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

:root {
    --color-primary: #1a0a2e;
    --color-secondary: #2d1b69;
    --color-accent: #f5a623;
    --color-accent-light: #ffd700;
    --color-glow: #ff8c00;
    --color-text: #ffffff;
    --color-text-muted: #b8a9d4;
    --color-dark: #0d0518;
    --color-red: rgb(245, 0, 61);
    --color-pink: #ff1744;
    --color-error: rgb(255 75 120 / 80%);
    --font-primary: 'Inter', sans-serif;
    --font-size-base: 1.1rem;
    --transition-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
    font-family: var(--font-primary);
    background-color: var(--color-dark);
    color: var(--color-text);
    overflow-x: hidden;
    line-height: 1.6;
}

/* ===== LOADER ===== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}
.loader--hidden { opacity: 0; visibility: hidden; }

.loader__icon { position: relative; width: 80px; height: 80px; margin-bottom: 30px; }
.loader__ring {
    position: absolute;
    width: 100%; height: 100%;
    border: 3px solid transparent;
    border-radius: 50%;
    animation: loader__ring-spin 1.5s linear infinite;
}
.loader__ring--outer { border-top-color: var(--color-accent); }
.loader__ring--middle { width: 60px; height: 60px; top: 10px; left: 10px; border-right-color: var(--color-accent-light); animation-duration: 1.2s; animation-direction: reverse; }
.loader__ring--inner { width: 40px; height: 40px; top: 20px; left: 20px; border-bottom-color: var(--color-glow); animation-duration: 0.9s; }
.loader__dot { position: absolute; width: 10px; height: 10px; background: var(--color-accent); border-radius: 50%; top: 50%; left: 50%; transform: translate(-50%,-50%); animation: loader__dot-pulse 1.5s ease-in-out infinite; }
.loader__text { font-size: 0.85rem; letter-spacing: 6px; text-transform: uppercase; color: var(--color-text-muted); animation: loader__text-fade 1.5s ease-in-out infinite; }
.loader__progress { width: 200px; height: 2px; background: rgba(255,255,255,0.1); border-radius: 2px; margin-top: 20px; overflow: hidden; }
.loader__progress-bar { height: 100%; background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light)); border-radius: 2px; animation: loader__progress-fill 2.5s var(--transition-smooth) forwards; }

@keyframes loader__ring-spin { 0%{transform:rotate(0deg)} 100%{transform:rotate(360deg)} }
@keyframes loader__dot-pulse { 0%,100%{transform:translate(-50%,-50%) scale(1);opacity:1} 50%{transform:translate(-50%,-50%) scale(1.5);opacity:0.5} }
@keyframes loader__text-fade { 0%,100%{opacity:0.5} 50%{opacity:1} }
@keyframes loader__progress-fill { 0%{width:0} 100%{width:100%} }

/* ===== PARTICLES ===== */
.particles { position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 1; }

/* ===== NAV ===== */
.nav { position: fixed; top: 0; left: 0; width: 100%; padding: 20px 40px; display: flex; justify-content: space-between; align-items: center; z-index: 1000; transition: all 0.4s var(--transition-smooth); }
.nav--scrolled { background: rgba(13,5,24,0.95); backdrop-filter: blur(20px); padding: 12px 40px; box-shadow: 0 4px 30px rgba(0,0,0,0.3); }
.nav__logo { font-family: var(--font-primary); font-size: 1rem; font-weight: 800; background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light)); -webkit-text-fill-color: transparent; text-decoration: none; letter-spacing: 1px; }
.nav__links { display: flex; list-style: none; gap: 24px; }
.nav__link { color: var(--color-text-muted); text-decoration: none; font-size: 0.78rem; font-weight: 500; letter-spacing: 1px; text-transform: uppercase; transition: color 0.3s ease; position: relative; white-space: nowrap; }
.nav__link::after { content:''; position:absolute; bottom:-4px; left:0; width:0; height:2px; background:var(--color-accent); transition: width 0.3s var(--transition-smooth); }
.nav__link:hover { color: var(--color-text); }
.nav__link:hover::after { width: 100%; }
.nav__menu-btn { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 5px; }
.nav__menu-line { width: 25px; height: 2px; background: var(--color-text); transition: all 0.3s ease; }

/* ===== HERO ===== */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.hero__background { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; }
.hero__background-image { position: absolute; top: 0; left: 0; width: 100%; height: 130%; background-image: url(../images/fondo3.webp); background-size: cover; background-position: center top; will-change: transform; }
.hero__overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(180deg, rgba(13,5,24,0.2) 0%, rgba(26,10,46,0.4) 50%, rgba(13,5,24,0.85) 100%); }
.hero__grid { position: absolute; bottom: 0; left: 0; width: 100%; height: 50%; background: linear-gradient(90deg, rgba(245,166,35,0.06) 1px, transparent 1px), linear-gradient(rgba(245,166,35,0.06) 1px, transparent 1px); background-size: 60px 60px; transform: perspective(500px) rotateX(60deg); transform-origin: bottom center; mask-image: linear-gradient(to top, rgba(0,0,0,0.4), transparent); -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.4), transparent); }
.hero__content { position: relative; z-index: 2; text-align: center; padding: 0 20px; max-width: 900px; }
.hero__subtitle-top { font-size: 0.85rem; letter-spacing: 8px; text-transform: uppercase; color: var(--color-accent); margin-bottom: 15px; font-weight: 600; opacity: 0; transform: translateY(30px); animation: hero__fadeInUp 1s 0.5s var(--transition-smooth) forwards; }
.hero__title { font-family: var(--font-primary); font-size: clamp(2.5rem, 6vw, 5rem); font-weight: 900; line-height: 1.05; margin-bottom: 10px; opacity: 0; transform: translateY(40px); animation: hero__fadeInUp 1s 0.7s var(--transition-smooth) forwards; letter-spacing: -1px; }
.hero__title-line { display: block; }
.hero__title-line--gradient { background: linear-gradient(135deg, #a8d8ff, #ffd4e8, #ffe4a0); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero__tagline { font-size: 0.9rem; letter-spacing: 6px; text-transform: uppercase; color: var(--color-accent-light); margin-bottom: 25px; font-weight: 700; opacity: 0; transform: translateY(30px); animation: hero__fadeInUp 1s 0.9s var(--transition-smooth) forwards; }
.hero__description { font-size: clamp(1rem, 2vw, 1.25rem); color: rgba(255,255,255,0.85); max-width: 600px; margin: 0 auto 35px; font-weight: 300; line-height: 1.7; opacity: 0; transform: translateY(30px); animation: hero__fadeInUp 1s 1.1s var(--transition-smooth) forwards; }
.hero__description--subtitulo{color: var(--color-accent-light);}

.hero__scroll-btn { position: absolute; bottom: 50px; left: 50%; transform: translateX(-50%); z-index: 3; opacity: 0; animation: hero__fadeIn 1s 2s var(--transition-smooth) forwards; }
.hero__scroll-circle { width: 56px; height: 56px; border-radius: 50%; border: 2px solid rgba(245,166,35,0.6); display: flex; align-items: center; justify-content: center; cursor: pointer; position: relative; transition: all 0.3s var(--transition-smooth); background: transparent; }
.hero__scroll-circle:hover { border-color: var(--color-accent); background: rgba(245,166,35,0.1); transform: scale(1.1); }
.hero__scroll-arrow { width: 20px; height: 20px; color: var(--color-accent); animation: hero__arrowBounce 2s ease-in-out infinite; }
.hero__scroll-ring { position: absolute; width: 100%; height: 100%; border-radius: 50%; border: 2px solid var(--color-accent); opacity: 0; }
.hero__scroll-ring:nth-child(2) { animation: hero__ringExpand 2.5s ease-out infinite; }
.hero__scroll-ring:nth-child(3) { animation: hero__ringExpand 2.5s ease-out 0.8s infinite; }
.hero__scroll-ring:nth-child(4) { animation: hero__ringExpand 2.5s ease-out 1.6s infinite; }
.hero__scroll-text { position: absolute; bottom: -30px; left: 50%; transform: translateX(-50%); font-size: 0.65rem; letter-spacing: 3px; text-transform: uppercase; color: rgba(255,255,255,0.5); white-space: nowrap; }

@keyframes hero__arrowBounce { 0%,100%{transform:translateY(-3px)} 50%{transform:translateY(3px)} }
@keyframes hero__ringExpand { 0%{transform:scale(1);opacity:0.6} 100%{transform:scale(2.2);opacity:0} }
@keyframes hero__fadeInUp { to { opacity:1; transform:translateY(0); } }
@keyframes hero__fadeIn { to { opacity:1; } }

/* ===== SECTIONS ===== */
.section { position: relative; padding: 80px 40px; overflow: hidden; }
.section__container { max-width: 1200px; margin: 0 auto; }
.section__header { text-align: center; margin-bottom: 80px; }
.section__label { font-size: 0.75rem; letter-spacing: 3px; text-transform: uppercase; color: var(--color-accent); font-weight: 600; margin-bottom: 15px; display: block; text-align: center;}
.section__title { font-family: var(--font-primary); font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 800; line-height: 1.2; margin-bottom: 20px; letter-spacing: -0.5px; }
.section__title--gradient { background: linear-gradient(135deg, #a8d8ff, #ffd4e8, #ffe4a0); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.section__description { font-size: var(--font-size-base); color: var(--color-text-muted); max-width: 650px; margin: 0 auto; font-weight: 300; line-height: 1.8; }

/* ===== REVEAL ===== */
.reveal { opacity: 0; transform: translateY(60px); transition: all 0.8s var(--transition-smooth); }
.reveal--visible { opacity: 1; transform: translateY(0); }
.reveal--left { transform: translateX(-80px); }
.reveal--left.reveal--visible { transform: translateX(0); }
.reveal--right { transform: translateX(80px); }
.reveal--right.reveal--visible { transform: translateX(0); }
.reveal--scale { transform: scale(0.85); }
.reveal--scale.reveal--visible { transform: scale(1); }

/* ===== EVENTO ===== */
.about { background: linear-gradient(180deg, var(--color-dark) 0%, var(--color-primary) 100%); }
.about__content { padding: 20px 0; max-width: 850px; margin: 0 auto; }
.about__label { font-size: 0.75rem; letter-spacing: 5px; text-transform: uppercase; color: var(--color-accent); font-weight: 600; margin-bottom: 15px; display: block; }
.about__title { font-family: var(--font-primary); font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 800; margin-bottom: 25px; line-height: 1.2; letter-spacing: -0.5px; }
.about__title--accent { background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.about__text { color: var(--color-text-muted); font-size: var(--font-size-base); line-height: 1.9; margin-bottom: 18px; font-weight: 300; text-align: justify; }
.about__target { margin-top: 35px; padding: 30px; background: rgba(245,166,35,0.05); border: 1px solid rgba(245,166,35,0.15); border-radius: 16px; }
.about__target-title { font-family: var(--font-primary); font-size: 1.1rem; font-weight: 700; color: var(--color-accent); margin-bottom: 12px; }
.about__target-text { color: var(--color-text-muted); font-size: var(--font-size-base); line-height: 1.8; font-weight: 300; }

/* ===== EXPOSITORES ===== */
.speakers { background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-dark) 100%); }
.speakers::before { content:''; position:absolute; top:0; left:0; width:100%; height:1px; background:linear-gradient(90deg,transparent,var(--color-accent),transparent); }
.speakers__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; max-width: 800px; margin: 0 auto; }
.speaker-card { text-align: center; position: relative; }
.speaker-card__image-wrapper { position: relative; width: 100%; aspect-ratio: 3/4; border-radius: 20px; overflow: hidden; margin-bottom: 20px; transition: all 0.5s var(--transition-smooth); }
.speaker-card:hover .speaker-card__image-wrapper { transform: translateY(-8px); box-shadow: 0 20px 50px rgba(245,166,35,0.2); }
.speaker-card__image-wrapper::after { content:''; position:absolute; bottom:0; left:0; width:100%; height:50%; background:linear-gradient(to top, var(--color-dark), transparent); }
.speaker-card__image { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--transition-smooth); }
.speaker-card:hover .speaker-card__image { transform: scale(1.05); }
.speaker-card__name { font-family: var(--font-primary); font-size: 1.3rem; font-weight: 700; margin-bottom: 5px; }
.speaker-card__role { font-size: 0.8rem; color: var(--color-accent); text-transform: uppercase; letter-spacing: 2px; font-weight: 500; }
.speaker-card__desc { font-size: 0.9rem; color: var(--color-text-muted); margin-top: 8px; font-weight: 300; }

/* ===== COMITÉ ===== */
.committee { background: var(--color-dark); position: relative; }
.committee::before { content:''; position:absolute; top:0; left:0; width:100%; height:1px; background:linear-gradient(90deg,transparent,var(--color-accent),transparent); }
.committee__grid { display: grid; grid-template-columns: repeat(3, 250px); gap: 30px; justify-content: center;}
.committee-card { text-align: center; }
.committee-card__image-wrapper { position: relative; width: 100%; aspect-ratio: 3/4; border-radius: 20px; overflow: hidden; margin-bottom: 20px; transition: all 0.5s var(--transition-smooth); border: 1px solid rgba(245,166,35,0.1); }
.committee-card:hover .committee-card__image-wrapper { transform: translateY(-8px); box-shadow: 0 20px 50px rgba(245,166,35,0.15); border-color: rgba(245,166,35,0.3); }
.committee-card__image-wrapper::after { content:''; position:absolute; bottom:0; left:0; width:100%; height:50%; background:linear-gradient(to top, var(--color-dark), transparent); }
.committee-card__image { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform 0.5s var(--transition-smooth); }
.committee-card:hover .committee-card__image { transform: scale(1.05); }
.committee-card__name { font-family: var(--font-primary); font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.committee-card__role { font-size: 0.9rem; color: var(--color-accent); letter-spacing: 1px; font-weight: 500; line-height: 1.5; }

/* ===== PROGRAMA ===== */
.timeline { background: linear-gradient(180deg, var(--color-dark) 0%, var(--color-primary) 50%, var(--color-dark) 100%); position: relative; }
.timeline::before { content:''; position:absolute; top:0; left:0; width:100%; height:1px; background:linear-gradient(90deg,transparent,var(--color-accent),transparent); }
.timeline__container { position: relative; max-width: 900px; margin: 0 auto; }
.timeline__line { position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--color-accent), var(--color-accent-light), var(--color-accent)); transform: translateX(-50%); }
.timeline__item { display: flex; align-items: flex-start; margin-bottom: 40px; position: relative; }
.timeline__item:nth-child(odd) { flex-direction: row; padding-right: calc(50% + 40px); text-align: right; }
.timeline__item:nth-child(even) { flex-direction: row-reverse; padding-left: calc(50% + 40px); text-align: left; }
.timeline__dot { position: absolute; left: 50%; top: 12px; width: 14px; height: 14px; background: var(--color-accent); border-radius: 50%; transform: translateX(-50%); box-shadow: 0 0 20px rgba(245,166,35,0.5); z-index: 2; }
.timeline__dot::before { content:''; position:absolute; top:-4px; left:-4px; right:-4px; bottom:-4px; border:2px solid var(--color-accent); border-radius:50%; opacity:0.3; }
.timeline__dot--accent { background: var(--color-pink); box-shadow: 0 0 20px rgba(255,23,68,0.5); width: 16px; height: 16px; }
.timeline__dot--accent::before { border-color: var(--color-pink); }
.timeline__content { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06); border-radius: 16px; padding: 25px; transition: all 0.4s var(--transition-smooth); }
.timeline__content:hover { background: rgba(255,255,255,0.06); border-color: rgba(245,166,35,0.2); }
.timeline__content--block { border-left: 3px solid var(--color-accent); }
.timeline__content--block--ia { border-left-color: var(--color-pink); }
.timeline__content--closing { border-left-color: var(--color-accent-light); background: rgba(245,166,35,0.06); }
.timeline__content--meet { border-left-color: var(--color-accent); background: rgba(245,166,35,0.08); }
.timeline__time { font-size: 0.75rem; color: var(--color-accent); font-weight: 600; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 6px; display: block; }
.timeline__time--pink { color: var(--color-pink); }
.timeline__title { font-family: var(--font-primary); font-size: var(--font-size-base); font-weight: 700; margin-bottom: 6px; line-height: 1.3; }
.timeline__text { font-size: 0.88rem; color: var(--color-text-muted); line-height: 1.6; font-weight: 300; }
.timeline__text--pink { color: #ffb3c6; }
.timeline__block-label { display: inline-block; font-size: 0.65rem; letter-spacing: 2px; text-transform: uppercase; color: var(--color-accent); font-weight: 700; margin-bottom: 4px; padding: 3px 10px; background: rgba(245,166,35,0.1); border-radius: 20px; }
.timeline__block-label--pink { color: var(--color-pink); background: rgba(255,23,68,0.1); }
.timeline__break { text-align: center; padding: 15px 0; }
.timeline__break-text { font-size: 0.85rem; color: var(--color-text-muted); font-weight: 500; letter-spacing: 3px; text-transform: uppercase; display: inline-block; padding: 0 20px; }
.timeline__break-text::before, .timeline__break-text::after { content:'—'; margin: 0 10px; color: var(--color-accent); opacity: 0.4; }

/* ===== PRECIOS ===== */
.pricing { background: linear-gradient(180deg, var(--color-dark) 0%, #0a0412 100%); position: relative; padding-bottom: 60px; }
.pricing::before { content:''; position:absolute; top:0; left:0; width:100%; height:1px; background:linear-gradient(90deg,transparent,var(--color-accent),transparent); }
.pricing__subtitle-top { font-size: 0.75rem; letter-spacing: 4px; text-transform: uppercase; color: var(--color-pink); font-weight: 700; margin-bottom: 12px; display: block; text-align: center; }
.pricing__title { font-family: var(--font-primary); font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 800; text-align: center; margin-bottom: 60px; line-height: 1.2; letter-spacing: -0.5px; }
.pricing__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1000px; margin: 0 auto; align-items: start; }
.pricing-card { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08); border-radius: 24px; padding: 40px 30px; text-align: center; transition: all 0.5s var(--transition-smooth); position: relative; overflow: hidden; }
.pricing-card:hover { transform: translateY(-8px); border-color: rgba(255,255,255,0.15); }
.pricing-card--featured { background: linear-gradient(180deg, #1a0a2e 0%, #0d0518 100%); border: 2px solid var(--color-pink); box-shadow: 0 0 40px rgba(255,23,68,0.15), 0 20px 60px rgba(0,0,0,0.3); }
.pricing-card--featured::before { content:''; position:absolute; top:0; left:0; width:100%; height:100%; background:radial-gradient(ellipse at top, rgba(255,23,68,0.08), transparent 70%); pointer-events:none; }
.pricing-card__badge { position: absolute; top: -1px; left: 50%; transform: translateX(-50%); background: var(--color-pink); color: white; font-size: 0.7rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; padding: 6px 20px; border-radius: 0 0 12px 12px; white-space: nowrap; }      
.pricing-card__icon { font-size: 2.2rem; margin-bottom: 20px; display: block; }
.pricing-card__category { font-size: var(--font-size-base); color: var(--color-text-muted); font-weight: 500; margin-bottom: 25px; line-height: 1.5; }
.pricing-card__price { margin-bottom: 25px; }
.pricing-card__currency { font-size: 1.2rem; font-weight: 600; color: var(--color-text-muted); vertical-align: super; }
.pricing-card__original {
    font-family: var(--font-primary);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-decoration: line-through;
    opacity: 0.5;
    display: block;
    margin-bottom: 4px;
}
.pricing-card__discount-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: var(--color-dark);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 20px;
    margin-top: 8px;
}
.pricing-card__amount { font-family: var(--font-primary); font-size: 3.5rem; font-weight: 900; color: var(--color-text); line-height: 1; }
.pricing-card--featured .pricing-card__amount { color: var(--color-accent); }
.pricing-card__price-label { font-size: var(--font-size-base); color: var(--color-text-muted); margin-top: 8px; font-weight: 400; }

.pricing-card__btn { display: block; width: 100%; padding: 14px 30px; border: none; border-radius: 12px; font-family: var(--font-primary); font-size: 0.9rem; font-weight: 700; cursor: pointer; transition: all 0.3s var(--transition-smooth); text-decoration: none; text-align: center; }
.pricing-card__btn--primary { background: var(--color-red); color: white; }
.pricing-card__btn--primary:hover { background: #d50032; transform: translateY(-2px); box-shadow: 0 8px 25px rgba(255,23,68,0.4); }
.pricing-card__btn--accent { background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light)); color: var(--color-dark); }
.pricing-card__btn--accent:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(245,166,35,0.4); }
.pricing__discount-banner { max-width: 1000px; margin: 40px auto; background: linear-gradient(135deg, rgba(235, 230, 185, 0.08), rgba(245, 156, 3, 0.04)); border: 1px solid rgba(39, 37, 28, 0.15); border-radius: 16px; padding: 18px 30px; text-align: center; }
.pricing__discount-text { font-size: var(--font-size-base); color: var(--color-text-muted); font-weight: 500; }
.pricing__discount-text strong { color: var(--color-accent-light); font-weight: 700; }

/* ===== INFO ===== */
.info-section { background: var(--color-dark); position: relative; }
.info-section::before { content:''; position:absolute; top:0; left:0; width:100%; height:1px; background:linear-gradient(90deg,transparent,var(--color-accent),transparent); }
.info__container { max-width: 800px; margin: 0 auto; text-align: center; }
.info__title { font-family: var(--font-primary); font-size: clamp(3rem, 3vw, 2.2rem); font-weight: 800; margin-bottom: 30px; letter-spacing: -0.5px; }
.info__contacts { display: flex; flex-direction: column; gap: 15px; margin-bottom: 40px; }
.info__contact-item { display: flex; align-items: center; justify-content: center; gap: 12px; font-size: 1.05rem; color: var(--color-text-muted); font-weight: 400; }
.info__contact-icon { font-size: 1.3rem; }
.info__contact-link { color: var(--color-accent); text-decoration: none; font-weight: 600; transition: color 0.3s ease; }
/* .info__contact-link:hover { color: var(--color-accent-light); text-decoration: underline; } */
.info__sponsor-btn { display: inline-flex; align-items: center; gap: 10px; padding: 18px 40px; background: transparent; border: 2px solid var(--color-accent); color: var(--color-accent); font-family: var(--font-primary); font-size: 0.95rem; font-weight: 700; letter-spacing: 1px; border-radius: 50px; cursor: pointer; transition: all 0.4s var(--transition-smooth); text-decoration: none; }
.info__sponsor-btn:hover { background: var(--color-accent); color: var(--color-dark); transform: translateY(-3px); box-shadow: 0 8px 30px rgba(245,166,35,0.3); }
.info__text{ font-size: var(--font-size-base); }

/* ===== CTA ===== */
.cta-section { background: linear-gradient(180deg, var(--color-dark) 0%, var(--color-primary) 50%, var(--color-dark) 100%); text-align: center; position: relative; overflow: hidden; }
.cta-section::before { content:''; position:absolute; top:0; left:0; width:100%; height:1px; background:linear-gradient(90deg,transparent,var(--color-accent),transparent); }
.cta-section__bg-glow { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 600px; height: 600px; background: radial-gradient(ellipse, rgba(245,166,35,0.1), transparent); filter: blur(80px); pointer-events: none; }
.cta-section__content { position: relative; z-index: 2; }
.cta-section__title { font-family: var(--font-primary); font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 900; margin-bottom: 20px; line-height: 1.2; letter-spacing: -0.5px; }
.cta-section__text { font-size: 1.1rem; color: var(--color-text-muted); max-width: 550px; margin: 0 auto 40px; font-weight: 300; line-height: 1.8; }
.cta-section__buttons { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }
.btn { display: inline-flex; text-align: center; align-items: center; gap: 10px; padding: 16px 36px; font-size: 0.9rem; font-weight: 600; letter-spacing: 2px; text-decoration: none; border-radius: 50px; transition: all 0.4s var(--transition-smooth); cursor: pointer; border: none; font-family: var(--font-primary); }
.btn--primary { background: linear-gradient(135deg, var(--color-accent), var(--color-glow)); color: var(--color-dark); box-shadow: 0 4px 25px rgba(245,166,35,0.4); }
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 8px 40px rgba(245,166,35,0.6); }
.btn--outline { background: transparent; color: var(--color-text); border: 2px solid rgba(255,255,255,0.2); }
.btn--outline:hover { border-color: var(--color-accent); color: var(--color-accent); transform: translateY(-3px); }

.date-btn {
    display: inline-flex;
    align-items: center;
    border-radius: 50px;
    overflow: hidden;
    text-decoration: none;
    border: 2px solid #ffffff;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-top: 40px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    opacity: 0;
    transform: translateY(30px);
    animation: hero__fadeInUp 1s 1.5s var(--transition-smooth) forwards;
}
.date-btn:hover {
    transform: translateY(0) scale(1.02);
    box-shadow: 0 8px 25px rgba(0,0,0,0.4);
}
.date-btn__label {
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 14px 24px;
    background: transparent;
}
.date-btn__date {
    background-color: #e3001b;
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 800;
    letter-spacing: 1px;
    padding: 16px 32px;
    transition: background-color 0.3s ease;
}
.date-btn:hover .date-btn__date {
    background-color: #ff0022;
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(12px);
    z-index: 10001;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 40px 20px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s var(--transition-smooth);
}
.modal-overlay--visible { opacity: 1; visibility: visible; }

.modal {
    background: linear-gradient(180deg, #1a0a2e 0%, #0d0518 100%);
    border: 1px solid rgba(245,166,35,0.15);
    border-radius: 24px;
    width: 100%;
    max-width: 560px;
    padding: 50px 40px;
    position: relative;
    transform: translateY(30px) scale(0.97);
    transition: transform 0.4s var(--transition-smooth);
    color: #ffffff;
    box-shadow: 0 25px 80px rgba(0,0,0,0.5), 0 0 60px rgba(245,166,35,0.08);
}
.modal-overlay--visible .modal { transform: translateY(0) scale(1); }

.modal__close {
    position: absolute;
    top: 20px; right: 20px;
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.05);
    color: var(--color-text-muted);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}
.modal__close:hover { background: rgba(245,166,35,0.15); border-color: var(--color-accent); color: var(--color-accent); }

.modal__title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}
.modal__subtitle {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 30px;
    font-weight: 400;
}

.modal__category-badge {
    display: inline-block;
    padding: 6px 16px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: var(--color-dark);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 20px;
    margin-bottom: 25px;
    border: 1px solid rgba(245,166,35,0.2);
}

.modal__field { margin-bottom: 20px; }
.modal__label {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
}
.modal__input {
    width: 100%;
    padding: 12px 0;
    border: none;
    border-bottom: 2px solid rgba(255,255,255,0.1);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--color-text);
    background: transparent;
    transition: border-color 0.3s ease;
    outline: none;
}
.modal__input::placeholder { color: rgba(255,255,255,0.2); }
.modal__input:focus { border-bottom-color: var(--color-accent); }
.modal__input--error { border-bottom-color: var(--color-error) !important; }
.modal__error-msg { font-size: 0.75rem; color: var(--color-error); margin-top: 4px; display: none; }
.modal__error-msg--visible { display: block; }

.modal__radio-group { display: flex; gap: 25px; margin-bottom: 20px; }
.modal__radio-label { display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: 0.9rem; color: var(--color-text-muted); font-weight: 500; }
.modal__radio-input {
    appearance: none; -webkit-appearance: none;
    width: 18px; height: 18px;
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    background: transparent;
}
.modal__radio-input:checked { border-color: var(--color-accent); }
.modal__radio-input:checked::after {
    content: ''; position: absolute;
    top: 50%; left: 50%; transform: translate(-50%,-50%);
    width: 8px; height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
}

/* Community selector */
.modal__community-selector {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.4s var(--transition-smooth);
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: 1px solid transparent;
}
.modal__community-selector--visible {
    max-height: 200px;
    opacity: 1;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.modal__community-selector-title {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 14px;
}
.modal__community-type-step { margin-bottom: 16px; }
.modal__community-esan-step {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.4s var(--transition-smooth);
    margin-bottom: 0;
}
.modal__community-esan-step--visible {
    max-height: 120px;
    opacity: 1;
    margin-bottom: 16px;
}
.modal__dni-status {
    font-size: 0.78rem;
    margin-top: 6px;
    display: none;
    line-height: 1.5;
}
.modal__dni-status--visible { display: block; }
.modal__dni-status--found { color: #4caf50; }
.modal__dni-status--not-found { color: var(--color-red); }
.modal__dni-status--searching { color: var(--color-accent); }

/* Personal fields */
.modal__personal-fields {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.5s var(--transition-smooth);
}
.modal__personal-fields--visible {
    max-height: 800px;
    opacity: 1;
}

/* Comprobante group */
.modal__comprobante-group {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.4s var(--transition-smooth);
    margin-bottom: 0;
}
.modal__comprobante-group--visible {
    max-height: 80px;
    opacity: 1;
    margin-bottom: 20px;
}

/* Price display */
.modal__price-display {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.4s var(--transition-smooth);
    text-align: center;
    padding: 0 20px;
    margin: 0;
    background: rgba(245,166,35,0.06);
    border: 1px solid rgba(245,166,35,0.15);
    border-radius: 16px;
}
.modal__price-display--visible {
    max-height: 120px;
    opacity: 1;
    padding: 16px 20px;
    margin-bottom: 20px;
}
.modal__price-label {
    font-size: 0.7rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    font-weight: 600;
    margin-bottom: 6px;
}
.modal__price-amount {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.modal__invoice-fields {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.4s var(--transition-smooth);
}
.modal__invoice-fields--visible { max-height: 200px; opacity: 1; }
.modal__invoice-message {
    text-align: center;
    padding: 20px;
    margin: 8px 0 18px;
    background: rgba(255,23,68,0.08);
    border: 1px solid rgba(255,23,68,0.2);
    border-radius: 12px;
}
.modal__invoice-message-text {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}
.modal__invoice-message-text strong {
    color: var(--color-accent);
}

.modal__consent-group {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.4s var(--transition-smooth);
    margin-top: 0;
    margin-bottom: 0;
}
.modal__consent-group--visible {
    max-height: 120px;
    opacity: 1;
    margin-top: 25px;
    margin-bottom: 25px;
}
.modal__consent-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 12px;
}
.modal__checkbox {
    appearance: none; -webkit-appearance: none;
    width: 18px; height: 18px; min-width: 18px;
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: 4px;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 2px;
    background: transparent;
}
.modal__checkbox:checked { background: var(--color-accent); border-color: var(--color-accent); }
.modal__checkbox:checked::after {
    content: '✓'; position: absolute;
    top: 50%; left: 50%; transform: translate(-50%,-50%);
    color: var(--color-dark); font-size: 0.7rem; font-weight: 700;
}
.modal__checkbox--error { border-color: var(--color-red) !important; }
.modal__consent-text a { color: var(--color-accent); text-decoration: underline; }

.modal__submit {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.4s var(--transition-smooth);
    width: 100%;
    padding: 0;
    background: linear-gradient(135deg, var(--color-accent), var(--color-glow));
    color: var(--color-dark);
    border: none;
    border-radius: 12px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.5px;
}
.modal__submit--visible {
    max-height: 60px;
    opacity: 1;
    padding: 16px;
    margin-bottom: 16px;
}
.modal__submit:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(245,166,35,0.4); }
.modal__submit:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.modal__recaptcha {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.4s var(--transition-smooth);
    text-align: center;
    font-size: 0.72rem;
    color: rgba(255,255,255,0.3);
    line-height: 1.6;
}
.modal__recaptcha--visible {
    max-height: 60px;
    opacity: 1;
}
.modal__recaptcha a { color: rgba(255,255,255,0.45); text-decoration: underline; }

.modal__success { text-align: center; padding: 40px 20px; display: none; }
.modal__success--visible { display: block; }
.modal__success-icon {
    width: 80px; height: 80px; border-radius: 50%;
    background: linear-gradient(135deg, #4caf50, #66bb6a);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 24px; font-size: 2rem; color: white;
    animation: success__pop 0.5s var(--transition-bounce);
}
.modal__success-icon--error { background: linear-gradient(135deg, #f44336, #ef9a9a);}
.modal__success-title { font-size: 1.5rem; font-weight: 700; color: var(--color-text); margin-bottom: 12px; }
.modal__success-text { font-size: 0.95rem; color: var(--color-text-muted); line-height: 1.6; }
.modal__form--hidden { display: none; }

@keyframes success__pop {
    0% { transform: scale(0); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

/* ===== FOOTER ===== */
.footer { background: var(--color-dark); padding: 0px 40px 30px; }
.footer__container { max-width: 1200px; margin: 0 auto;}
.footer__logos { display: flex; justify-content: space-evenly; align-items: center; gap: 60px; margin-bottom: 50px; flex-wrap: wrap; }
.footer__logo-item { display: flex; align-items: center; gap: 15px; }
.footer__logo-icon { width: 60px; height: 60px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: 1.1rem; letter-spacing: 1px; }
.footer__logo-icon--auspiciador img{ height: 40px; width: auto;}
.footer__logo-icon--great img{ height: 100px; width: auto;}
.footer__logo-name { font-family: var(--font-primary); font-weight: 700; font-size: 1.1rem; color: var(--color-text); }
.footer__logo-sub { font-size: 0.75rem; color: var(--color-text-muted); font-weight: 400; margin-top: 2px; }
.footer__divider { width: 1px; height: 50px; background: rgba(255,255,255,0.1); }
.footer__separator { text-align: center; margin-bottom: 50px; }
.footer__separator-line { width: 100%; height: 1px; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent); }
.footer__top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 50px; flex-wrap: wrap; gap: 40px; }
.footer__brand { max-width: 300px; }
.footer__logo-text { font-family: var(--font-primary); font-size: 1.1rem; font-weight: 800; background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light)); -webkit-text-fill-color: transparent; margin-bottom: 15px; display: block; }
.footer__tagline { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.7; font-weight: 300; }
.footer__links-group { display: flex; gap: 80px; }
.footer__group-title { font-size: 0.8rem; letter-spacing: 3px; text-transform: uppercase; color: var(--color-text); font-weight: 600; margin-bottom: 20px; }
.footer__link-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer__link { color: var(--color-text-muted); text-decoration: none; font-size: 0.85rem; font-weight: 400; transition: color 0.3s ease; }
.footer__link:hover { color: var(--color-accent); }
.footer__bottom { border-top: 1px solid rgba(255,255,255,0.05); padding-top: 50px; display: flex; justify-content: space-evenly; align-items: center; flex-wrap: wrap; gap: 15px; }
.footer__copyright { font-size: 0.8rem; color: var(--color-text-muted); font-weight: 300; }
.footer__socials { display: flex; gap: 15px; }
.footer__social-link { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; color: var(--color-text-muted); text-decoration: none; font-size: 0.9rem; transition: all 0.3s var(--transition-smooth); }
.footer__social-link:hover { border-color: var(--color-accent); color: var(--color-accent); transform: translateY(-3px); }

/* ===== SCROLL BUTTON ===== */
.scroll-btn {
    position: fixed; bottom: 30px; right: 30px;
    width: 56px; height: 56px; border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-glow));
    border: none; cursor: pointer; z-index: 999;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 25px rgba(245,166,35,0.4);
    transition: all 0.4s var(--transition-smooth);
    opacity: 0; visibility: hidden; transform: translateY(20px);
}
.scroll-btn--visible { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-btn:hover { transform: translateY(-5px) scale(1.1); box-shadow: 0 8px 40px rgba(245,166,35,0.6); }
.scroll-btn__icon { width: 20px; height: 20px; color: var(--color-dark); transition: transform 0.3s ease; }
.scroll-btn:hover .scroll-btn__icon { transform: translateY(3px); }
.scroll-btn__pulse { position: absolute; width: 100%; height: 100%; border-radius: 50%; border: 2px solid var(--color-accent); animation: scroll-btn__pulse-ring 2s ease-out infinite; }
@keyframes scroll-btn__pulse-ring { 0%{transform:scale(1);opacity:0.6} 100%{transform:scale(1.8);opacity:0} }

.mobile-menu { position: fixed; top: 0; right: -100%; width: 300px; height: 100vh; background: rgba(13,5,24,0.98); backdrop-filter: blur(30px); z-index: 9999; padding: 80px 40px; transition: right 0.4s var(--transition-smooth); }
.mobile-menu--open { right: 0; }
.mobile-menu__close { position: absolute; top: 25px; right: 25px; background: none; border: none; color: var(--color-text); font-size: 1.5rem; cursor: pointer; }
.mobile-menu__links { list-style: none; display: flex; flex-direction: column; gap: 25px; }
.mobile-menu__link { color: var(--color-text); text-decoration: none; font-size: 1rem; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; transition: color 0.3s ease; }
.mobile-menu__link:hover { color: var(--color-accent); }
.mobile-menu__overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 9998; opacity: 0; visibility: hidden; transition: all 0.4s ease; }
.mobile-menu__overlay--visible { opacity: 1; visibility: visible; }

@media (max-width: 1024px) { .committee__grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px) {
    .nav__links { display: none; }
    .nav__menu-btn { display: flex; }
    .nav { padding: 15px 20px; }
    .section { padding: 80px 20px; }
    .speakers__grid { grid-template-columns: 1fr; max-width: 400px; }
    .committee__grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .pricing__grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    .timeline__item:nth-child(odd), .timeline__item:nth-child(even) { flex-direction: column; padding: 0 0 0 50px; text-align: left; }
    .timeline__line { left: 15px; }
    .timeline__dot { left: 15px; }
    .footer__top { flex-direction: column; }
    .footer__links-group { gap: 40px; }
    .footer__logos { gap: 30px; }
    .scroll-btn { width: 48px; height: 48px; bottom: 20px; right: 20px; }
    .modal { padding: 40px 25px; }
}
@media (max-width: 480px) {
    .speakers__grid, .committee__grid { grid-template-columns: 1fr; max-width: 300px; margin: 0 auto; }
    .cta-section__buttons { flex-direction: column; align-items: center; }
    .btn { width: 100%; max-width: 280px; justify-content: center; }
    .footer__logos { flex-direction: column; gap: 25px; }
    .footer__divider { width: 50px; height: 1px; }
    .modal { padding: 35px 20px; }
    .modal__radio-group { flex-direction: column; gap: 12px; }
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-dark); }
::-webkit-scrollbar-thumb { background: linear-gradient(to bottom, var(--color-accent), var(--color-glow)); border-radius: 4px; }
.glow-orb { position: absolute; border-radius: 50%; filter: blur(80px); pointer-events: none; z-index: 0; }
.glow-orb--purple { background: rgba(45,27,105,0.5); }
.glow-orb--orange { background: rgba(245,166,35,0.12); }