/* ==========================================================================
   EMPIRE SHORELINE CONSULTING — Style System
   Luxury Corporate / Executive Consulting
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

/* ---------- Variables ---------- */
:root {
  --navy: #0c1a2e;
  --navy-deep: #080f1c;
  --navy-light: #132240;
  --ivory: #f5f0e8;
  --ivory-light: #faf7f2;
  --champagne: #c9a96e;
  --champagne-light: #d4b97e;
  --champagne-dark: #a88a4e;
  --champagne-glow: rgba(201, 169, 110, 0.12);
  --white: #ffffff;
  --gray-100: #f0ece4;
  --gray-200: #e0dbd2;
  --gray-300: #c8c2b8;
  --gray-400: #9e978c;
  --gray-500: #736d63;
  --gray-600: #52504a;
  --gray-700: #3a3832;
  --text-dark: #0c1a2e;
  --text-body: #52504a;
  --text-light: #9e978c;
  --text-on-dark: #e0dbd2;
  --font-serif: Georgia, 'Times New Roman', 'Palatino Linotype', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition-fast: 0.2s ease;
  --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  --section-padding: 140px;
  --container-max: 1140px;
  --nav-height: 88px;
}

/* ---------- Base ---------- */
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-body);
  background-color: var(--ivory-light);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

/* ---------- Typography ---------- */
h1, h2, h3 {
  font-family: var(--font-serif);
  color: var(--text-dark);
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.75rem, 6vw, 5rem);
  letter-spacing: -0.01em;
  font-weight: 400;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 400;
}

h4 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
}

p {
  color: var(--text-body);
  max-width: 600px;
}

.label {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--champagne);
  display: inline-block;
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--transition-base);
}

.nav:not(.scrolled) {
  background: transparent;
}

.nav.scrolled {
  height: 72px;
  background: rgba(250, 247, 242, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}

.nav-logo img {
  height: 38px;
  width: auto;
  transition: all var(--transition-base);
}

.nav:not(.scrolled) .nav-logo img {
  filter: brightness(0) invert(1);
}

.nav.scrolled .nav-logo img {
  height: 32px;
}

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

.nav-links a {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: all var(--transition-fast);
}

.nav:not(.scrolled) .nav-links a {
  color: rgba(255,255,255,0.7);
}

.nav:not(.scrolled) .nav-links a:hover,
.nav:not(.scrolled) .nav-links a.active {
  color: var(--white);
}

.nav.scrolled .nav-links a {
  color: var(--text-body);
}

.nav.scrolled .nav-links a:hover,
.nav.scrolled .nav-links a.active {
  color: var(--text-dark);
}

.nav-cta-link {
  font-weight: 600 !important;
  letter-spacing: 0.08em !important;
  padding: 10px 24px;
  border: 1px solid;
  transition: all var(--transition-base) !important;
}

.nav:not(.scrolled) .nav-cta-link {
  border-color: rgba(255,255,255,0.3);
  color: var(--white) !important;
}

.nav:not(.scrolled) .nav-cta-link:hover {
  border-color: var(--champagne);
  color: var(--champagne) !important;
}

.nav.scrolled .nav-cta-link {
  border-color: var(--champagne);
  color: var(--champagne) !important;
}

.nav.scrolled .nav-cta-link:hover {
  background: var(--champagne);
  color: var(--white) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  z-index: 1001;
}

.hamburger span {
  display: block;
  height: 1.5px;
  border-radius: 1px;
  transition: all var(--transition-base);
}

.nav:not(.scrolled) .hamburger span {
  background: var(--white);
}

.nav.scrolled .hamburger span {
  background: var(--navy);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--ivory-light);
  z-index: 999;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 28px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.mobile-menu a {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--text-dark);
  transition: color var(--transition-fast);
}

.mobile-menu a:hover {
  color: var(--champagne);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 16px 36px;
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--champagne);
  color: var(--navy);
}

.btn-primary:hover {
  background: var(--champagne-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 169, 110, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  border-color: var(--champagne);
  color: var(--champagne);
}

.btn-outline-dark {
  background: transparent;
  color: var(--text-dark);
  border: 1px solid var(--gray-300);
}

.btn-outline-dark:hover {
  border-color: var(--champagne);
  color: var(--champagne);
}

.btn-arrow {
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  overflow: hidden;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--navy-deep) 0%, var(--navy) 40%, var(--navy-light) 100%);
}

/* Animated horizon line */
.hero-horizon {
  position: absolute;
  bottom: 35%;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--champagne) 30%, var(--champagne) 70%, transparent 100%);
  opacity: 0.25;
}

.hero-horizon::before {
  content: '';
  position: absolute;
  top: -40px;
  left: 0;
  right: 0;
  height: 80px;
  background: radial-gradient(ellipse at 50% 50%, rgba(201, 169, 110, 0.06) 0%, transparent 70%);
}

.hero-glow {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 169, 110, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 32px;
  max-width: 800px;
}

.hero-label {
  margin-bottom: 32px;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 28px;
  font-weight: 400;
}

.hero h1 em {
  font-style: italic;
  color: var(--champagne);
}

.hero-text {
  font-size: 1.0625rem;
  color: var(--text-on-dark);
  margin: 0 auto 48px;
  max-width: 560px;
  line-height: 1.8;
  opacity: 0.8;
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- Section Common ---------- */
section {
  padding: var(--section-padding) 0;
}

.section-header {
  margin-bottom: 64px;
}

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

.section-header p {
  margin-top: 20px;
  font-size: 1rem;
}

.section-line {
  width: 48px;
  height: 1px;
  background: var(--champagne);
  margin-top: 24px;
}

/* ---------- About ---------- */
.about {
  background: var(--ivory-light);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-content .label {
  margin-bottom: 16px;
}

.about-content h2 {
  margin-bottom: 24px;
}

.about-content p {
  font-size: 1rem;
  margin-bottom: 16px;
}

.about-visual {
  position: relative;
  background: var(--navy);
  padding: 60px 48px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.about-visual::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--champagne), transparent);
}

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

.about-stat-number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--champagne);
  line-height: 1;
  margin-bottom: 8px;
}

.about-stat-label {
  font-size: 0.8125rem;
  color: var(--text-on-dark);
  opacity: 0.6;
}

/* ---------- Capabilities ---------- */
.capabilities {
  background: var(--ivory);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.capability-card {
  padding: 48px;
  background: var(--ivory-light);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-base);
  position: relative;
}

.capability-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--champagne);
  transition: width var(--transition-slow);
}

.capability-card:hover {
  box-shadow: 0 12px 40px rgba(12, 26, 46, 0.06);
  transform: translateY(-4px);
}

.capability-card:hover::after {
  width: 100%;
}

.capability-number {
  font-family: var(--font-serif);
  font-size: 0.875rem;
  color: var(--champagne);
  margin-bottom: 20px;
  letter-spacing: 0.1em;
}

.capability-card h3 {
  margin-bottom: 12px;
}

.capability-card p {
  font-size: 0.9375rem;
}

/* ---------- Market Expansion ---------- */
.expansion {
  background: var(--ivory-light);
}

.expansion-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.expansion-content h2 {
  margin-bottom: 24px;
}

.expansion-content > p {
  font-size: 1rem;
  margin-bottom: 20px;
}

.expansion-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}

.expansion-feature {
  display: flex;
  gap: 12px;
  align-items: start;
  font-size: 0.9375rem;
}

.expansion-feature::before {
  content: '';
  width: 6px;
  height: 6px;
  min-width: 6px;
  background: var(--champagne);
  border-radius: 50%;
  margin-top: 8px;
}

.expansion-quote {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.5;
  color: var(--text-dark);
  padding: 48px;
  background: var(--ivory);
  border-left: 3px solid var(--champagne);
  font-style: italic;
}

/* ---------- Business Development ---------- */
.bizdev {
  background: var(--navy);
  color: var(--text-on-dark);
}

.bizdev .label {
  color: var(--champagne);
}

.bizdev h2 {
  color: var(--white);
}

.bizdev-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.bizdev-item {
  padding: 40px 32px;
  border: 1px solid rgba(255,255,255,0.08);
  transition: all var(--transition-base);
}

.bizdev-item:hover {
  border-color: rgba(201, 169, 110, 0.3);
  background: rgba(201, 169, 110, 0.04);
}

.bizdev-item h3 {
  color: var(--white);
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.bizdev-item p {
  color: var(--text-on-dark);
  font-size: 0.9375rem;
  opacity: 0.7;
}

/* ---------- Leadership ---------- */
.leadership {
  background: var(--ivory-light);
}

.leadership-content {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.leadership-content h2 {
  margin-bottom: 24px;
}

.leadership-content > p {
  font-size: 1rem;
  margin: 0 auto 40px;
}

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

.leadership-value {
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
  background: var(--ivory);
  transition: all var(--transition-base);
}

.leadership-value:hover {
  border-color: var(--champagne);
}

.leadership-value h4 {
  margin-bottom: 8px;
}

.leadership-value p {
  font-size: 0.875rem;
  margin: 0 auto;
}

/* ---------- Philosophy ---------- */
.philosophy {
  background: var(--ivory);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}

.philosophy-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.philosophy-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.5;
  color: var(--text-dark);
  font-style: italic;
  margin-bottom: 24px;
}

.philosophy-quote span {
  color: var(--champagne);
}

.philosophy-attribution {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--champagne);
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: var(--navy);
  color: var(--white);
  text-align: center;
  padding: 160px 0;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: 20px;
}

.cta-section p {
  color: var(--text-on-dark);
  margin: 0 auto 48px;
  font-size: 1rem;
  max-width: 480px;
  opacity: 0.7;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--navy-deep);
  color: var(--text-on-dark);
  padding: 64px 0 32px;
  border-top: 1px solid rgba(201, 169, 110, 0.1);
}

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

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-top: 16px;
  color: var(--gray-500);
}

.footer h4 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 20px;
}

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

.footer ul a {
  font-size: 0.875rem;
  color: var(--gray-500);
  transition: color var(--transition-fast);
}

.footer ul a:hover {
  color: var(--champagne-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: var(--gray-600);
}

.footer-social {
  display: flex;
  gap: 20px;
}

.footer-social a {
  font-size: 0.8125rem;
  color: var(--gray-600);
  transition: color var(--transition-fast);
}

.footer-social a:hover {
  color: var(--champagne);
}

/* ---------- Scroll Reveal ---------- */
/* Default: fully visible. JS adds .js-loaded to body to enable animations. */
.reveal {
  opacity: 1;
  transform: translateY(0);
}

.js-loaded .reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }
.reveal-delay-4 { transition-delay: 0.6s; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  :root {
    --section-padding: 100px;
  }

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

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

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

  .leadership-values {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

@media (max-width: 768px) {
  :root {
    --section-padding: 80px;
    --nav-height: 72px;
  }

  .container {
    padding: 0 20px;
  }

  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-menu {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding: 160px 0 100px;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .expansion-quote {
    padding: 32px 24px;
    font-size: 1.25rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --section-padding: 64px;
  }

  .container {
    padding: 0 16px;
  }

  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .capability-card {
    padding: 32px 24px;
  }

  .cta-section {
    padding: 100px 0;
  }
}

/* ---------- Accessibility ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }

  .reveal, .js-loaded .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}

:focus-visible {
  outline: 2px solid var(--champagne);
  outline-offset: 4px;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  padding: 12px 24px;
  background: var(--champagne);
  color: var(--navy);
  font-weight: 600;
  z-index: 9999;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}