/* ============================================
   LAYOUT
   ============================================ */

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: var(--container-padding);
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  transition: background var(--duration-normal) var(--ease-in-out),
              border-color var(--duration-normal) var(--ease-in-out);
  border-bottom: 1px solid transparent;
}

.nav--scrolled {
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-bottom-color: var(--border);
}

body.light .nav--scrolled {
  background: rgba(250, 250, 250, 0.88);
}

.nav__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: var(--container-padding);
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__logo {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.nav__logo-dot {
  color: var(--text-muted);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  margin-left: auto;
}

.nav__link {
  position: relative;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--duration-normal) var(--ease-in-out);
  padding: 0.25rem 0;
}

.nav__link:hover,
.nav__link.active {
  color: var(--text-primary);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-left: var(--space-lg);
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 24px;
  height: 24px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__hamburger span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: transform var(--duration-normal) var(--ease-out),
              opacity var(--duration-fast) var(--ease-in-out);
}

.nav__hamburger.active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

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

.nav__hamburger.active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 5rem;
}

.hero__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: var(--container-padding);
  width: 100%;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.hero__status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4ade80;
  animation: statusPulse 2s infinite;
}

.hero__name {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.0;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
}

.hero__name-filled {
  display: block;
  color: var(--text-primary);
}

.hero__name-outline {
  display: inline;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--text-primary);
}

.hero__dot {
  color: var(--text-muted);
}

.hero__role {
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.hero__desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
}

.hero__cta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.hero__social {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.hero__social a {
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: color var(--duration-normal) var(--ease-in-out);
}

.hero__social a:hover {
  color: var(--text-primary);
}

.hero__scroll-cue {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.hero__scroll-cue span {
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scrollCue 2s ease-in-out infinite;
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  padding-block: var(--space-section);
  position: relative;
  z-index: 1;
}

/* Section labels — code-style numbered headings */
.section-label {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.section-label__number {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  white-space: nowrap;
  flex-shrink: 0;
}

.section-label__text {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
  flex-shrink: 0;
}

.section-label__line {
  flex: 1;
  height: 1px;
  background: var(--border);
  min-width: 40px;
}

.section__subheading {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-md);
}

.section__intro {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* ============================================
   FLUID BACKGROUND
   ============================================ */
.fluid-bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.12;
  display: none;
}