/* ============================================
   Nexus Executive Management Tax & Advisory Group - Global Styles
   ============================================ */

:root {
  --navy: #07101f;
  --navy-deep: #030812;
  --white: #FFFFFF;
  --blue: #4f8cff;
  --blue-light: #7fb0ff;
  --gray: #8f9bb3;
  --gray-light: #e8edf5;
  --gold: #c9a227;
  --gold-soft: #f4d98a;
  --surface: rgba(10, 18, 34, 0.72);
  --surface-strong: rgba(7, 16, 31, 0.94);
  --border: rgba(255, 255, 255, 0.08);
  --font-display: 'Space Grotesk', 'Inter', 'Helvetica Neue', 'Arial', sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', 'Arial', sans-serif;
  --font-mono: 'SF Mono', 'Monaco', 'Consolas', monospace;
  --transition-smooth: cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-body);
  color: var(--navy);
  background:
    radial-gradient(circle at top left, rgba(79, 140, 255, 0.12), transparent 32%),
    radial-gradient(circle at top right, rgba(201, 162, 39, 0.1), transparent 28%),
    linear-gradient(180deg, #f7f9fc 0%, #eef3f9 42%, #f9fbfd 100%);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.28) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.28) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at center, black 42%, transparent 100%);
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.02;
}

h1 { font-size: clamp(2.8rem, 7vw, 6rem); }
h2 { font-size: clamp(2rem, 4.5vw, 3.5rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: clamp(1.2rem, 1.8vw, 1.5rem); }

p {
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--gray);
}

.label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--blue);
}

/* Custom Cursor */
.cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--blue);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--transition-smooth), 
              height 0.3s var(--transition-smooth),
              background 0.3s var(--transition-smooth);
}

.cursor.hover {
  width: 44px;
  height: 44px;
  background: transparent;
  border: 2px solid var(--blue);
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 6vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s var(--transition-smooth),
              backdrop-filter 0.4s var(--transition-smooth),
              border-color 0.4s var(--transition-smooth);
}

.nav.scrolled {
  background: rgba(7, 16, 31, 0.88);
  backdrop-filter: blur(22px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav.scrolled .nav-link {
  color: var(--white);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  z-index: 1001;
}

.nav-logo img {
  height: 76px;
  width: auto;
  transition: transform 0.35s var(--transition-smooth), filter 0.35s var(--transition-smooth);
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.18));
}

.nav-logo:hover img {
  transform: translateY(-1px) scale(1.01);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--white);
  position: relative;
  padding: 0.5rem 0;
  transition: color 0.3s var(--transition-smooth);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--blue);
  transition: width 0.4s var(--transition-smooth);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link:hover {
  color: var(--blue);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 0.45rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(16px);
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  transition: all 0.4s var(--transition-smooth);
}

.nav.open .menu-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.nav.open .menu-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero Section */
.hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  padding: 10rem 0 6rem;
  background:
    radial-gradient(circle at 20% 20%, rgba(79, 140, 255, 0.16), transparent 28%),
    radial-gradient(circle at 80% 18%, rgba(201, 162, 39, 0.16), transparent 22%),
    linear-gradient(180deg, #07101f 0%, #030812 100%);
  overflow: hidden;
  display: grid;
  place-items: center;
}

.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 980px;
  padding: 0 2rem;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--blue);
  margin-bottom: 2rem;
  display: block;
}

.hero-title {
  color: var(--white);
  margin-bottom: 1.2rem;
  font-weight: 700;
  text-shadow: 0 18px 60px rgba(0, 0, 0, 0.32);
}

.hero-ticker {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: rgba(255, 255, 255, 0.54);
  letter-spacing: 0.15em;
  margin-bottom: 2.5rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: rgba(255, 255, 255, 0.65);
  max-width: 680px;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.1rem 2.5rem;
  background: linear-gradient(135deg, var(--gold) 0%, var(--blue) 100%);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-radius: 50px;
  transition: all 0.4s var(--transition-smooth);
  box-shadow: 0 18px 40px rgba(79, 140, 255, 0.24);
}

.hero-cta:hover {
  background: var(--white);
  color: var(--navy);
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(4, 102, 200, 0.25);
}

.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.scroll-indicator span {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: rgba(255, 255, 255, 0.4);
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--blue), transparent);
  animation: scrollPulse 2.5s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(0.4); opacity: 0.3; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* Section Base */
.section {
  padding: 14vh 6vw;
  position: relative;
}

.section-dark {
  background:
    radial-gradient(circle at top, rgba(79, 140, 255, 0.14), transparent 32%),
    linear-gradient(180deg, #07101f 0%, #030812 100%);
  color: var(--white);
}

.section-dark p {
  color: rgba(255, 255, 255, 0.6);
}

.section-header {
  max-width: 700px;
  margin-bottom: 5rem;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--blue);
  margin-bottom: 1.25rem;
  display: block;
}

.section-title {
  margin-bottom: 1.25rem;
}

.section-title,
.intro-title {
  text-wrap: balance;
}

/* Intro / Split Section */
.intro {
  background: var(--white);
  min-height: 70vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8vw;
  align-items: start;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}

.intro-title {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  line-height: 1.05;
  color: var(--navy);
}

.intro-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--gray);
  padding: 2rem;
  border: 1px solid rgba(7, 16, 31, 0.08);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 25px 70px rgba(7, 16, 31, 0.08);
  backdrop-filter: blur(18px);
}

.intro-body p + p {
  margin-top: 1.25rem;
}

.intro-divider {
  width: 50px;
  height: 2px;
  background: var(--blue);
  margin: 1.5rem 0;
}

/* Accordion Section */
.accordion-stage {
  position: relative;
  width: 100%;
  min-height: 100vh;
  overflow: hidden;
  background:
    radial-gradient(circle at 10% 10%, rgba(79, 140, 255, 0.08), transparent 24%),
    linear-gradient(180deg, #f9fbfd 0%, #eef3f9 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0 6vw 10vh;
}

.accordion-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 0.7s ease;
}

.accordion-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(3, 8, 18, 0.18), rgba(3, 8, 18, 0.8));
}

.accordion-title {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 700;
  color: var(--white);
  white-space: nowrap;
  pointer-events: none;
  z-index: 5;
  font-family: var(--font-display);
  letter-spacing: -0.03em;
  opacity: 0.9;
}

.accordion-list {
  position: relative;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.accordion-item {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--navy);
  cursor: pointer;
  padding: 1.25rem 1.5rem;
  border-bottom: 2px solid transparent;
  transition: all 0.4s var(--transition-smooth);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  flex: 1;
  text-align: center;
  min-width: 200px;
  box-shadow: 0 12px 35px rgba(7, 16, 31, 0.08);
}

.accordion-item:hover,
.accordion-item.active {
  color: var(--blue);
  border-bottom-color: var(--blue);
  background: var(--white);
}

/* Dimensional Text Stack */
.text-stack-container {
  position: relative;
  height: 350vh;
}

.text-stack-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 1000px;
  overflow: hidden;
  background:
    radial-gradient(circle at center, rgba(79, 140, 255, 0.12), transparent 30%),
    linear-gradient(180deg, #07101f 0%, #030812 100%);
}

.stack-block {
  position: absolute;
  font-size: clamp(2.5rem, 10vw, 10rem);
  font-weight: 700;
  color: var(--white);
  white-space: nowrap;
  transform-style: preserve-3d;
  will-change: transform;
  font-family: var(--font-display);
  letter-spacing: -0.03em;
}

.stack-block:nth-child(even) {
  color: var(--blue);
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  max-width: 1200px;
  margin: 0 auto;
  background: rgba(0, 18, 51, 0.08);
}

.service-row {
  padding: 2.5rem 3rem;
  background: rgba(255, 255, 255, 0.82);
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  cursor: pointer;
  transition: all 0.4s var(--transition-smooth);
  border: 1px solid rgba(7, 16, 31, 0.08);
  backdrop-filter: blur(16px);
}

.service-row:hover {
  background: var(--navy);
  transform: translateY(-2px);
  box-shadow: 0 24px 60px rgba(7, 16, 31, 0.12);
}

.service-row:hover .service-num {
  color: var(--blue);
}

.service-row:hover h4 {
  color: var(--white);
}

.service-row:hover p {
  color: rgba(255, 255, 255, 0.6);
}

.service-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--blue);
  transition: color 0.3s var(--transition-smooth);
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.service-row h4 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  transition: color 0.3s var(--transition-smooth);
}

.service-row p {
  font-size: 0.9rem;
  transition: color 0.3s var(--transition-smooth);
}

/* Contact Form */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 6vw;
  max-width: 1200px;
  margin: 0 auto;
  align-items: start;
  position: relative;
}

.form-group {
  margin-bottom: 1.75rem;
}

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--navy);
  margin-bottom: 0.6rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 1rem 0;
  border: none;
  border-bottom: 1px solid rgba(7, 16, 31, 0.16);
  background: rgba(255, 255, 255, 0.72);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--navy);
  outline: none;
  transition: border-color 0.3s var(--transition-smooth);
  border-radius: 12px 12px 0 0;
}

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

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-group select {
  cursor: pointer;
  appearance: none;
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.1rem 2.75rem;
  background: linear-gradient(135deg, var(--navy) 0%, #0d1d36 100%);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.4s var(--transition-smooth);
}

.btn-submit:hover {
  background: var(--blue);
  transform: translateY(-2px);
  box-shadow: 0 15px 35px rgba(4, 102, 200, 0.25);
}

.contact-info h3 {
  margin-bottom: 2rem;
  font-size: 1.8rem;
}

.contact-detail {
  margin-bottom: 1.75rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid rgba(7, 16, 31, 0.08);
}

.contact-detail:last-of-type {
  border-bottom: none;
}

.contact-detail h5 {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--blue);
  margin-bottom: 0.4rem;
}

.contact-detail p {
  font-size: 1rem;
  color: var(--navy);
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem;
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: 0.5rem;
  text-shadow: 0 20px 35px rgba(0, 0, 0, 0.2);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gray);
}

/* Page Hero (smaller) */
.page-hero {
  position: relative;
  width: 100%;
  min-height: 68vh;
  padding: 10rem 0 5rem;
  background:
    radial-gradient(circle at 20% 18%, rgba(79, 140, 255, 0.16), transparent 28%),
    radial-gradient(circle at 80% 20%, rgba(201, 162, 39, 0.14), transparent 24%),
    linear-gradient(180deg, #07101f 0%, #030812 100%);
  overflow: hidden;
  display: grid;
  place-items: center;
}

.page-hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.page-hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 820px;
  padding: 0 2rem;
}

/* Footer */
.footer {
  background: linear-gradient(180deg, #030812 0%, #07101f 100%);
  padding: 5rem 6vw 2.5rem;
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
  max-width: 1400px;
  margin: 0 auto 4rem;
}

.footer-brand img {
  height: 88px;
  width: auto;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.88rem;
  max-width: 300px;
  line-height: 1.7;
}

.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--blue);
  margin-bottom: 1.25rem;
}

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

.footer-col li {
  margin-bottom: 0.6rem;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.88rem;
  transition: color 0.3s var(--transition-smooth);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.footer-bottom p {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.3);
}

/* Page Transition */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--blue);
  z-index: 9998;
  transform: translateY(100%);
  pointer-events: none;
}

/* Animations */
.js .hero-title,
.js .hero-ticker,
.js .hero-subtitle,
.js .hero-cta,
.js .scroll-indicator,
.js .fade-up {
  opacity: 0;
  transform: translateY(50px);
}

.js .hero-ticker {
  transform: translateY(20px);
}

.js .hero-cta {
  transform: translateY(20px);
}

.js .scroll-indicator {
  transform: translateX(-50%) translateY(30px);
}

/* Responsive */
@media (max-width: 1024px) {
  .intro-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .accordion-list {
    flex-direction: column;
  }
  
  .accordion-item {
    min-width: auto;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 92px;
    left: 6vw;
    right: 6vw;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 1rem;
    background: rgba(7, 16, 31, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
    transform: translateY(-140%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.35s var(--transition-smooth),
      opacity 0.35s var(--transition-smooth),
      visibility 0.35s var(--transition-smooth);
  }

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

  .nav-link {
    color: var(--white);
    padding: 0.8rem 0.9rem;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .section {
    padding: 10vh 6vw;
  }

  .nav-logo img {
    height: 62px;
  }

  .footer-brand img {
    height: 72px;
  }
}

@media (max-width: 540px) {
  .hero,
  .page-hero {
    min-height: 92vh;
    padding-top: 8rem;
  }

  .hero-content,
  .page-hero-content {
    padding: 0 1.25rem;
  }

  .intro-body,
  .contact-info .mt-10 {
    padding: 1.25rem;
  }

  .accordion-stage {
    padding-bottom: 8vh;
  }
}

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