/* === YOUBEYOU CORPORATION — Brand Immersion Journey === */
:root {
  --deep-indigo: #1A1A4E;
  --rose-gold: #B76E79;
  --ivory: #FDF8F0;
  --deep-indigo-light: #252560;
  --rose-gold-dark: #9A5B65;
  --text-dark: #1A1A2E;
  --text-light: #FDF8F0;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

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

/* === Skip Link === */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--deep-indigo);
  color: var(--ivory);
  padding: 12px 24px;
  z-index: 10000;
  text-decoration: none;
  font-weight: 600;
}

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

/* === Navigation === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(26, 26, 78, 0.92);
  backdrop-filter: blur(12px);
  transition: var(--transition);
  border-bottom: 1px solid rgba(183, 110, 121, 0.2);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ivory);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.logo svg {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.logo-text {
  color: var(--rose-gold);
}

/* === Hamburger === */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 28px;
  height: 2.5px;
  background: var(--ivory);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8.5px) rotate(45deg);
}

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

.hamburger.active span:nth-child(3) {
  transform: translateY(-8.5px) rotate(-45deg);
}

/* === Nav Links === */
.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: var(--ivory);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.4px;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--rose-gold);
  transition: width var(--transition);
}

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

.nav-links a:hover,
.nav-links a:focus {
  color: var(--rose-gold);
}

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

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--deep-indigo);
    flex-direction: column;
    justify-content: center;
    gap: 40px;
    transition: right var(--transition);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    font-size: 1.2rem;
  }
}

/* === Hero — Testimonial Quote Area === */
.hero-quote {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--deep-indigo) 0%, #2D2D6B 50%, var(--deep-indigo-light) 100%);
  color: var(--ivory);
  padding: 120px 32px 80px;
  position: relative;
  overflow: hidden;
}

.hero-quote::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 60%, rgba(183, 110, 121, 0.08) 0%, transparent 60%),
              radial-gradient(circle at 70% 30%, rgba(183, 110, 121, 0.05) 0%, transparent 50%);
  animation: heroPulse 12s ease-in-out infinite;
}

@keyframes heroPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.hero-inner {
  max-width: 900px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--rose-gold);
  margin-bottom: 24px;
  font-weight: 600;
}

.hero-quote-text {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 300;
  line-height: 1.45;
  font-style: italic;
  margin-bottom: 32px;
  color: var(--ivory);
}

.hero-quote-text em {
  color: var(--rose-gold);
  font-style: italic;
}

.hero-attribution {
  font-size: 1rem;
  color: var(--rose-gold);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(12px); }
}

.hero-scroll-indicator svg {
  width: 32px;
  height: 32px;
  opacity: 0.6;
}

/* === Gradient Transitions === */
.gradient-transition {
  height: 100px;
  position: relative;
}

.gradient-indigo-to-ivory {
  background: linear-gradient(to bottom, var(--deep-indigo), var(--ivory));
}

.gradient-ivory-to-indigo {
  background: linear-gradient(to bottom, var(--ivory), var(--deep-indigo));
}

.gradient-indigo-to-rose {
  background: linear-gradient(to bottom, var(--deep-indigo), rgba(183, 110, 121, 0.15));
}

.gradient-rose-to-ivory {
  background: linear-gradient(to bottom, rgba(183, 110, 121, 0.15), var(--ivory));
}

/* === Narrative Sections === */
.narrative-section {
  padding: 100px 32px;
  max-width: 1280px;
  margin: 0 auto;
}

.narrative-block {
  max-width: 800px;
  margin: 0 auto 100px;
  text-align: center;
}

.narrative-block:last-child {
  margin-bottom: 0;
}

.narrative-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 5px;
  color: var(--rose-gold);
  margin-bottom: 16px;
  font-weight: 700;
}

.narrative-heading {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--deep-indigo);
  margin-bottom: 28px;
  font-weight: 300;
  line-height: 1.3;
}

.narrative-heading strong {
  color: var(--rose-gold);
  font-weight: 700;
}

.narrative-body {
  font-size: 1.1rem;
  color: var(--text-dark);
  opacity: 0.9;
  margin-bottom: 20px;
  line-height: 1.8;
}

/* === Success Metrics Badges === */
.metrics-scatter {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  max-width: 1100px;
  margin: 80px auto 0;
}

.metric-badge {
  background: #FFFFFF;
  border: 1px solid rgba(26, 26, 78, 0.08);
  border-radius: 16px;
  padding: 36px 24px;
  text-align: center;
  transition: var(--transition);
  box-shadow: 0 2px 16px rgba(26, 26, 78, 0.06);
  position: relative;
  overflow: hidden;
}

.metric-badge::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--deep-indigo), var(--rose-gold));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.metric-badge:hover::before {
  transform: scaleX(1);
}

.metric-number {
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--deep-indigo);
  margin-bottom: 8px;
  line-height: 1;
}

.metric-number span {
  color: var(--rose-gold);
  font-size: 1.8rem;
}

.metric-label {
  font-size: 0.9rem;
  color: var(--text-dark);
  opacity: 0.7;
  font-weight: 500;
}

@media (max-width: 768px) {
  .metrics-scatter {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .metrics-scatter {
    grid-template-columns: 1fr;
  }
}

/* === Flip Cards (Capabilities) === */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 1100px;
  margin: 60px auto 0;
}

.flip-card {
  perspective: 1200px;
  height: 340px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner,
.flip-card:focus-within .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 16px;
  padding: 40px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.flip-card-front {
  background: #FFFFFF;
  border: 1px solid rgba(26, 26, 78, 0.1);
  box-shadow: 0 4px 24px rgba(26, 26, 78, 0.06);
}

.flip-card-back {
  background: var(--deep-indigo);
  color: var(--ivory);
  transform: rotateY(180deg);
}

.flip-card-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
  color: var(--rose-gold);
}

.flip-card-front h3 {
  font-size: 1.2rem;
  color: var(--deep-indigo);
  margin-bottom: 8px;
  font-weight: 600;
}

.flip-card-back h3 {
  font-size: 1.15rem;
  color: var(--rose-gold);
  margin-bottom: 16px;
  font-weight: 600;
}

.flip-card-back p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--ivory);
  opacity: 0.9;
}

@media (max-width: 900px) {
  .capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .capabilities-grid {
    grid-template-columns: 1fr;
  }
}

/* === Dark Narrative Section === */
.dark-section {
  background: var(--deep-indigo);
  color: var(--ivory);
  padding: 120px 32px;
}

.dark-section .narrative-heading {
  color: var(--ivory);
}

.dark-section .narrative-body {
  color: var(--ivory);
  opacity: 0.85;
}

/* === Process Timeline === */
.process-flow {
  display: flex;
  gap: 24px;
  max-width: 1100px;
  margin: 60px auto 0;
  flex-wrap: wrap;
  justify-content: center;
}

.process-step {
  flex: 1;
  min-width: 180px;
  max-width: 240px;
  text-align: center;
  padding: 32px 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  border: 1px solid rgba(253, 248, 240, 0.08);
  transition: var(--transition);
}

.process-step:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.process-num {
  font-size: 3rem;
  font-weight: 700;
  color: var(--rose-gold);
  opacity: 0.4;
  margin-bottom: 12px;
  line-height: 1;
}

.process-step h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  color: var(--ivory);
}

.process-step p {
  font-size: 0.9rem;
  opacity: 0.7;
  color: var(--ivory);
}

/* === Bottom CTA === */
.cta-anchor {
  padding: 100px 32px 120px;
  background: linear-gradient(180deg, var(--deep-indigo) 0%, #0F0F35 100%);
  text-align: center;
  color: var(--ivory);
}

.cta-anchor h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 300;
  margin-bottom: 20px;
  color: var(--ivory);
}

.cta-anchor h2 strong {
  color: var(--rose-gold);
}

.cta-anchor p {
  font-size: 1.15rem;
  opacity: 0.8;
  margin-bottom: 40px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  color: var(--ivory);
}

.btn-primary {
  display: inline-block;
  background: var(--rose-gold);
  color: var(--ivory);
  padding: 16px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.5px;
  transition: var(--transition);
  border: 2px solid var(--rose-gold);
}

.btn-primary:hover,
.btn-primary:focus {
  background: transparent;
  color: var(--rose-gold);
}

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--rose-gold);
  padding: 16px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.5px;
  transition: var(--transition);
  border: 2px solid var(--rose-gold);
  margin-left: 20px;
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: var(--rose-gold);
  color: var(--ivory);
}

@media (max-width: 600px) {
  .btn-secondary {
    margin-left: 0;
    margin-top: 16px;
  }
}

/* === Footer === */
.site-footer {
  background: #0F0F35;
  color: var(--ivory);
  padding: 60px 32px 40px;
  font-size: 0.9rem;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}

.footer-brand p {
  opacity: 0.7;
  margin-top: 16px;
  max-width: 360px;
  color: var(--ivory);
}

.footer-links h4 {
  color: var(--rose-gold);
  margin-bottom: 20px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 3px;
}

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

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--ivory);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity var(--transition);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--rose-gold);
}

.footer-bottom {
  max-width: 1280px;
  margin: 40px auto 0;
  padding-top: 32px;
  border-top: 1px solid rgba(253, 248, 240, 0.1);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8rem;
  opacity: 0.5;
  color: var(--ivory);
}

@media (max-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* === Legal Pages === */
.legal-hero {
  background: linear-gradient(135deg, var(--deep-indigo) 0%, #2D2D6B 100%);
  color: var(--ivory);
  padding: 140px 32px 80px;
  text-align: center;
}

.legal-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  margin-bottom: 12px;
}

.legal-hero p {
  opacity: 0.7;
  font-size: 1rem;
  color: var(--ivory);
}

.legal-content {
  max-width: 820px;
  margin: 0 auto;
  padding: 80px 32px;
}

.legal-content section {
  margin-bottom: 56px;
}

.legal-content h2 {
  font-size: 1.5rem;
  color: var(--deep-indigo);
  margin-bottom: 20px;
  font-weight: 600;
}

.legal-content p {
  margin-bottom: 16px;
  color: var(--text-dark);
  line-height: 1.85;
  font-size: 1.05rem;
}

/* === Animations === */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* === Focus Styles === */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--rose-gold);
  outline-offset: 3px;
}

/* === Selection === */
::selection {
  background: var(--rose-gold);
  color: var(--ivory);
}

/* === Utility === */
.text-center { text-align: center; }