/* ============================================================
   Experiencia Comunica — Stylesheet
   Aesthetic: Electric blue-purple gradient, bold, creative energy
   ============================================================ */

:root {
  --blue:         #2E5BFF;
  --purple:       #743AF6;
  --deep-navy:    #020063;
  --blue-mid:     #483DF8;
  --blue-dark:    #0036AD;
  --purple-mid:   #663399;
  --white:        #F7F7F7;
  --dark:         #1B1B1B;
  --bg:           #06061a;
  --bg-alt:       #0d0d2b;
  --text-muted:   rgba(247, 247, 247, 0.6);

  --font-heading: 'League Spartan', sans-serif;
  --font-body:    'Open Sans', sans-serif;

  --gradient:     linear-gradient(135deg, var(--blue), var(--purple));
  --gradient-h:   linear-gradient(90deg, var(--blue), var(--purple));

  --ease-out-expo:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
}

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

/* [hidden] must win over the display rules set on sections/grids below */
[hidden] { display: none !important; }

html {
  font-size: clamp(15px, 1.1vw, 18px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--white);
  overflow-x: hidden;
  cursor: none;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { background: none; border: none; color: inherit; cursor: none; font-family: inherit; }

::selection {
  background: var(--blue);
  color: var(--white);
}

/* ---- Custom Cursor ---- */
.cursor-dot, .cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  /* Above everything, modal included, so the cursor is never occluded */
  z-index: 10010;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}
.cursor-dot {
  width: 6px; height: 6px;
  background: var(--blue);
}
.cursor-ring {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(46, 91, 255, 0.5);
  transition: width 0.3s var(--ease-out-expo), height 0.3s var(--ease-out-expo), border-color 0.3s;
}
body:hover .cursor-dot, body:hover .cursor-ring { opacity: 1; }
.cursor-ring.hover {
  width: 56px; height: 56px;
  border-color: var(--purple);
}

@media (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
  body { cursor: auto; }
  a, button { cursor: pointer; }
}

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 3rem;
  transition: background 0.4s, backdrop-filter 0.4s, padding 0.4s;
}
.nav.scrolled {
  background: rgba(6, 6, 26, 0.9);
  backdrop-filter: blur(24px);
  padding: 0.8rem 3rem;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.nav__logo-icon { flex-shrink: 0; line-height: 0; }
.nav__logo-text {
  display: flex;
  flex-direction: column;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1.1;
}
.nav__logo-text small {
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  opacity: 0.7;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}
.nav__link {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 2px;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--gradient-h);
  border-radius: 1px;
  transition: width 0.4s var(--ease-out-expo);
}
.nav__link:hover::after { width: 100%; }
.nav__cta {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.65rem 1.5rem;
  background: var(--gradient);
  border-radius: 6px;
  color: var(--white);
  transition: transform 0.3s var(--ease-out-expo), box-shadow 0.3s;
}
.nav__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(46, 91, 255, 0.35);
}
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav__burger span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--white);
  transition: transform 0.3s, opacity 0.3s;
}
.nav__burger.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__burger.active span:nth-child(2) { opacity: 0; }
.nav__burger.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(6, 6, 26, 0.97);
  backdrop-filter: blur(30px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}
.mobile-menu.open { opacity: 1; pointer-events: all; }
.mobile-menu__link {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s, transform 0.4s var(--ease-out-expo);
}
.mobile-menu.open .mobile-menu__link { opacity: 1; transform: translateY(0); }
.mobile-menu.open .mobile-menu__link:nth-child(1) { transition-delay: 0.08s; }
.mobile-menu.open .mobile-menu__link:nth-child(2) { transition-delay: 0.12s; }
.mobile-menu.open .mobile-menu__link:nth-child(3) { transition-delay: 0.16s; }
.mobile-menu.open .mobile-menu__link:nth-child(4) { transition-delay: 0.20s; }
.mobile-menu__cta {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 1rem 2.5rem;
  background: var(--gradient);
  border-radius: 8px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s 0.25s, transform 0.4s 0.25s var(--ease-out-expo);
}
.mobile-menu.open .mobile-menu__cta { opacity: 1; transform: translateY(0); }

/* ---- Section Tag ---- */
.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.2rem;
  position: relative;
  padding-left: 2rem;
}
.section-tag::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 1.2rem; height: 2px;
  background: var(--gradient-h);
  border-radius: 1px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 1rem 2rem;
  border-radius: 8px;
  transition: all 0.4s var(--ease-out-expo);
  position: relative;
}
.btn--primary {
  background: var(--gradient);
  color: var(--white);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(46, 91, 255, 0.4);
}
.btn--ghost {
  color: var(--white);
  border: 1px solid rgba(247, 247, 247, 0.15);
  backdrop-filter: blur(8px);
  background: rgba(247, 247, 247, 0.04);
}
.btn--ghost:hover {
  border-color: rgba(46, 91, 255, 0.5);
  background: rgba(46, 91, 255, 0.08);
  transform: translateY(-2px);
}
.btn--outline {
  border: 1.5px solid var(--blue);
  color: var(--blue);
  padding: 0.9rem 2rem;
}
.btn--outline:hover {
  background: var(--gradient);
  border-color: transparent;
  color: var(--white);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 650px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  z-index: 1;
}
.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 2rem;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  padding: 0.45rem 1.3rem;
  border: 1px solid rgba(46, 91, 255, 0.35);
  border-radius: 100px;
  background: rgba(46, 91, 255, 0.08);
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s 0.4s var(--ease-out-expo) forwards;
}
.hero__badge-dot {
  width: 6px; height: 6px;
  background: var(--blue);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
.hero__overtitle {
  font-family: var(--font-heading);
  font-size: clamp(0.8rem, 1.5vw, 1.1rem);
  font-weight: 700;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeInUp 1s 0.5s var(--ease-out-expo) forwards;
  margin-bottom: 0.3rem;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__title {
  font-family: var(--font-heading);
  font-weight: 900;
  line-height: 0.9;
  margin-bottom: 1.2rem;
}
.hero__title-line {
  display: block;
  font-size: clamp(4rem, 14vw, 12rem);
  letter-spacing: -0.02em;
  opacity: 0;
  transform: translateY(50px);
  animation: heroTitleIn 1.2s 0.6s var(--ease-out-expo) forwards;
}
.hero__subtitle {
  font-family: var(--font-body);
  font-size: clamp(1.1rem, 2.2vw, 1.7rem);
  font-style: italic;
  font-weight: 400;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
  min-height: 1.8em;
  opacity: 0;
  animation: fadeIn 1s 1.2s var(--ease-out-expo) forwards;
}
.hero__description {
  font-family: var(--font-heading);
  font-size: clamp(0.75rem, 1vw, 0.9rem);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2.8rem;
  opacity: 0;
  animation: fadeInUp 1s 1.6s var(--ease-out-expo) forwards;
}
.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeInUp 1s 1.9s var(--ease-out-expo) forwards;
}
.hero__scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  opacity: 0;
  animation: fadeIn 1s 2.5s var(--ease-out-expo) forwards;
}
.hero__scroll-line {
  width: 2px; height: 50px;
  background: var(--gradient);
  border-radius: 1px;
  animation: scrollLine 2s infinite;
}

/* ---- Text gradient utility ---- */
.text-gradient {
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   FLOATING SHAPES (global decorations)
   ============================================================ */
.floating-shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.floating-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0;
  animation: shapeFloat 12s ease-in-out infinite;
}
.floating-shape--1 {
  width: 300px; height: 300px;
  top: 5%; left: -5%;
  background: radial-gradient(circle, rgba(46, 91, 255, 0.08), transparent 70%);
  animation-delay: 0s;
  animation-duration: 14s;
}
.floating-shape--2 {
  width: 200px; height: 200px;
  top: 40%; right: -3%;
  background: radial-gradient(circle, rgba(116, 58, 246, 0.1), transparent 70%);
  animation-delay: 2s;
  animation-duration: 10s;
}
.floating-shape--3 {
  width: 150px; height: 150px;
  bottom: 20%; left: 10%;
  background: radial-gradient(circle, rgba(72, 61, 248, 0.08), transparent 70%);
  animation-delay: 4s;
  animation-duration: 16s;
}
.floating-shape--4 {
  width: 100px; height: 100px;
  top: 25%; left: 45%;
  background: radial-gradient(circle, rgba(46, 91, 255, 0.06), transparent 70%);
  animation-delay: 1s;
  animation-duration: 11s;
}
.floating-shape--5 {
  width: 250px; height: 250px;
  bottom: 5%; right: 15%;
  background: radial-gradient(circle, rgba(116, 58, 246, 0.06), transparent 70%);
  animation-delay: 3s;
  animation-duration: 13s;
}

@keyframes shapeFloat {
  0%, 100% { opacity: 0.4; transform: translate(0, 0) scale(1); }
  25%      { opacity: 0.7; transform: translate(20px, -30px) scale(1.1); }
  50%      { opacity: 0.5; transform: translate(-10px, -50px) scale(1.05); }
  75%      { opacity: 0.8; transform: translate(15px, -20px) scale(0.95); }
}

/* ============================================================
   ABOUT
   ============================================================ */
.about {
  position: relative;
  padding: 9rem 3rem 5rem;
  background: var(--bg);
  overflow: hidden;
}
.about__container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
.about__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 2rem;
}
.about__paragraph {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.about__author {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 2px solid;
  border-image: var(--gradient-h) 1;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- Scroll progress bar ---- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: var(--gradient-h);
  z-index: 10001;
  border-radius: 0 2px 2px 0;
  transition: none;
}

/* About visual (image) */
.about__visual {
  position: relative;
  aspect-ratio: 1;
  border-radius: 20px;
  overflow: hidden;
}
.about__visual-img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 20px;
  transition: transform 0.6s var(--ease-out-expo);
}
.about__visual:hover .about__visual-img {
  transform: scale(1.04);
}
.about__visual-overlay {
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(46, 91, 255, 0.15), rgba(116, 58, 246, 0.2));
  pointer-events: none;
}

/* Smooth scroll override */
html.lenis, html.lenis body {
  height: auto;
}
.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}
.lenis.lenis-smooth [data-lenis-prevent] {
  overscroll-behavior: contain;
}

/* Feature pills */
.about__features {
  max-width: 1200px;
  margin: 4rem auto 0;
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.7rem 1.3rem;
  border: 1px solid rgba(46, 91, 255, 0.15);
  border-radius: 100px;
  background: rgba(46, 91, 255, 0.04);
  color: var(--white);
  transition: border-color 0.4s, background 0.4s, transform 0.4s var(--ease-out-expo);
}
.feature-pill:hover {
  border-color: rgba(46, 91, 255, 0.35);
  background: rgba(46, 91, 255, 0.08);
  transform: translateY(-3px);
}
.feature-pill__icon {
  display: flex;
  color: var(--blue);
}

/* Stats */
.about__stats {
  max-width: 1200px;
  margin: 4rem auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  padding: 3rem 0;
  position: relative;
  z-index: 1;
}
.stat { text-align: center; }
.stat__number {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 0.5rem;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat__label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.stat__divider {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, transparent, rgba(46, 91, 255, 0.3), transparent);
}

/* Audience cards */
.about__audience {
  max-width: 1200px;
  margin: 5rem auto 0;
  text-align: center;
  position: relative;
  z-index: 1;
}
.about__audience-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 3rem;
}
.about__audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.audience-card {
  text-align: left;
  padding: 2rem;
  border: 1px solid rgba(46, 91, 255, 0.1);
  border-radius: 12px;
  background: rgba(46, 91, 255, 0.03);
  transition: border-color 0.4s, background 0.4s, transform 0.4s var(--ease-out-expo);
}
.audience-card:hover {
  border-color: rgba(46, 91, 255, 0.25);
  background: rgba(46, 91, 255, 0.06);
  transform: translateY(-4px);
}
.audience-card__icon { margin-bottom: 1.2rem; }
.audience-card h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}
.audience-card p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-muted);
}

/* ---- Feelings / Pain points ---- */
.about__feelings {
  max-width: 1200px;
  margin: 5rem auto 0;
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.about__feelings-visual {
  position: relative;
  aspect-ratio: 1;
  border-radius: 20px;
  overflow: hidden;
}
#aboutCanvas {
  width: 100%; height: 100%;
  display: block;
  border-radius: 20px;
}
.about__feelings-cards {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.feeling-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.4rem;
  border-radius: 12px;
  border: 1px solid rgba(46, 91, 255, 0.08);
  background: rgba(46, 91, 255, 0.03);
  max-width: 380px;
  transition: transform 0.4s var(--ease-out-expo), border-color 0.3s, background 0.3s;
}
.feeling-card:hover {
  transform: translateX(8px);
  border-color: rgba(116, 58, 246, 0.25);
  background: rgba(116, 58, 246, 0.06);
}
.feeling-card--right {
  align-self: flex-end;
}
.feeling-card__emoji { font-size: 1.5rem; flex-shrink: 0; }
.feeling-card p {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.about__feelings-cta {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-top: 1rem;
}
.about__feelings-cta strong {
  font-size: 1.3rem;
}

/* ---- Gallery strip ---- */
.about__gallery {
  max-width: 1200px;
  margin: 5rem auto 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: 1rem;
  position: relative;
  z-index: 1;
}
.gallery-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
}
.gallery-item--tall { grid-row: span 2; }
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out-expo), filter 0.5s;
  filter: brightness(0.6) saturate(0.7);
}
.gallery-item:hover img {
  transform: scale(1.08);
  filter: brightness(0.8) saturate(1);
}
.gallery-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 6, 26, 0.85) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 1.2rem;
  opacity: 0;
  transition: opacity 0.4s;
}
.gallery-item:hover .gallery-item__overlay { opacity: 1; }
.gallery-item__overlay span {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---- Image break (full-width) ---- */
.image-break {
  position: relative;
  height: 40vh;
  min-height: 280px;
  max-height: 450px;
  overflow: hidden;
}
.image-break img {
  width: 100%; height: 120%;
  object-fit: cover;
  position: absolute;
  top: -10%;
  filter: brightness(0.4) saturate(0.6);
  transition: transform 0.1s;
}
.image-break__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(46, 91, 255, 0.2), rgba(116, 58, 246, 0.25));
  pointer-events: none;
}
.image-break__text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  padding: 2rem;
}
.image-break__quote {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 3rem);
  font-weight: 800;
  text-align: center;
  line-height: 1.2;
  max-width: 700px;
}

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee {
  position: relative;
  overflow: hidden;
  padding: 1.8rem 0;
  background: var(--gradient);
  z-index: 2;
}
.marquee__track {
  display: flex;
  align-items: center;
  gap: 2rem;
  white-space: nowrap;
  animation: marqueeScroll 30s linear infinite;
  width: max-content;
}
.marquee__item {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
}
.marquee__separator {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.5);
}

@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---- Section canvas (background Three.js) ---- */
.section-canvas {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.4;
}

/* ============================================================
   SPEAKERS
   ============================================================ */
.speakers {
  padding: 8rem 3rem 6rem;
  background: var(--bg-alt);
  position: relative;
  overflow: hidden;
}
.speakers::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(116, 58, 246, 0.07), transparent 70%);
  pointer-events: none;
}
.speakers::after {
  content: '';
  position: absolute;
  bottom: -300px; left: -200px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 91, 255, 0.05), transparent 70%);
  pointer-events: none;
}
.speakers__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem;
}
.speakers__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.8rem;
}
.speakers__subtitle {
  font-size: 1rem;
  color: var(--text-muted);
}
.speakers__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  perspective: 1000px;
}
.speakers__host {
  text-align: center;
  margin-top: 3rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}
.speakers__host strong {
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

/* Speaker Card */
.speaker-card {
  background: rgba(247, 247, 247, 0.02);
  border: 1px solid rgba(46, 91, 255, 0.1);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.5s var(--ease-out-expo), box-shadow 0.5s;
  transform-style: preserve-3d;
  will-change: transform;
}
.speaker-card:hover {
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.3), 0 0 80px rgba(46, 91, 255, 0.1);
}
.speaker-card__image {
  position: relative;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, rgba(46, 91, 255, 0.15), rgba(116, 58, 246, 0.15));
  overflow: hidden;
}
.speaker-card__image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out-expo), filter 0.6s;
  filter: saturate(0.7) brightness(0.85);
}
.speaker-card:hover .speaker-card__image img {
  transform: scale(1.08);
  filter: saturate(1) brightness(1);
}
.speaker-card__number {
  position: absolute;
  top: 1rem; right: 1rem;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.6;
}
.speaker-card__content { padding: 1.8rem; }
.speaker-card__tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  background: rgba(46, 91, 255, 0.1);
  color: var(--blue);
  margin-bottom: 1rem;
}
.speaker-card__name {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 800;
  margin-bottom: 0.2rem;
}
.speaker-card__role {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.speaker-card__talk {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  margin-bottom: 0.8rem;
  line-height: 1.4;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.speaker-card__bio {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 1.3rem;
}
.speaker-card__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  padding-top: 1rem;
  border-top: 1px solid rgba(46, 91, 255, 0.1);
}
.speaker-card__meta svg { flex-shrink: 0; color: var(--blue); }

/* ============================================================
   AGENDA
   ============================================================ */
.agenda {
  padding: 8rem 3rem 8rem;
  background: var(--bg);
  position: relative;
}
.agenda__container {
  max-width: 800px;
  margin: 0 auto;
}
.agenda__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 0.5rem;
}
.agenda__subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 4rem;
}
.agenda__timeline {
  position: relative;
  padding-left: 6rem;
}
.agenda__timeline::before {
  content: '';
  position: absolute;
  left: 4.5rem; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue), var(--purple), transparent);
  border-radius: 1px;
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
  display: flex;
  align-items: flex-start;
  gap: 2rem;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item__time {
  position: absolute;
  left: -6rem;
  width: 4rem;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  text-align: right;
  padding-top: 0.1rem;
}
.timeline-item__dot {
  position: absolute;
  left: -1.6rem;
  top: 0.35rem;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid rgba(46, 91, 255, 0.3);
  z-index: 1;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.timeline-item__dot--active {
  background: var(--blue);
  border-color: var(--blue);
  box-shadow: 0 0 12px rgba(46, 91, 255, 0.4);
}
.timeline-item__dot--wine {
  background: var(--purple);
  border-color: var(--purple);
  box-shadow: 0 0 12px rgba(116, 58, 246, 0.4);
}
.timeline-item__content {
  flex: 1;
  padding: 1.2rem 1.5rem;
  border: 1px solid rgba(46, 91, 255, 0.08);
  border-radius: 10px;
  background: rgba(46, 91, 255, 0.02);
  transition: border-color 0.3s, background 0.3s;
}
.timeline-item__content:hover {
  border-color: rgba(46, 91, 255, 0.15);
}
.timeline-item__content h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}
.timeline-item__content p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 0.5rem;
}
.timeline-item__duration {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.timeline-item__content--highlight {
  border-color: rgba(46, 91, 255, 0.2);
  background: rgba(46, 91, 255, 0.05);
}
.timeline-item__content--break {
  border-style: dashed;
  border-color: rgba(247, 247, 247, 0.08);
  background: transparent;
}
.timeline-item__content--wine {
  border-color: rgba(116, 58, 246, 0.25);
  background: rgba(116, 58, 246, 0.06);
}

/* ============================================================
   SPONSORS
   ============================================================ */
.sponsors {
  padding: 8rem 3rem 6rem;
  background: var(--bg-alt);
  text-align: center;
}
.sponsors__container {
  max-width: 1000px;
  margin: 0 auto;
}
.sponsors__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 0.8rem;
}
.sponsors__subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 550px;
  margin: 0 auto 4rem;
  line-height: 1.7;
}
.sponsors__tier { margin-bottom: 3.5rem; }
.sponsors__tier-label {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
}
.sponsors__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.sponsor-logo {
  transition: transform 0.4s var(--ease-out-expo), opacity 0.4s;
  opacity: 0.5;
  position: relative;
}
.sponsor-logo:hover {
  opacity: 1;
  transform: translateY(-4px);
}
.sponsor-logo__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  width: 180px; height: 80px;
  border: 1.5px dashed rgba(46, 91, 255, 0.2);
  border-radius: 10px;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: border-color 0.3s, background 0.3s;
}
.sponsor-logo__placeholder small {
  font-size: 0.55rem;
  opacity: 0.5;
  max-width: 150px;
}
.sponsor-logo:hover .sponsor-logo__placeholder {
  border-color: rgba(46, 91, 255, 0.4);
  background: rgba(46, 91, 255, 0.04);
}
.sponsor-logo__placeholder--main {
  width: 280px; height: 100px;
  border-width: 2px;
}
.sponsor-logo__placeholder--small {
  width: 150px; height: 65px;
}

/* Tooltip */
.sponsor-logo::after {
  content: attr(data-desc);
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  padding: 0.5rem 0.9rem;
  background: var(--deep-navy);
  border: 1px solid rgba(46, 91, 255, 0.2);
  border-radius: 6px;
  font-size: 0.68rem;
  color: var(--white);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s var(--ease-out-expo);
}
.sponsor-logo:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.sponsors__cta {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(46, 91, 255, 0.1);
}
.sponsors__cta p {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 5rem 3rem 2rem;
  background: var(--bg);
  border-top: 1px solid rgba(46, 91, 255, 0.08);
}
.footer__container {
  max-width: 1200px;
  margin: 0 auto;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
.footer__logo {
  display: flex;
  flex-direction: column;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  line-height: 1;
  margin-bottom: 1rem;
}
.footer__logo small {
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  opacity: 0.6;
}
.footer__tagline {
  font-style: italic;
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}
.footer__location {
  font-size: 0.82rem;
  color: var(--text-muted);
  opacity: 0.5;
  margin-bottom: 0.4rem;
}
.footer__free {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.footer__col-title {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 1.2rem;
}
.footer__link {
  display: block;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
  transition: opacity 0.3s, color 0.3s;
}
.footer__link:hover { opacity: 1; color: var(--white); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(46, 91, 255, 0.08);
  font-size: 0.78rem;
  color: var(--text-muted);
  opacity: 0.5;
}
.footer__link--small { font-size: 0.72rem; }

/* ============================================================
   NAV LOGO (isotipo + logo primario)
   ============================================================ */
.nav__logo-isotipo {
  width: 28px;
  height: 28px;
  object-fit: contain;
}
.nav__logo-primary {
  height: 30px;
  width: auto;
  object-fit: contain;
  transition: height 0.4s;
}
.nav.scrolled .nav__logo-primary { height: 26px; }

/* ============================================================
   AUDIENCE INTRO
   ============================================================ */
.about__audience-intro {
  max-width: 640px;
  margin: -1.8rem auto 3rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-muted);
}

/* ============================================================
   SPEAKER CARD VARIANTS (pending / mesa redonda / teaser)
   ============================================================ */
.speaker-card__image--pending,
.speaker-card__image--special,
.speaker-card__image--teaser {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
}
.speaker-card__image--special { color: rgba(46, 91, 255, 0.55); }
.speaker-card__image--teaser {
  background: linear-gradient(135deg, rgba(116, 58, 246, 0.22), rgba(46, 91, 255, 0.12));
}
.speaker-card__pending-mark,
.speaker-card__teaser-mark {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.55;
}
.speaker-card--pending { border-style: dashed; }
.speaker-card--pending .speaker-card__tag,
.speaker-card--teaser .speaker-card__tag {
  background: rgba(116, 58, 246, 0.12);
  color: var(--purple);
}
.speaker-card--teaser { border-color: rgba(116, 58, 246, 0.2); }

/* Speaker meta as Instagram link */
.speaker-card__meta {
  transition: color 0.3s;
}
a.speaker-card__meta:hover { color: var(--white); }
a.speaker-card__meta:hover svg { color: var(--purple); }

/* ============================================================
   TAKEAWAYS
   ============================================================ */
.takeaways {
  padding: 8rem 3rem 7rem;
  background: var(--bg-alt);
  position: relative;
  overflow: hidden;
}
.takeaways::before {
  content: '';
  position: absolute;
  top: -180px; left: -180px;
  width: 520px; height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(116, 58, 246, 0.07), transparent 70%);
  pointer-events: none;
}
.takeaways__container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}
.takeaways__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.9rem;
}
.takeaways__subtitle {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto 4rem;
}
.takeaways__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: left;
}
.takeaway-card {
  position: relative;
  padding: 2.2rem 2rem;
  border: 1px solid rgba(46, 91, 255, 0.12);
  border-radius: 14px;
  background: rgba(46, 91, 255, 0.03);
  display: flex;
  flex-direction: column;
  transition: border-color 0.4s, background 0.4s, transform 0.4s var(--ease-out-expo);
}
.takeaway-card:hover {
  border-color: rgba(46, 91, 255, 0.28);
  background: rgba(46, 91, 255, 0.06);
  transform: translateY(-5px);
}
.takeaway-card__number {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}
.takeaway-card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.25;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 0.9rem;
}
.takeaway-card__hook {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 0.9rem;
  padding-left: 0.9rem;
  border-left: 2px solid;
  border-image: var(--gradient) 1;
  color: var(--white);
  opacity: 0.85;
}
.takeaway-card__body {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.takeaway-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(46, 91, 255, 0.1);
}
.takeaway-card__tags span {
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: 100px;
  background: rgba(116, 58, 246, 0.1);
  color: var(--purple);
}
.takeaways__final {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid rgba(46, 91, 255, 0.12);
}
.takeaways__final-text {
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 1.8rem;
}
.btn--large {
  font-size: 0.92rem;
  padding: 1.15rem 2.6rem;
}

/* ============================================================
   MODAL (aviso de inscripciones)
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 10002;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity 0.35s var(--ease-out-quart);
}
.modal.open { opacity: 1; }
.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 0, 30, 0.82);
  backdrop-filter: blur(10px);
}
.modal__dialog {
  position: relative;
  width: 100%;
  max-width: 460px;
  max-height: calc(100vh - 3rem);
  overflow-y: auto;
  padding: 2.6rem 2.2rem 2.2rem;
  border: 1px solid rgba(46, 91, 255, 0.22);
  border-radius: 18px;
  background: linear-gradient(160deg, #0d0d2b, #06061a);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.55), 0 0 90px rgba(46, 91, 255, 0.1);
  text-align: center;
  transform: translateY(18px) scale(0.97);
  transition: transform 0.45s var(--ease-out-expo);
}
.modal.open .modal__dialog { transform: translateY(0) scale(1); }
.modal__close {
  position: absolute;
  top: 1rem; right: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  color: var(--text-muted);
  border: 1px solid rgba(247, 247, 247, 0.1);
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.modal__close:hover {
  color: var(--white);
  border-color: rgba(46, 91, 255, 0.4);
  background: rgba(46, 91, 255, 0.08);
}
.modal__badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border: 1px solid rgba(116, 58, 246, 0.3);
  border-radius: 100px;
  background: rgba(116, 58, 246, 0.08);
  color: var(--white);
  margin-bottom: 1.3rem;
}
.modal__title {
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 3.5vw, 1.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 0.8rem;
}
.modal__text {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-muted);
  margin-bottom: 1.8rem;
}
.modal__cta {
  width: 100%;
  justify-content: center;
  margin-bottom: 1.4rem;
}
.modal__hint {
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 0.9rem;
}
.modal__hint strong { color: var(--white); font-weight: 600; }
.modal__text strong { color: var(--white); font-weight: 600; }

.modal__instagram {
  width: 100%;
  justify-content: center;
}

/* Footer link rendered as a button */
.footer__link--btn {
  text-align: left;
  font-family: var(--font-body);
  padding: 0;
}

@media (pointer: coarse) {
  .modal__input { cursor: auto; }
}

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal-text {
  opacity: 0;
  transform: translateY(35px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}
.reveal-text.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   KEYFRAMES
   ============================================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes heroTitleIn {
  from { opacity: 0; transform: translateY(50px) scaleY(1.08); }
  to   { opacity: 1; transform: translateY(0) scaleY(1); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(46, 91, 255, 0.5); }
  50%      { opacity: 0.6; box-shadow: 0 0 0 7px rgba(46, 91, 255, 0); }
}
@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}
@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50%      { transform: translateY(-18px) scale(1.04); }
}
@keyframes ringRotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1200px) {
  .about__container { gap: 3.5rem; }
  .speakers__grid { gap: 1.5rem; }
  .takeaways__grid { gap: 1.5rem; }
}

@media (max-width: 960px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }

  .about__container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .about__visual { max-width: 350px; margin: 0 auto; }
  .about__audience-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .about__feelings { grid-template-columns: 1fr; }
  .about__feelings-visual { max-width: 350px; margin: 0 auto; }
  .feeling-card, .feeling-card--right { align-self: center; max-width: 100%; }
  .about__gallery { grid-template-columns: repeat(2, 1fr); }
  .gallery-item--tall { grid-row: span 1; }

  .speakers__grid {
    grid-template-columns: 1fr;
    max-width: 440px;
    margin: 0 auto;
  }

  .takeaways__grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .agenda__timeline { padding-left: 5rem; }
  .agenda__timeline::before { left: 3.5rem; }
  .timeline-item__time { left: -5rem; width: 3rem; font-size: 0.75rem; }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .nav { padding: 1rem 1.5rem; }
  .hero__title-line { font-size: clamp(3.5rem, 16vw, 5.5rem); }

  .about { padding: 6rem 1.5rem 3rem; }
  .about__quotes { gap: 2rem; padding: 2rem 0; }
  .about__stats { gap: 1.5rem; }
  .stat__number { font-size: 2.5rem; }
  .about__features { gap: 0.6rem; }
  .feature-pill { font-size: 0.7rem; padding: 0.5rem 1rem; }

  .speakers { padding: 5rem 1.5rem 4rem; }
  .agenda { padding: 5rem 1.5rem 5rem; }
  .sponsors { padding: 5rem 1.5rem 4rem; }
  .takeaways { padding: 5rem 1.5rem 4rem; }

  .nav__logo-primary { height: 24px; }
  .nav.scrolled .nav__logo-primary { height: 22px; }

  .modal { padding: 1rem; }
  .modal__dialog { padding: 2.4rem 1.5rem 1.8rem; }

  .sponsor-logo::after { display: none; }

  .footer { padding: 3rem 1.5rem 1.5rem; }
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
  .footer__bottom {
    flex-direction: column;
    gap: 0.8rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .about__stats { flex-direction: column; gap: 1.5rem; }
  .stat__divider { width: 40px; height: 1px; }
  .about__features { flex-direction: column; align-items: center; }
  .feeling-card, .feeling-card--right { align-self: stretch; }
  .about__gallery { grid-template-columns: 1fr; grid-auto-rows: 180px; }
  .sponsors__logos { flex-direction: column; align-items: center; }

  .agenda__timeline { padding-left: 0; }
  .agenda__timeline::before { display: none; }
  .timeline-item__time { position: static; width: auto; text-align: left; margin-bottom: 0.3rem; }
  .timeline-item__dot { display: none; }
  .timeline-item { flex-direction: column; gap: 0; }
}