/* =============================================
   JKLMN Realty - Main Stylesheet
   Color Scheme: Deep Blue-Gray + Vivid Orange
   ============================================= */

:root {
  --clr-primary: #1E2130;
  --clr-accent: #E85D04;
  --clr-accent-hover: #CC5200;
  --clr-accent-light: #FFF0E6;
  --clr-bg: #EBEFF2;
  --clr-card: #FFFFFF;
  --clr-text: #1E293B;
  --clr-text-light: #64748B;
  --clr-text-muted: #94A3B8;
  --clr-border: #D1D5DB;
  --clr-dark: #0F172A;
  --clr-success: #059669;
  --clr-success-bg: #ECFDF5;
  --clr-error: #DC2626;
  --clr-error-bg: #FEF2F2;
  --clr-section-alt: #F1F5F9;
  --clr-hero-overlay: #1E2130;
  --transition: 0.3s ease;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--clr-text);
  background: var(--clr-bg);
  overflow-x: hidden;
}

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

a:hover {
  color: var(--clr-accent-hover);
}

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

ul {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--clr-primary);
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }

/* =============================================
   NAVIGATION - Class-based fixed nav
   ============================================= */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--clr-primary);
  padding: 0 24px;
  transition: background var(--transition);
}

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

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

.nav-brand {
  font-size: 1.35rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.5px;
}

.nav-brand span {
  color: var(--clr-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  color: #CBD5E1;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--clr-accent);
  transition: width var(--transition);
}

.nav-links a:hover {
  color: #FFFFFF;
}

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

.nav-cta {
  background: var(--clr-accent);
  color: #FFFFFF !important;
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 700;
  transition: background var(--transition);
}

.nav-cta:hover {
  background: var(--clr-accent-hover);
}

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

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

.nav-toggle span {
  display: block;
  width: 28px;
  height: 3px;
  background: #FFFFFF;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--clr-hero-overlay);
  position: relative;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(232, 93, 4, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 30%, rgba(148, 163, 184, 0.1) 0%, transparent 50%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  color: #FFFFFF;
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
}

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

.hero-content p {
  color: #94A3B8;
  font-size: 1.15rem;
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 520px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}

.btn-primary {
  background: var(--clr-accent);
  color: #FFFFFF;
  border-color: var(--clr-accent);
}

.btn-primary:hover {
  background: var(--clr-accent-hover);
  border-color: var(--clr-accent-hover);
  color: #FFFFFF;
}

.btn-outline {
  background: transparent;
  color: #FFFFFF;
  border-color: #475569;
}

.btn-outline:hover {
  border-color: #FFFFFF;
  color: #FFFFFF;
}

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

.hero-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  backdrop-filter: blur(10px);
}

.hero-icon {
  font-size: 4rem;
  margin-bottom: 20px;
  display: block;
}

.hero-stat {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--clr-accent);
  line-height: 1;
  margin-bottom: 8px;
}

.hero-stat-label {
  color: #94A3B8;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* =============================================
   SECTION COMMONS
   ============================================= */
.section {
  padding: 100px 24px;
}

.section-alt {
  background: var(--clr-section-alt);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}

.section-header .tag {
  display: inline-block;
  background: var(--clr-accent-light);
  color: var(--clr-accent);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  color: var(--clr-text-light);
  font-size: 1.1rem;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

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

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

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-accent);
}

.service-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--clr-text-light);
  font-size: 0.95rem;
}

/* =============================================
   PROCESS SECTION
   ============================================= */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.process-step {
  text-align: center;
  padding: 32px 24px;
  position: relative;
}

.process-step::after {
  content: '';
  position: absolute;
  top: 56px;
  right: -20px;
  width: 40px;
  height: 2px;
  background: var(--clr-border);
}

.process-step:last-child::after {
  display: none;
}

.process-number {
  width: 56px;
  height: 56px;
  background: var(--clr-accent);
  color: #FFFFFF;
  font-size: 1.5rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.process-step h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.process-step p {
  color: var(--clr-text-light);
  font-size: 0.9rem;
}

/* =============================================
   STATS COUNTER SECTION
   ============================================= */
.stats-section {
  background: var(--clr-primary);
  padding: 80px 24px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.stat-item {
  text-align: center;
}

.stat-value {
  font-size: 3rem;
  font-weight: 800;
  color: var(--clr-accent);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  color: #94A3B8;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* =============================================
   TESTIMONIALS / FEATURES
   ============================================= */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 32px;
  border-radius: var(--radius);
  transition: background var(--transition);
}

.feature-item:hover {
  background: var(--clr-card);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  font-size: 2rem;
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  background: var(--clr-accent-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-text h4 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.feature-text p {
  color: var(--clr-text-light);
  font-size: 0.9rem;
}

/* =============================================
   CONTACT SECTION
   ============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info h2 {
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--clr-text-light);
  margin-bottom: 32px;
}

.contact-detail {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 20px;
}

.contact-detail-icon {
  width: 48px;
  height: 48px;
  background: var(--clr-accent-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-detail-text strong {
  display: block;
  font-size: 0.85rem;
  color: var(--clr-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.contact-detail-text span {
  color: var(--clr-text);
  font-weight: 600;
}

.contact-form {
  background: var(--clr-card);
  padding: 40px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-md);
}

.contact-form h3 {
  margin-bottom: 24px;
}

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

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 8px;
  color: var(--clr-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--clr-border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  color: var(--clr-text);
  background: var(--clr-bg);
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--clr-accent);
}

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

.form-submit {
  width: 100%;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 700;
  background: var(--clr-accent);
  color: #FFFFFF;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: background var(--transition);
}

.form-submit:hover {
  background: var(--clr-accent-hover);
}

.form-feedback {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  display: none;
}

.form-feedback.success {
  display: block;
  background: var(--clr-success-bg);
  color: var(--clr-success);
  border: 1px solid var(--clr-success);
}

.form-feedback.error {
  display: block;
  background: var(--clr-error-bg);
  color: var(--clr-error);
  border: 1px solid var(--clr-error);
}

/* =============================================
   CTA BANNER
   ============================================= */
.cta-banner {
  background: linear-gradient(135deg, var(--clr-primary) 0%, #2D1B4E 100%);
  padding: 80px 24px;
  text-align: center;
}

.cta-banner h2 {
  color: #FFFFFF;
  margin-bottom: 16px;
}

.cta-banner p {
  color: #94A3B8;
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 32px;
}

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  background: var(--clr-dark);
  padding: 60px 24px 24px;
  color: #94A3B8;
}

.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand h3 {
  color: #FFFFFF;
  font-size: 1.35rem;
  margin-bottom: 12px;
}

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

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1rem;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.footer-col ul li a {
  color: #94A3B8;
  font-size: 0.9rem;
  transition: color var(--transition);
}

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

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid #1E293B;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

.footer-bottom a {
  color: var(--clr-accent);
  font-weight: 600;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-step::after { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--clr-primary);
    flex-direction: column;
    gap: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
  }

  .nav-links.open {
    max-height: 500px;
    padding: 20px 24px;
    box-shadow: var(--shadow-lg);
  }

  .nav-links a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid #2D3A50;
  }

  .nav-links a:last-child {
    border-bottom: none;
  }

  .nav-cta {
    display: inline-block;
    margin-top: 8px;
    text-align: center;
  }

  .nav-toggle { display: flex; }

  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-content h1 { font-size: 2.25rem; }
  .hero-content { text-align: center; }
  .hero-content p { max-width: 100%; }
  .hero-buttons { justify-content: center; }

  .services-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }

  .section { padding: 64px 20px; }
  .stats-section { padding: 48px 20px; }
  .cta-banner { padding: 56px 20px; }

  .stat-value { font-size: 2.25rem; }

  .contact-form { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; }
  .btn { justify-content: center; width: 100%; }
  .footer-bottom { flex-direction: column; text-align: center; }
}