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

:root {
  --ink: #05101b;
  --deep: #333333;
  --slate: #0a3560;
    --green: #003f36;
  --teal: #22a698;
  --glass: #22a698;
  --frost: #89dbd3;
  --cream: #faf7f0;
  --warm: #faf7f0;
  --white: #faf7f0;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'DM Sans', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--ink);
  color: var(--cream);
  font-family: var(--sans);
  font-weight: 300;
  overflow-x: hidden;
}

/* ── CUSTOM BUTTON ── */
.btn-fluvian {
  display: inline-block;
  padding: 1rem 3rem;
  border: 1px solid var(--cream);
  color: var(--cream);
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.4s, color 0.4s;
  cursor: pointer;
  background: transparent;
  margin-top: 2rem;
}

/* ── NAV – brand overrides over Bootstrap ── */
nav {
  padding: 1.5rem 3rem;
  mix-blend-mode: normal;
}

.navbar-brand {
  font-family: var(--serif);
  font-size: 1.25rem;
  letter-spacing: 0.35em;
  color: var(--white) !important;
  font-weight: 400;
}

.navbar-nav .nav-link {
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white) !important;
  opacity: 0.7;
  transition: opacity 0.3s;
}

.navbar-nav .nav-link:hover {
  opacity: 1;
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: 6rem 2rem 4rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: #08111a;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  opacity: 0;
  background: linear-gradient(to bottom,
      rgba(8, 17, 26, 0.3) 0%,
      rgba(8, 17, 26, 0.1) 40%,
      rgba(8, 17, 26, 0.6) 80%,
      rgba(8, 17, 26, 0.95) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-label {
  font-family: var(--sans);
  font-size: 16px;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--cream);
  font-variant: all-small-caps;
  margin-bottom: 4rem;
  display: block;
  animation: fadeUp 1.2s ease forwards;
  animation-delay: 0.2s;
  opacity: 0;
}

.hero-sub {
  font-family: var(--serif);
  font-size: clamp(18px, 1.5vw, 32px);
  font-weight: 300;
  font-style: italic;
  color: var(--cream);
  margin-top: 2rem;
  letter-spacing: 0.05em;
  animation: fadeUp 1.4s ease forwards;
  animation-delay: 0.9s;
  opacity: 0;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── SECTIONS COMMON ── */
section {
  position: relative;
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.section-num {
  font-family: var(--sans);
  font-size: 16px;
  font-variant: all-small-caps;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--deep);
  margin-bottom: 1.5rem;
  display: block;
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--deep);
  margin-bottom: 2rem;
}

.section-title em {
  font-style: italic;
  color: var(--green);
}

.body-text {
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--deep);
  opacity: 0.85;
}

/* ── ORIGEN ── */
#origen {
  padding: 8rem 2rem;
  background: rgb(241, 241, 238);
}

/* ── VIAJE ── */
#viaje {
  padding: 8rem 2rem;
  background: var(--cream);
}

.journey-header {
  margin-bottom: 5rem;
}

.journey-steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  max-width: 700px;
  margin: 0 auto;
}

.step {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  gap: 0 1.5rem;
  align-items: stretch;
  width: 100%;
}

.step:nth-child(odd) .step-text {
  grid-column: 1;
  text-align: right;
}

.step:nth-child(odd) .step-center {
  grid-column: 2;
}

.step:nth-child(odd) .step-empty {
  grid-column: 3;
}

.step:nth-child(even) .step-empty {
  grid-column: 1;
}

.step:nth-child(even) .step-center {
  grid-column: 2;
}

.step:nth-child(even) .step-text {
  grid-column: 3;
  text-align: left;
}

.step-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: stretch;
}

.step-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--teal);
  border: 2px solid var(--glass);
  flex-shrink: 0;
  position: relative;
  z-index: 2;
  margin-top: 6px;
}

/* Step dot modifiers */
.step-dot--frost {
  background: var(--frost);
  border-color: var(--frost);
  box-shadow: 0 0 12px rgba(184, 216, 226, 0.5);
}

.step-dot--final {
  background: var(--frost);
  border-color: var(--white);
  width: 18px;
  height: 18px;
  box-shadow: 0 0 20px rgba(184, 216, 226, 0.4);
}

.step-line {
  width: 1px;
  flex: 1;
  min-height: 60px;
  background: linear-gradient(to bottom, var(--teal), rgba(46, 125, 140, 0.2));
  margin: 4px 0;
}

.step:last-child .step-line {
  display: none;
}

.step-title {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--deep);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.step-title--lg {
  font-size: 1.4rem;
}

.step-desc {
  font-family: var(--sans);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--deep);
  opacity: 0.7;
  max-width: 220px;
}

.step-desc--wide {
  opacity: 0.9;
  max-width: 240px;
}

.step:nth-child(odd) .step-desc {
  margin-left: auto;
}

/* ── VERTIENTE (statement) ── */
#vertiente {
  padding: 10rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.statement {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 300;
  line-height: 1.2;
  color: var(--white);
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.statement em {
  font-style: italic;
  color: var(--frost);
}

.statement-sub {
  font-family: var(--sans);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  color: var(--glass);
  margin-top: 3rem;
  position: relative;
  z-index: 1;
}

/* ── TERRITORIO ── */
#territorio {
  padding: 8rem 2rem;
  background: var(--cream);
}

.quote-block {
  border-left: 1px solid var(--teal);
  padding-left: 2rem;
  margin: 2.5rem 0;
}

.quote-block p {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-style: italic;
  font-weight: 300;
  line-height: 1.5;
  color: var(--slate);
}

/* Info cards (replaces inline styles in territorio) */
.info-card {
  border: 1px solid rgba(111, 180, 194, 0.2);
  padding: 2rem;
}

.info-card__label {
  font-family: var(--sans);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--green);
  display: block;
  margin-bottom: 0.8rem;
}

.info-card__title {
  font-family: var(--serif);
  font-size: 1.3rem;
  color: var(--green);}

.info-card__sub {
  font-family: var(--sans);
  font-size: 0.8rem;
  color: var(--green);
    opacity: 0.7;
  margin-top: 0.5rem;
}

/* Utility: frost-colored text */
.text-frost {
  color: var(--teal) !important;
  font-weight: 400;
}

/* ── ETIMOLOGÍA ── */
#etimologia {
  padding: 8rem 2rem;
  background: rgb(241, 241, 238);
    text-align: center;
}

.etim-word {
  font-family: var(--serif);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 300;
  letter-spacing: 0.2em;
  color: var(--slate);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.etim-latin {
  font-family: var(--sans);
  font-size: 0.65rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 2rem;
}

.etim-def {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-weight: 300;
  font-style: italic;
  color: var(--green);
  margin-bottom: 3rem;
}

.etim-body {
  font-family: var(--sans);
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--deep);
  opacity: 0.8;
  max-width: 580px;
  margin: 0 auto;
}

/* ── FILOSOFÍA ── */
#filosofia {
  padding: 10rem 2rem;
  text-align: center;
  background: var(--green);
  position: relative;
  overflow: hidden;
}

#filosofia::after {
  content: 'FLUVIAN';
  position: absolute;
  font-family: var(--serif);
  font-size: 20vw;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: rgba(111, 180, 194, 0.04);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  z-index: 0;
}

.filosofia-inner {
  position: relative;
  z-index: 1;
}

.beber-label {
  font-family: var(--sans);
  font-size: 0.6rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--glass);
  margin-bottom: 2.5rem;
  display: block;
}

.beber-statement {
  font-family: var(--serif);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 300;
  line-height: 1.0;
  color: var(--white);
  margin-bottom: 3rem;
}

.beber-sub {
  font-family: var(--sans);
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--warm);
  opacity: 0.75;
  max-width: 500px;
  margin-bottom: 4rem;
}

/* ── CTA ── */
#cta {
  padding: 8rem 2rem;
  text-align: center;
  background:  var(--ink);
}

.cta-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  color: var(--white);
  margin-bottom: 1.5rem;
}

.cta-sub {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--warm);
  opacity: 0.7;
  margin-bottom: 3rem;
  letter-spacing: 0.05em;
}

.cta-btn {
  display: inline-block;
  padding: 1rem 3rem;
  border: 1px solid var(--glass);
  color: var(--frost);
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.4s, color 0.4s;
  cursor: pointer;
  background: transparent;
}

.cta-btn:hover {
  background: rgba(111, 180, 194, 0.12);
  color: var(--white);
}

.cta-btn--secondary {
  border-color: rgba(111, 180, 194, 0.35);
  color: var(--glass);
}

/* ── FOOTER ── */
footer {
  padding: 3rem;
  border-top: 1px solid rgba(111, 180, 194, 0.12);
}

.footer-logo {
  font-family: var(--serif);
  font-size: 1rem;
  letter-spacing: 0.3em;
  color: var(--frost);
  opacity: 0.6;
}

.footer-tagline {
  font-family: var(--sans);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--glass);
  opacity: 0.5;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav {
    padding: 1.2rem 1.5rem;
  }

  .step {
    grid-template-columns: 40px 1fr;
    gap: 0;
  }

  .step:nth-child(odd) .step-text,
  .step:nth-child(even) .step-text {
    grid-column: 2;
    text-align: left;
    padding: 0.25rem 0 1.5rem;
  }

  .step:nth-child(odd) .step-center,
  .step:nth-child(even) .step-center {
    grid-column: 1;
    grid-row: 1;
  }

  .step:nth-child(odd) .step-text,
  .step:nth-child(even) .step-text {
    grid-row: 1;
  }

  .step-empty {
    display: none !important;
  }

  .step-desc,
  .step:nth-child(odd) .step-desc {
    margin-left: 0;
    max-width: 100%;
  }

  footer {
    flex-direction: column;
    text-align: center;
  }
}