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

:root {
  --teal:      #2A8A96;
  --teal-lt:   #3DAAB8;
  --teal-d:    #1C6872;
  --teal-xd:   #124750;

  --slate:     #4A5A68;
  --slate-lt:  #6B7D8E;
  --slate-d:   #2E3A45;

  --ice:       #BDD4DC;
  --ice-lt:    #D8EAEE;

  --black:     #0E1317;
  --black-lt:  #161D23;
  --black-md:  #1E272F;

  --white:     #F4F8FA;
  --white-d:   #C8D8E0;

  --accent:    #C0454F;
  --accent-lt: #D45E67;

  --gold:      #9AABB8;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━
   INTRO / SPLASH SCREEN
━━━━━━━━━━━━━━━━━━━━━━━ */
#intro {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--teal-xd);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  transition: opacity 0.9s ease, visibility 0.9s ease;
}
#intro.out { opacity: 0; visibility: hidden; pointer-events: none; }

#intro::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(61,170,184,0.12) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}

.intro-arc {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.ia-1 { width: 500px; height: 500px; border: 1px solid rgba(61,170,184,0.2); top: 50%; left: 50%; transform: translate(-50%,-50%); }
.ia-2 { width: 340px; height: 340px; border: 1px solid rgba(61,170,184,0.12); top: 50%; left: 50%; transform: translate(-50%,-50%); }

.intro-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.intro-logo-wrap {
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2.5rem;
  box-shadow: 0 0 0 6px rgba(61,170,184,0.25), 0 0 0 12px rgba(61,170,184,0.1), 0 20px 60px rgba(0,0,0,0.6);
  overflow: hidden;
  animation: logoPop 0.9s 0.3s cubic-bezier(0.34,1.56,0.64,1) both;
  position: relative;
}

.intro-logo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 12px;
}

.intro-logo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: var(--teal-xd);
}

.ilp-letters {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2.8rem;
  color: var(--teal-lt);
  line-height: 1;
  letter-spacing: 0.05em;
}
.ilp-sub {
  font-size: 0.42rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ice);
  margin-top: 0.15rem;
}

.intro-school {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--teal-lt);
  margin-bottom: 1.25rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.7s ease both;
}

.intro-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.8rem, 10vw, 5rem);
  line-height: 0.95;
  letter-spacing: 0.04em;
  color: var(--white);
  margin-bottom: 0.25rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.85s ease both;
}

.intro-year {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(1.5rem, 6vw, 2.8rem);
  letter-spacing: 0.25em;
  color: var(--ice);
  opacity: 0;
  animation: fadeUp 0.8s 1s ease both;
}

.intro-rule {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1.75rem 0;
  opacity: 0;
  animation: fadeUp 0.8s 1.1s ease both;
  width: 260px;
}
.ir-line { flex: 1; height: 1px; background: linear-gradient(to right, transparent, var(--teal-lt)); }
.ir-line.r { background: linear-gradient(to left, transparent, var(--teal-lt)); }
.ir-diamond { width: 7px; height: 7px; background: var(--teal-lt); transform: rotate(45deg); flex-shrink: 0; }

.intro-ded {
  font-family: 'DM Serif Display', serif;
  font-style: italic;
  font-size: clamp(0.9rem, 3vw, 1.15rem);
  color: var(--ice);
  max-width: 380px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.8s 1.2s ease both;
}

.intro-ded em { color: var(--white-d); font-style: italic; }
.intro-ded strong { color: var(--white); font-style: normal; font-family: 'Plus Jakarta Sans', sans-serif; font-size: 0.85em; font-weight: 700; }

.intro-btn {
  background: var(--accent);
  color: var(--white);
  border: none;
  padding: 1rem 2.75rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 100px;
  box-shadow: 0 6px 30px rgba(192,69,79,0.4);
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  opacity: 0;
  animation: fadeUp 0.8s 1.4s ease both;
  position: relative;
  overflow: hidden;
}
.intro-btn::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(255,255,255,0.12);
  transform: translateX(-100%);
  transition: transform 0.4s ease;
}
.intro-btn:hover::before { transform: translateX(0); }
.intro-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 40px rgba(192,69,79,0.5); }
.intro-btn:active { transform: translateY(0); }

.intro-corner {
  position: absolute;
  width: 50px; height: 50px;
  border-color: rgba(61,170,184,0.3);
  border-style: solid;
}
.ic-tl { top: 1.5rem; left: 1.5rem; border-width: 1px 0 0 1px; }
.ic-tr { top: 1.5rem; right: 1.5rem; border-width: 1px 1px 0 0; }
.ic-bl { bottom: 1.5rem; left: 1.5rem; border-width: 0 0 1px 1px; }
.ic-br { bottom: 1.5rem; right: 1.5rem; border-width: 0 1px 1px 0; }

@keyframes logoPop { from{opacity:0;transform:scale(0.6);} to{opacity:1;transform:scale(1);} }
@keyframes fadeUp  { from{opacity:0;transform:translateY(18px);} to{opacity:1;transform:none;} }


/* ━━━━━━━━━━━━━━━━━━━━━━━
   PORTADA PRINCIPAL
━━━━━━━━━━━━━━━━━━━━━━━ */
.hero {
  min-height: 100vh;
  background: var(--teal-xd);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 60% 40%, rgba(28,104,114,0.8) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 10% 80%, rgba(192,69,79,0.1) 0%, transparent 55%),
    radial-gradient(ellipse 40% 45% at 90% 10%, rgba(42,138,150,0.15) 0%, transparent 55%);
  pointer-events: none;
}

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(61,170,184,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61,170,184,0.05) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}

.hero-stripe {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 6px;
  background: linear-gradient(to bottom, var(--accent), var(--teal-lt), var(--slate-lt), var(--ice), var(--teal));
}

.hero-bgyear {
  position: absolute;
  right: -0.05em;
  top: 50%;
  transform: translateY(-52%);
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(14rem, 38vw, 28rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(61,170,184,0.1);
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.02em;
}

.hero-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(5rem,12vw,8rem) clamp(1.5rem,6vw,5rem) 3rem;
  position: relative;
  z-index: 2;
  max-width: 900px;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--accent);
  border-radius: 100px;
  padding: 0.4rem 1rem;
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: white;
  margin-bottom: 2rem;
  box-shadow: 0 4px 18px rgba(192,69,79,0.4);
}
.hero-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ice-lt);
  animation: blink 1.4s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:0.4;} 50%{opacity:1;} }

.hero-date-small {
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--teal-lt);
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3.5rem, 13vw, 9rem);
  line-height: 0.92;
  letter-spacing: 0.02em;
  margin-bottom: 0.25rem;
}
.ht-1 { color: var(--white); display: block; }
.ht-2 { color: var(--ice); display: block; }
.ht-3 { color: var(--teal-lt); display: block; font-size: 0.55em; letter-spacing: 0.08em; }

.hero-infobar {
  display: flex;
  gap: 2rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid rgba(61,170,184,0.2);
}
.hi-item { display: flex; flex-direction: column; gap: 0.2rem; }
.hi-label { font-size: 0.55rem; font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; color: var(--slate-lt); }
.hi-val { font-size: 0.88rem; font-weight: 600; color: var(--white); }

.hero-foot {
  display: flex;
  position: relative; z-index: 2;
  border-top: 1px solid rgba(61,170,184,0.15);
}
.hf-item {
  flex: 1; padding: 1.25rem 1rem; text-align: center;
  border-right: 1px solid rgba(61,170,184,0.15);
  transition: background 0.25s;
}
.hf-item:last-child { border-right: none; }
.hf-item:hover { background: rgba(61,170,184,0.08); }
.hf-icon { font-size: 1.2rem; margin-bottom: 0.25rem; display: block; }
.hf-lbl { font-size: 0.55rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--slate-lt); margin-bottom: 0.15rem; }
.hf-val { font-size: 0.78rem; font-weight: 600; color: var(--ice); }


/* ━━━━━━━━━━━━━━━━━━━━━━━
   DEDICATORIA
━━━━━━━━━━━━━━━━━━━━━━━ */
.ded-section {
  background: var(--black-lt);
  padding: clamp(5rem,12vw,8rem) 1.5rem;
  position: relative;
  overflow: hidden;
}

.ded-section::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(28,104,114,0.3) 0%, transparent 70%);
  pointer-events: none;
}

/* comillas decorativas de fondo */
.ded-section::after {
  content: '\201C';
  position: absolute;
  top: -0.1em; left: 3%;
  font-family: 'DM Serif Display', serif;
  font-size: clamp(12rem, 30vw, 22rem);
  line-height: 1;
  color: rgba(61,170,184,0.05);
  pointer-events: none;
  user-select: none;
}

.ded-inner {
  max-width: 760px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  text-align: center;
}

.ded-pretag {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--teal-lt);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
}
.ded-pretag::before, .ded-pretag::after {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--teal-d);
}

/* cita principal */
.ded-quote {
  font-family: 'DM Serif Display', serif;
  font-style: italic;
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  color: var(--white);
  line-height: 1.6;
  margin-bottom: 2.5rem;
  position: relative;
}

.ded-quote em {
  color: var(--teal-lt);
  font-style: italic;
}

/* separador con diamante */
.ded-rule {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 200px;
  margin: 0 auto 2.5rem;
}
.ded-rule-line { flex: 1; height: 1px; }
.ded-rule-line.a { background: linear-gradient(to right, transparent, var(--teal)); }
.ded-rule-line.b { background: linear-gradient(to left, transparent, var(--teal)); }
.ded-rule-diamond {
  width: 7px; height: 7px;
  background: var(--teal-lt);
  transform: rotate(45deg);
  flex-shrink: 0;
}

/* fila horizontal de dedicados */
.ded-to {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  border: 1px solid rgba(61,170,184,0.18);
  border-radius: 14px;
  overflow: hidden;
}

.ded-to-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem 2.25rem;
  flex: 1;
  transition: background 0.25s;
}
.ded-to-item:hover { background: rgba(61,170,184,0.07); }

.ded-to-icon { font-size: 1.6rem; line-height: 1; }

.ded-to-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ice);
}

.ded-to-sep {
  width: 1px;
  height: 48px;
  background: rgba(61,170,184,0.18);
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .ded-to { flex-direction: column; }
  .ded-to-sep { width: 60px; height: 1px; }
}

/* firma */
.ded-firma {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--teal-lt);
}
.ded-firma span {
  color: var(--slate-lt);
  font-weight: 400;
  letter-spacing: 0.1em;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━
   CUENTA REGRESIVA
━━━━━━━━━━━━━━━━━━━━━━━ */
.cd-section {
  background: var(--black);
  padding: clamp(4rem,10vw,7rem) 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cd-section::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 55% at 50% 50%, rgba(28,104,114,0.35) 0%, transparent 65%);
}

.cd-inner {
  max-width: 700px; margin: 0 auto;
  position: relative; z-index: 1;
}

.cd-pretitle {
  font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.45em; text-transform: uppercase;
  color: var(--teal-lt); margin-bottom: 0.75rem;
  display: flex; align-items: center; justify-content: center; gap: 0.75rem;
}
.cd-pretitle::before, .cd-pretitle::after {
  content: ''; width: 24px; height: 1px;
  background: var(--teal-d);
}

.cd-title {
  font-family: 'DM Serif Display', serif;
  font-style: italic;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--ice);
  margin-bottom: 3rem;
}

.countdown {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: clamp(0.5rem,2vw,1rem);
  max-width: 620px; margin: 0 auto;
}

.cd-block {
  background: var(--black-md);
  border: 1px solid rgba(61,170,184,0.25);
  border-radius: clamp(12px,3vw,18px);
  padding: clamp(1.5rem,4vw,2.5rem) 0.5rem;
  position: relative; overflow: hidden;
  transition: border-color 0.3s, background 0.3s;
}
.cd-block:hover { border-color: var(--teal-lt); background: var(--black-lt); }

.cd-block:nth-child(1)::before { content:''; position:absolute; top:0;left:0;right:0;height:3px; background:var(--accent); }
.cd-block:nth-child(2)::before { content:''; position:absolute; top:0;left:0;right:0;height:3px; background:var(--teal-lt); }
.cd-block:nth-child(3)::before { content:''; position:absolute; top:0;left:0;right:0;height:3px; background:var(--slate-lt); }
.cd-block:nth-child(4)::before { content:''; position:absolute; top:0;left:0;right:0;height:3px; background:var(--ice); }

.cd-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.5rem,8vw,5rem);
  line-height: 1; color: var(--white);
  display: block;
  transition: color 0.3s;
}
.cd-block:nth-child(1):hover .cd-num { color: var(--accent-lt); }
.cd-block:nth-child(2):hover .cd-num { color: var(--teal-lt); }
.cd-block:nth-child(3):hover .cd-num { color: var(--slate-lt); }
.cd-block:nth-child(4):hover .cd-num { color: var(--ice); }

.cd-lbl {
  font-size: clamp(0.5rem,1.5vw,0.6rem);
  font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--slate-lt); margin-top: 0.5rem; display: block;
}

.cd-note {
  margin-top: 2.5rem; font-size: 0.78rem;
  font-weight: 600; letter-spacing: 0.1em;
  color: var(--slate-lt);
}


/* ━━━━━━━━━━━━━━━━━━━━━━━
   DETALLES DEL EVENTO
━━━━━━━━━━━━━━━━━━━━━━━ */
.details-section {
  background: var(--teal-xd);
  padding: clamp(4rem,10vw,7rem) 1.5rem;
  position: relative; overflow: hidden;
}

.details-section::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(61,170,184,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61,170,184,0.05) 1px, transparent 1px);
  background-size: 40px 40px;
}

.det-inner {
  max-width: 960px; margin: 0 auto;
  position: relative; z-index: 1;
}

.section-header { margin-bottom: 3rem; }

.s-pretag {
  font-size: 0.6rem; font-weight: 700;
  letter-spacing: 0.38em; text-transform: uppercase;
  color: var(--teal-lt); margin-bottom: 0.75rem; display: block;
}

.s-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 0.95; color: var(--white);
  letter-spacing: 0.02em;
}
.s-title span { color: var(--ice); }

.det-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 1px;
  background: rgba(61,170,184,0.12);
  border: 1px solid rgba(61,170,184,0.12);
}

.det-card {
  background: var(--teal-xd);
  padding: 2rem 1.75rem;
  transition: background 0.25s;
  position: relative;
}
.det-card:hover { background: var(--teal-d); }

.det-card::after {
  content: '';
  position: absolute; bottom:0; left:0; right:0;
  height: 2px;
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s;
}
.det-card:nth-child(1)::after { background: var(--accent); }
.det-card:nth-child(2)::after { background: var(--teal-lt); }
.det-card:nth-child(3)::after { background: var(--slate-lt); }
.det-card:nth-child(4)::after { background: var(--ice); }
.det-card:hover::after { transform: scaleX(1); }

.det-icon { font-size: 1.75rem; margin-bottom: 1rem; display: block; }
.det-lbl { font-size: 0.58rem; font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; margin-bottom: 0.4rem; color: var(--slate-lt); }
.det-val { font-family: 'DM Serif Display', serif; font-style: italic; font-size: 1.1rem; color: var(--white); line-height: 1.35; }
.det-sub { font-size: 0.75rem; color: var(--ice); margin-top: 0.25rem; }


/* ━━━━━━━━━━━━━━━━━━━━━━━
   PROGRAMA
━━━━━━━━━━━━━━━━━━━━━━━ */
.prog-section {
  background: var(--black);
  padding: clamp(4rem,10vw,7rem) 1.5rem;
  position: relative; overflow: hidden;
}

.prog-section::before {
  content: '';
  position: absolute; left:0; top:0; bottom:0; width:4px;
  background: linear-gradient(to bottom, var(--accent), var(--teal-lt), var(--slate-lt), var(--ice));
}

.prog-inner { max-width: 720px; margin: 0 auto; }

.prog-list { margin-top: 3rem; display: flex; flex-direction: column; }

.prog-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.75rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid rgba(61,170,184,0.12);
  position: relative;
  transition: padding-left 0.3s;
}
.prog-item:last-child { border-bottom: none; }
.prog-item:hover { padding-left: 0.5rem; }

.prog-item::before {
  content: '';
  position: absolute;
  left: 76px; top: 50%;
  transform: translate(-50%,-50%);
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 2px solid var(--black);
  transition: transform 0.25s, box-shadow 0.25s;
}
.prog-item:nth-child(odd)::before { background: var(--teal-lt); }
.prog-item:nth-child(even)::before { background: var(--ice); }
.prog-item:hover::before { transform: translate(-50%,-50%) scale(1.6); box-shadow: 0 0 12px rgba(61,170,184,0.5); }

.pi-time {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.15rem; letter-spacing: 0.08em;
  color: var(--teal-lt); text-align: right;
  padding-right: 1.25rem;
  border-right: 1px solid rgba(61,170,184,0.2);
  padding-top: 0.1rem; line-height: 1.2;
}

.pi-content h4 {
  font-size: 0.98rem; font-weight: 700;
  color: var(--white); margin-bottom: 0.25rem;
}
.pi-content p { font-size: 0.78rem; color: var(--ice); line-height: 1.6; }
.pi-tag {
  display: inline-block; margin-top: 0.4rem;
  font-size: 0.58rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.2rem 0.6rem; border-radius: 100px;
}
.tag-r { background: rgba(192,69,79,0.2); color: var(--accent-lt); }
.tag-g { background: rgba(74,90,104,0.35); color: var(--ice-lt); }
.tag-y { background: rgba(189,212,220,0.15); color: var(--ice); }
.tag-b { background: rgba(28,104,114,0.5); color: var(--teal-lt); border: 1px solid rgba(61,170,184,0.3); }


/* ━━━━━━━━━━━━━━━━━━━━━━━
   CONFIRMACIÓN WhatsApp
━━━━━━━━━━━━━━━━━━━━━━━ */
.rsvp-section {
  background: var(--black-lt);
  padding: clamp(4rem,10vw,7rem) 1.5rem;
  position: relative; overflow: hidden;
}

.rsvp-section::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(61,170,184,0.06) 1px, transparent 1px);
  background-size: 24px 24px;
}

.rsvp-inner {
  max-width: 900px; margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(2rem,6vw,5rem);
  align-items: start;
  position: relative; z-index: 1;
}

.rsvp-tag { font-size:0.6rem; font-weight:700; letter-spacing:0.38em; text-transform:uppercase; color:var(--teal-lt); margin-bottom:0.75rem; display:block; }
.rsvp-title { font-family:'Bebas Neue',sans-serif; font-size:clamp(2.5rem,7vw,5rem); line-height:0.95; letter-spacing:0.02em; color:var(--white); margin-bottom:0.5rem; }
.rsvp-title span { color: var(--ice); }
.rsvp-sub { font-size:0.85rem; color:var(--ice); line-height:1.75; margin-bottom:2rem; }

.wa-btn {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--teal);
  color: white;
  text-decoration: none;
  padding: 1rem 1.75rem;
  border-radius: 14px;
  font-size: 0.9rem; font-weight: 700;
  box-shadow: 0 8px 30px rgba(42,138,150,0.4);
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  margin-bottom: 1rem;
}
.wa-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(42,138,150,0.5); background: var(--teal-lt); }
.wa-icon {
  width: 38px; height: 38px; flex-shrink: 0;
  background: rgba(255,255,255,0.2);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.wa-text-main { font-size: 0.88rem; font-weight: 700; }
.wa-text-sub { font-size: 0.68rem; font-weight: 400; opacity: 0.85; }

.wa-num {
  font-size: 0.72rem; color: var(--slate-lt);
  margin-top: 0.25rem; letter-spacing: 0.1em;
}

.rsvp-form-title {
  font-size: 0.88rem; font-weight: 700;
  color: var(--teal-lt); margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.form-group { margin-bottom: 1rem; }
.form-lbl {
  display: block; font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--ice); margin-bottom: 0.4rem;
}
.form-input, .form-select {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid rgba(61,170,184,0.3);
  border-radius: 10px;
  background: var(--black-md);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.88rem; font-weight: 300;
  color: var(--white);
  transition: border-color 0.2s, background 0.2s;
  appearance: none;
}
.form-input::placeholder { color: var(--slate-lt); }
.form-input:focus, .form-select:focus { outline: none; border-color: var(--teal-lt); background: rgba(61,170,184,0.08); }
.form-select option { background: var(--black-md); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }

.rsvp-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-bottom: 0.25rem; }
.rsvp-opt { cursor: pointer; }
.rsvp-opt input { display: none; }
.rsvp-opt-lbl {
  display: block; text-align: center; padding: 0.75rem;
  border: 1px solid rgba(61,170,184,0.25);
  border-radius: 10px;
  font-size: 0.8rem; font-weight: 600;
  color: var(--ice);
  background: var(--black-md);
  transition: all 0.2s; cursor: pointer;
}
.rsvp-opt input:checked + .rsvp-opt-lbl {
  background: var(--teal);
  color: white; border-color: var(--teal-lt);
  box-shadow: 0 4px 14px rgba(42,138,150,0.4);
}

.form-submit-wa {
  width: 100%;
  padding: 0.9rem;
  background: var(--teal);
  color: white; border: none;
  border-radius: 100px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem; font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  box-shadow: 0 6px 24px rgba(42,138,150,0.4);
  transition: opacity 0.2s, transform 0.15s;
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  margin-top: 0.75rem;
}
.form-submit-wa:hover { opacity: 0.9; transform: translateY(-1px); }

.ok-msg {
  display: none;
  padding: 2rem;
  background: rgba(42,138,150,0.12);
  border: 1px solid rgba(42,138,150,0.35);
  border-radius: 14px;
  text-align: center;
}
.ok-msg.show { display: block; }
.ok-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.ok-title { font-family:'DM Serif Display',serif; font-style:italic; font-size:1.5rem; color:var(--white); margin-bottom:0.4rem; }
.ok-text { font-size:0.82rem; color:var(--ice); line-height:1.7; }


/* ━━━━━━━━━━━━━━━━━━━━━━━
   CIERRE
━━━━━━━━━━━━━━━━━━━━━━━ */
.closing {
  background: var(--black);
  padding: clamp(5rem,12vw,8rem) 1.5rem;
  text-align: center;
  position: relative; overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 45% at 50% 50%, rgba(28,104,114,0.4) 0%, transparent 65%),
    radial-gradient(circle at 15% 30%, rgba(192,69,79,0.07) 0%, transparent 40%),
    radial-gradient(circle at 85% 70%, rgba(61,170,184,0.07) 0%, transparent 40%);
}

.confetti-bar {
  position: absolute; top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg,
    var(--accent) 0%, var(--accent) 14.28%,
    var(--teal-lt) 14.28%, var(--teal-lt) 28.56%,
    var(--slate-lt) 28.56%, var(--slate-lt) 42.84%,
    var(--ice) 42.84%, var(--ice) 57.12%,
    var(--teal) 57.12%, var(--teal) 71.4%,
    var(--accent) 71.4%, var(--accent) 85.68%,
    var(--teal-lt) 85.68%, var(--teal-lt) 100%
  );
}

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

.closing-school {
  font-size: 0.6rem; font-weight: 700;
  letter-spacing: 0.45em; text-transform: uppercase;
  color: var(--teal-d); margin-bottom: 1.5rem;
}

.closing-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3rem, 12vw, 8rem);
  line-height: 0.9; letter-spacing: 0.02em;
}
.ct-1 { color: var(--white); display: block; }
.ct-2 { color: var(--ice); display: block; }
.ct-3 { color: var(--teal-lt); display: block; font-size: 0.45em; letter-spacing: 0.2em; }

.closing-rule {
  display: flex; align-items: center; gap: 1rem;
  max-width: 300px; margin: 2rem auto;
}
.cr-line { flex:1; height:1px; }
.cr-line.a { background: linear-gradient(to right, transparent, var(--teal-lt)); }
.cr-line.b { background: linear-gradient(to left, transparent, var(--teal-lt)); }
.cr-diamond { width:7px; height:7px; background:var(--teal-lt); transform:rotate(45deg); }

.closing-date {
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--slate-lt); margin-bottom: 1rem;
}

.closing-footer {
  font-size: 0.58rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--slate); margin-top: 3rem;
}


/* ━━━━━━━━━━━━━━━━━━━━━━━
   REVEAL
━━━━━━━━━━━━━━━━━━━━━━━ */
.reveal { opacity:0; transform:translateY(22px); transition:opacity 0.8s ease,transform 0.8s ease; }
.reveal.in { opacity:1; transform:none; }
.rev-l { opacity:0; transform:translateX(-22px); transition:opacity 0.8s ease,transform 0.8s ease; }
.rev-l.in { opacity:1; transform:none; }
.rev-r { opacity:0; transform:translateX(22px); transition:opacity 0.8s ease,transform 0.8s ease; }
.rev-r.in { opacity:1; transform:none; }


/* ━━━━━━━━━━━━━━━━━━━━━━━
   MOBILE
━━━━━━━━━━━━━━━━━━━━━━━ */
@media (max-width: 768px) {
  .hero-bgyear { display: none; }
  .rsvp-inner { grid-template-columns: 1fr; gap: 3rem; }
  .form-row { grid-template-columns: 1fr; }
  .hero-foot { flex-wrap: wrap; }
  .hf-item { min-width: 50%; }
  .ic-tl, .ic-tr, .ic-bl, .ic-br { width: 30px; height: 30px; }
}