/* ============================================================
   PIEZA50 — Landing Page Styles
   ============================================================ */

/* ---------- Variables ---------- */
:root {
  --dark:     #26312B;
  --dark2:    #354840;
  --gold:     #F4D77A;
  --gold-lt:  #FFF2C7;
  --sage:     #AFC8A5;
  --sage-lt:  #C9DDB5;
  --cream:    #FCFBF6;
  --white:    #FCFBF6;
  --muted:    rgba(38, 49, 43, 0.55);
  --border:   rgba(38, 49, 43, 0.10);

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans:  'Inter', system-ui, sans-serif;

  --nav-h: 80px;
  --max-w: 1380px;
  --px:    clamp(24px, 5vw, 64px);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  font-weight: 500;
  background: var(--white);
  color: var(--dark2);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
button { background: none; border: none; cursor: pointer; font: inherit; color: inherit; }
ul { list-style: none; }
img, svg { display: block; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--white);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s ease;
}
.nav.scrolled { box-shadow: 0 2px 24px rgba(28,58,46,0.07); }

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--px);
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.nav-sparkle { flex-shrink: 0; }
.nav-brand-text { display: flex; flex-direction: column; gap: 1px; }
.nav-brand-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--dark);
  line-height: 1;
}
.nav-brand-sub {
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.5;
}

/* Nav items */
.nav-items {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.nav-item { position: relative; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dark2);
  opacity: 0.75;
  transition: opacity 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}
.nav-link:hover { opacity: 1; }

.chevron {
  transition: transform 0.2s ease;
  flex-shrink: 0;
  opacity: 0.6;
}
.has-dropdown:hover .chevron,
.has-dropdown.open .chevron { transform: rotate(180deg); opacity: 1; }

/* Dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 8px 32px rgba(28,58,46,0.10);
  min-width: 210px;
  padding: 8px 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 200;
}
.has-dropdown:hover .dropdown,
.has-dropdown.open .dropdown {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: 10px 20px;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--dark2);
  opacity: 0.7;
  transition: opacity 0.15s, background 0.15s;
}
.dropdown-item:hover { opacity: 1; background: rgba(28,58,46,0.04); }

/* CTA button */
.nav-cta {
  flex-shrink: 0;
  background: var(--gold);
  color: var(--dark);
  padding: 12px 24px;
  border-radius: 100px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
}
.nav-cta:hover { background: #D4B850; transform: translateY(-1px); }

/* Mobile burger (hidden on desktop) */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  margin-left: auto;
}
.nav-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  min-height: 100vh;
  padding-top: var(--nav-h);
  display: grid;
  grid-template-columns: 1fr 1fr 140px;
  gap: 0;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--px);
  padding-right: var(--px);
  align-items: center;
  position: relative;
}

/* Hero text (left column) */
.hero-text {
  padding-right: 40px;
  padding-top: 24px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 5.8vw, 5rem);
  font-weight: 500;
  line-height: 1.05;
  color: var(--dark);
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}

/* Word cycling */
.word-wrap {
  position: relative;
  display: inline-block;
}
.cycling-word {
  font-style: italic;
  display: inline-block;
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.cycling-word.exit {
  opacity: 0;
  transform: translateY(-14px);
}
.cycling-word.enter {
  opacity: 0;
  transform: translateY(14px);
}
.title-period { font-family: var(--font-serif); font-weight: 300; }

/* Gold underline below title */
.title-underline {
  width: 180px;
  height: 2px;
  background: var(--gold);
  margin-bottom: 32px;
  border-radius: 1px;
}

.hero-body {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--dark2);
  opacity: 0.75;
  max-width: 400px;
  margin-bottom: 40px;
}

.hero-cta-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dark);
  border-bottom: 1.5px solid var(--dark);
  padding-bottom: 4px;
  transition: color 0.2s, border-color 0.2s;
}
.hero-cta-link:hover { color: var(--gold); border-color: var(--gold); }

/* Brain canvas container (center column) */
.brain-container {
  width: 100%;
  height: min(620px, 80vh);
  position: relative;
}
#brain-canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

/* Hero sidebar (right column) */
.hero-sidebar {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0;
  padding-left: 16px;
  text-align: right;
}
.sidebar-item {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dark2);
  opacity: 0.55;
  line-height: 1.6;
  padding: 10px 0;
}
.sidebar-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
  margin-left: auto;
}

/* ============================================================
   OUR METHOD
   ============================================================ */
.method {
  background: var(--white);
  border-top: 1px solid var(--border);
  padding: 100px var(--px);
}
.method-inner { max-width: var(--max-w); margin: 0 auto; }

.method-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 36px;
}

/* 3-column layout matching the reference */
.method-three-col {
  display: grid;
  grid-template-columns: 300px 1fr 1fr;
  gap: 56px;
  align-items: start;
  margin-bottom: 56px;
}

.method-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 3.5vw, 3.2rem);
  font-weight: 300;
  line-height: 1.12;
  color: var(--dark);
}
.method-title em { font-style: italic; font-weight: 300; }

.method-col-desc p {
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--dark2);
  opacity: 0.72;
  margin-bottom: 28px;
}

.explore-link {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dark);
  border-bottom: 1.5px solid var(--dark);
  padding-bottom: 3px;
  transition: color 0.2s, border-color 0.2s;
}
.explore-link:hover { color: var(--gold); border-color: var(--gold); }

/* Steps row inside col 3 */
.method-steps-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  flex-wrap: nowrap;
}

.method-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  flex: 1;
  min-width: 80px;
}

.step-circle {
  width: 86px;
  height: 86px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.step-sage   { background: var(--sage-lt); }
.step-yellow { background: #F5EDD5; }
.step-dark   { background: var(--dark); }

.step-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dark);
}
.step-desc {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--dark2);
  opacity: 0.65;
}

.step-arrow {
  font-size: 1rem;
  color: var(--dark2);
  opacity: 0.35;
  flex-shrink: 0;
  align-self: center;
  padding-bottom: 48px;
}

.method-footer-text {
  text-align: center;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--dark2);
  opacity: 0.4;
  border-top: 1px solid var(--border);
  padding-top: 32px;
}

/* ============================================================
   ABOUT STUB
   ============================================================ */
.about-stub {
  background: var(--white);
  padding: 100px var(--px);
  text-align: center;
}
.about-stub-inner { max-width: 700px; margin: 0 auto; }
.about-stub .method-label { margin-bottom: 24px; }
.about-stub .method-title { white-space: normal; margin-bottom: 28px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr 1fr; }
  .hero-sidebar { display: none; }
  .brain-container { height: min(520px, 70vw); }
}

@media (max-width: 768px) {
  :root { --px: 20px; }

  /* Nav mobile */
  .nav-items { display: none; flex-direction: column; align-items: stretch; }
  .nav-items.open { display: flex; position: absolute; top: var(--nav-h); left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--border); padding: 12px 0; z-index: 200; }
  .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .nav-inner { gap: 0; }

  /* Hero mobile: stack vertically */
  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    min-height: auto;
    padding-top: calc(var(--nav-h) + 40px);
    padding-bottom: 40px;
    gap: 32px;
  }
  .hero-text { padding-right: 0; }
  .hero-title { font-size: 2.4rem; }
  .brain-container { height: 60vw; min-height: 280px; }

  /* Method */
  .method-three-col { grid-template-columns: 1fr; gap: 32px; }
  .method-steps-row { flex-wrap: wrap; justify-content: center; }
  .step-arrow { transform: rotate(90deg); padding-bottom: 0; padding-right: 48px; }
}