  color: var(--color-muted);
  margin-bottom: 36px;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 24px;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  background-color: var(--color-teal);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--color-text-light);
}

.contact-detail h4 {
  font-size: 1rem;
  margin-bottom: 2px;
}

.contact-detail p {
  font-size: 0.9375rem;
  color: var(--color-muted);
}

.contact-form {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact-form h3 {
  font-size: 1.35rem;
  margin-bottom: 28px;
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  font-size: 0.9375rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-cream);
  color: var(--color-text);
  transition: border-color var(--transition);
  font-family: var(--font-body);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-teal);
  background-color: var(--color-white);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-submit {
  width: 100%;
}

.form-message {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 500;
  display: none;
}

.form-message.success {
  display: block;
  background-color: #DCFCE7;
  color: #15803D;
  border: 1px solid #BBF7D0;
}

.form-message.error {
  display: block;
  background-color: #FEE2E2;
  color: #B91C1C;
  border: 1px solid #FECACA;
}

/* ===== Footer ===== */
.footer {
  background-color: var(--color-navy-dark);
  color: #B0B8C4;
  padding: 60px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.9375rem;
  margin-top: 14px;
  line-height: 1.65;
}

.footer-brand h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.footer-brand h3 span {
  color: var(--color-terracotta);
}

.footer-col h4 {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-text-light);
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 0.9375rem;
  color: #B0B8C4;
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--color-text-light);
}

.footer-bottom {
  border-top: 1px solid rgba(250,247,242,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.875rem;
}

.footer-bottom p {
  color: #8B95A8;
}

/* ===== Scroll To Top ===== */
.scroll-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  background-color: var(--color-terracotta);
  color: var(--color-text-light);
  border: none;
  border-radius: 50%;
  font-size: 1.25rem;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition), transform var(--transition);
}

.scroll-top.visible {
  display: flex;
}

.scroll-top:hover {
  background-color: var(--color-terracotta-hover);
  transform: translateY(-2px);
}

/* ===== Fade-in on scroll ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-content p { max-width: 100%; margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-visual { display: none; }
  .about-inner { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 68px;
    left: 0;
    width: 100%;
    background-color: var(--color-nav-bg);
    flex-direction: column;
    padding: 20px 24px;
    gap: 4px;
    transform: translateY(-150%);
    transition: transform 0.35s ease;
    box-shadow: var(--shadow-md);
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .nav-links a.nav-cta {
    margin-left: 0;
    text-align: center;
  }

  .nav-toggle { display: flex; }

  .hero { padding: 120px 0 60px; }
  .hero-content h1 { font-size: 2.2rem; }

  .services { padding: 64px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .section-header h2 { font-size: 2rem; }

  .process { padding: 64px 0; }
  .process-steps { grid-template-columns: 1fr; }

  .stats { padding: 56px 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .about { padding: 64px 0; }
  .contact { padding: 64px 0; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .section-header { margin-bottom: 40px; }
}

@media (max-width: 480px) {
  .hero-content h1 { font-size: 1.75rem; }
  .section-header h2 { font-size: 1.65rem; }
  .stats-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-buttons .btn { width: 100%; }
  .btn { width: 100%; }
}