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

:root {
  /* Light sections */
  --bg: #fafafa;
  --bg-card: #ffffff;
  --border: #e5e5e5;
  --border-hover: #ccc;
  --text: #1a1a1a;
  --text-muted: #666;
  --text-dim: #999;

  /* Dark sections */
  --dark: #0a0a0a;
  --dark-elevated: #141414;
  --dark-border: #2a2a2a;
  --dark-text: #f0f0f0;
  --dark-text-muted: #999;

  /* Accent */
  --accent: #f1a32f;
  --accent-hover: #e09520;
  --accent-glow: rgba(241, 163, 47, 0.15);

  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 80px;
  --space-2xl: 120px;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  /* Fonts */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  --transition: 0.3s ease;
}

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

body {
  font-family: var(--font-body);
  color: var(--text);
  line-height: 1.6;
  background: var(--bg);
  overflow-x: hidden;
}

body.nav-open { overflow: hidden; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* === BASE TYPOGRAPHY === */
h1, h2, h3 { font-family: var(--font-heading); }

h1 {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h2 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

h3 {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  font-family: var(--font-body);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn-accent {
  background: var(--accent);
  color: var(--dark);
}

.btn-accent:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.25);
  color: var(--dark-text);
}

.btn-ghost:hover {
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.05);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.1rem;
}

/* === SECTION COMMON === */
.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: var(--space-xs);
}

.section-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 580px;
  margin: var(--space-sm) auto 0;
  line-height: 1.7;
}

.section-cta {
  text-align: center;
  margin-top: var(--space-lg);
}

/* === ANIMATIONS === */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-reveal].revealed {
  opacity: 1;
  transform: none;
}

/* Stagger helper cards */
.helpers-grid [data-reveal]:nth-child(2) { transition-delay: 0.1s; }
.helpers-grid [data-reveal]:nth-child(3) { transition-delay: 0.2s; }
.helpers-grid [data-reveal]:nth-child(4) { transition-delay: 0.3s; }

/* Stagger result cards */
.results-grid [data-reveal]:nth-child(2) { transition-delay: 0.08s; }
.results-grid [data-reveal]:nth-child(3) { transition-delay: 0.16s; }
.results-grid [data-reveal]:nth-child(4) { transition-delay: 0.24s; }
.results-grid [data-reveal]:nth-child(5) { transition-delay: 0.32s; }
.results-grid [data-reveal]:nth-child(6) { transition-delay: 0.4s; }

/* Stagger problem cards */
.problems-grid [data-reveal]:nth-child(2) { transition-delay: 0.08s; }
.problems-grid [data-reveal]:nth-child(3) { transition-delay: 0.16s; }
.problems-grid [data-reveal]:nth-child(4) { transition-delay: 0.24s; }
.problems-grid [data-reveal]:nth-child(5) { transition-delay: 0.32s; }
.problems-grid [data-reveal]:nth-child(6) { transition-delay: 0.4s; }

/* === NAV === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 72px;
  display: flex;
  align-items: center;
  background: transparent;
  transition: background var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}

.nav--solid {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo img {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: filter var(--transition);
}

.nav--solid .nav-logo img {
  filter: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition);
}

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

.nav--solid .nav-links a { color: var(--text-muted); }
.nav--solid .nav-links a:hover { color: var(--accent); }

.nav-cta {
  padding: 10px 22px;
  font-size: 0.85rem;
}

.nav--solid .nav-cta {
  background: var(--accent);
  color: var(--dark);
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav-burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark-text);
  transition: all var(--transition);
  transform-origin: center;
}

.nav--solid .nav-burger span { background: var(--text); }

.nav-burger.active span:nth-child(1) { transform: rotate(45deg) translate(3px, 3px); }
.nav-burger.active span:nth-child(2) { transform: rotate(-45deg) translate(3px, -3px); }

/* Mobile nav overlay */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99;
  background: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-nav.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav-links {
  list-style: none;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.mobile-nav-links a {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark-text);
  transition: color var(--transition);
}

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

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--dark);
  overflow: hidden;
  padding: var(--space-2xl) 0;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 800px;
  height: 800px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(241, 163, 47, 0.35) 0%, rgba(241, 163, 47, 0.08) 40%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  text-align: center;
  z-index: 1;
}

.hero-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.hero h1 {
  color: var(--dark-text);
  margin-bottom: var(--space-md);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--dark-text-muted);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* === LOGO BAR === */
.logo-bar {
  padding: var(--space-lg) 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.logo-bar .container {
  text-align: center;
}

.logo-bar-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: var(--space-md);
}

.logo-bar-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.client-logo {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  opacity: 0.3;
  transition: opacity var(--transition);
  user-select: none;
}

.client-logo:hover { opacity: 0.7; }

/* === PROBLEMS === */
.problems {
  padding: var(--space-2xl) 0;
  background: var(--bg);
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  max-width: 800px;
  margin: 0 auto;
}

.problem-card {
  padding: var(--space-md) var(--space-md) var(--space-md) var(--space-lg);
  border-left: 3px solid var(--accent);
  background: var(--bg-card);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  position: relative;
}

.problem-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* === HELPERS === */
.helpers {
  padding: var(--space-2xl) 0;
  background: var(--bg);
}

.helpers-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.helper-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-md);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.helper-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 40px var(--accent-glow);
}

.helper-top {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.helper-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  opacity: 0.6;
}

.helper-card h3 {
  color: var(--text);
}

.helper-situation {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.helper-includes {
  list-style: none;
  margin-bottom: var(--space-md);
}

.helper-includes li {
  font-size: 0.9rem;
  color: var(--text);
  padding: 6px 0;
  padding-left: 24px;
  position: relative;
}

.helper-includes li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 12px;
  height: 6px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

.helper-outcome {
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border);
}

.helper-outcome-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 4px;
}

.helper-outcome p {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* === ABOUT === */
.about {
  padding: var(--space-2xl) 0;
  background: var(--bg);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--space-xl);
  align-items: center;
}

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

.about-content h2 {
  color: var(--text);
  margin-bottom: var(--space-sm);
}

.about-content p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.about-stats {
  display: flex;
  gap: var(--space-lg);
  margin-top: var(--space-md);
}

.stat { text-align: left; }

.stat-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about-photo-wrap {
  position: relative;
  aspect-ratio: 1;
  max-width: 280px;
  margin-left: auto;
}

.about-photo-wrap::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    var(--accent),
    rgba(241, 163, 47, 0.3),
    var(--accent),
    rgba(241, 163, 47, 0.3),
    var(--accent)
  );
  z-index: 0;
  animation: halo-spin 6s linear infinite;
}

.about-photo-wrap::after {
  content: '';
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}

@keyframes halo-spin {
  to { transform: rotate(360deg); }
}

.about-photo {
  width: 100%;
  border-radius: 50%;
  position: relative;
  z-index: 1;
  border: 4px solid var(--bg);
  aspect-ratio: 1;
  object-fit: cover;
}

/* === RESULTS === */
.results {
  padding: var(--space-2xl) 0;
  background: #f5f5f5;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: border-color var(--transition);
}

.result-card:hover { border-color: var(--accent); }

.result-metric {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--space-xs);
}

.result-card h3 {
  font-size: 1.05rem;
  color: var(--text);
  margin-bottom: var(--space-xs);
}

.result-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-sm);
}

.result-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 100px;
  padding: 4px 12px;
  opacity: 0.7;
}

/* === TESTIMONIALS === */
.testimonials {
  padding: var(--space-2xl) 0;
  background: var(--bg);
}

.carousel {
  position: relative;
  overflow: hidden;
  max-width: 800px;
  margin: 0 auto;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.carousel-slide {
  min-width: 100%;
  padding: 0 var(--space-sm);
  box-sizing: border-box;
}

.testimonial-card {
  padding: var(--space-lg);
  text-align: center;
}

.testimonial-card blockquote {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--text);
  line-height: 1.8;
  margin-bottom: var(--space-md);
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: center;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-author cite {
  font-style: normal;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  display: block;
  text-align: left;
}

.testimonial-role {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: left;
}

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.carousel-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  cursor: pointer;
  font-size: 1rem;
  color: var(--text);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.carousel-dots {
  display: flex;
  gap: 8px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  padding: 0;
}

.carousel-dot.active {
  background: var(--accent);
  transform: scale(1.25);
}

/* === PROCESS === */
.process {
  padding: var(--space-2xl) 0;
  background: var(--bg);
}

.process-steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}

.process-step {
  flex: 1;
  text-align: center;
  padding: var(--space-md);
  max-width: 300px;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.process-step h3 {
  color: var(--text);
  margin-bottom: var(--space-xs);
}

.process-step p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.process-line {
  width: 60px;
  height: 1px;
  background: var(--border);
  margin-top: 48px;
  flex-shrink: 0;
}

/* === FINAL CTA === */
.final-cta {
  position: relative;
  padding: var(--space-2xl) 0;
  background: var(--dark);
  text-align: center;
  overflow: hidden;
}

.final-cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 500px;
  height: 500px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.final-cta-content {
  position: relative;
  z-index: 1;
}

.final-cta h2 {
  color: var(--dark-text);
  margin-bottom: var(--space-sm);
}

.final-cta p {
  font-size: 1.1rem;
  color: var(--dark-text-muted);
  margin-bottom: var(--space-lg);
}

/* === FOOTER === */
.footer {
  padding: var(--space-md) 0;
  background: var(--dark);
  border-top: 1px solid var(--dark-border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: center;
}

.footer-logo {
  height: 28px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.5;
}

.footer-links {
  display: flex;
  gap: var(--space-md);
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--dark-text-muted);
  transition: color var(--transition);
}

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

.footer-copy {
  font-size: 0.8rem;
  color: var(--dark-text-muted);
  opacity: 0.4;
}

/* === RESPONSIVE (tablet) === */
@media (max-width: 1024px) {
  h1 { font-size: 2.8rem; }
  h2 { font-size: 2rem; }

  .results-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { gap: var(--space-lg); }
}

/* === RESPONSIVE (mobile) === */
@media (max-width: 768px) {
  :root {
    --space-2xl: 80px;
  }

  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.75rem; }

  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-burger { display: flex; }

  .hero { min-height: auto; padding: 140px 0 var(--space-xl); }
  .hero-sub { font-size: 1rem; }

  .logo-bar-grid { gap: var(--space-md); }
  .client-logo { font-size: 0.95rem; }

  .problems-grid { grid-template-columns: repeat(2, 1fr); }

  .helpers-grid { grid-template-columns: 1fr; }
  .helper-card { padding: var(--space-md); }

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

  .about-content .section-label { text-align: center; }

  .about-photo-wrap {
    order: -1;
    max-width: 220px;
    margin: 0 auto;
  }

  .about-stats { justify-content: center; }
  .stat { text-align: center; }

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

  .process-steps { flex-direction: column; align-items: center; }
  .process-line {
    width: 1px;
    height: 40px;
    margin: 0;
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

/* === RESPONSIVE (small) === */
@media (max-width: 480px) {
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.5rem; }

  .problems-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  .btn-lg { width: 100%; }

  .about-stats { flex-direction: column; gap: var(--space-sm); }
}