/* =============================================================
   HOLA INVITACION - LANDING PAGE PRO V7
   Inspirado en la arquitectura de diseño de Invitafy.com.mx
   Paleta: Azul Real #0047AB + Blanco + Crema
   ============================================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;1,400&family=Birthstone&family=Lato:wght@300;400;700&display=swap');

:root {
  --blue-deep:    #002366;
  --blue-main:    #0047AB;
  --blue-light:   #EEF3FB;
  --blue-mid:     #4478C8;
  --cream:        #FDF9F5;
  --warm-white:   #FEFEFE;
  --text-dark:    #1A1A2E;
  --text-mid:     #555566;
  --text-light:   #999AAA;
  --gold:         #C9A84C;
  --border:       rgba(0,71,171,0.08);
  --radius-card:  20px;
  --radius-pill:  50px;
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html {
  scroll-behavior:smooth;
  font-size:16px;
  overflow-x: hidden; /* evita scroll horizontal en mobile */
}

body {
  font-family: 'Lato', sans-serif;
  color: var(--text-dark);
  background: var(--warm-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden; /* evita que los iPhones rompan el layout */
  max-width: 100vw;
}

.serif     { font-family:'Cormorant Garamond', serif; }
.signature { font-family:'Birthstone', cursive; }
.container { max-width:1280px; margin:0 auto; padding:0 40px; }

/* ======================== NAVBAR ======================== */
#navbar {
  position: fixed; top:0; left:0; width:100%; z-index:9999;
  padding: 18px 0;
  background: transparent;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}
#navbar.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border);
}
.nav-inner {
  display:flex; align-items:center; justify-content:space-between;
}
.nav-logo img { height:38px; display:block; }
.nav-links {
  display:flex; align-items:center; gap:35px; list-style:none;
}
.nav-links a {
  text-decoration:none; font-size:0.82rem; font-weight:700;
  letter-spacing:1.5px; text-transform:uppercase;
  color: var(--warm-white); transition:color 0.3s;
}
#navbar.scrolled .nav-links a { color: var(--text-dark); }
.nav-links a:hover { color: var(--blue-mid) !important; }

.btn-nav-cta {
  background: var(--blue-main); color: white !important;
  padding:10px 24px; border-radius: var(--radius-pill);
  font-size:0.8rem !important; font-weight:700 !important;
  transition: background 0.3s, transform 0.2s !important;
}
.btn-nav-cta:hover { background: var(--blue-deep) !important; transform: translateY(-2px); }

/* ======================== HERO ======================== */
.hero {
  min-height: 100vh;
  background: linear-gradient(160deg, var(--blue-deep) 0%, var(--blue-main) 60%, #1a6fd4 100%);
  display: grid;
  grid-template-columns: 1fr 1fr;  /* dos columnas iguales */
  align-items: center;
  gap: 40px;
  padding: 120px 80px 80px;
  position: relative;
  overflow: hidden;
  max-width: 100vw;
}

/* Decoración de fondo */
.hero::before {
  content:''; position:absolute; top:-200px; right:-200px;
  width:700px; height:700px;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  border-radius:50%; pointer-events:none;
}
.hero::after {
  content:''; position:absolute; bottom:-300px; left:-200px;
  width:800px; height:800px;
  background: radial-gradient(circle, rgba(201,168,76,0.08) 0%, transparent 70%);
  border-radius:50%; pointer-events:none;
}

/* Columna izquierda: texto */
.hero-content {
  position: relative;
  z-index: 2;
  text-align: left;   /* alineado a la izquierda en desktop */
}

.hero-badge {
  display:inline-block; background:rgba(255,255,255,0.12);
  border:1px solid rgba(255,255,255,0.25);
  color:white; padding:8px 22px; border-radius: var(--radius-pill);
  font-size:0.75rem; font-weight:700; letter-spacing:2px;
  text-transform:uppercase; margin-bottom:35px;
}

.hero-title {
  font-family:'Cormorant Garamond', serif;
  font-size: clamp(2.8rem, 4.5vw, 5rem);
  color:white; line-height:1.05;
  margin-bottom:25px; font-weight:600;
}
.hero-title .cursive-word {
  font-family:'Birthstone', cursive;
  font-size:1.3em; color: var(--gold);
  display:block;
}

.hero-sub {
  font-size:1.05rem; color:rgba(255,255,255,0.78);
  margin:0 0 45px; font-weight:300; line-height:1.7;
  max-width: 480px;
}

.hero-actions { display:flex; gap:20px; flex-wrap:wrap; justify-content:flex-start; }

.btn-primary {
  background:white; color:var(--blue-deep);
  padding:17px 45px; border-radius: var(--radius-pill);
  font-size:0.85rem; font-weight:800; text-decoration:none;
  letter-spacing:1.5px; text-transform:uppercase;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  transition: transform 0.3s, box-shadow 0.3s;
}
.btn-primary:hover { transform:translateY(-3px); box-shadow: 0 15px 40px rgba(0,0,0,0.3); }

.btn-outline-white {
  background:transparent; color:white;
  padding:16px 45px; border-radius: var(--radius-pill);
  font-size:0.85rem; font-weight:700; text-decoration:none;
  letter-spacing:1.5px; text-transform:uppercase;
  border:1.5px solid rgba(255,255,255,0.5);
  transition: border-color 0.3s, background 0.3s;
}
.btn-outline-white:hover { border-color:white; background:rgba(255,255,255,0.1); }

/* Columna derecha: iPhone Hero */
.hero-phone-wrap {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 20px;
  position: relative;
  z-index: 2;
  padding-bottom: 20px;
}
.iphone-hero {
  width: 180px;
  height: 375px;
  background:#111; border:8px solid #222;
  border-radius:36px; overflow:hidden; position:relative;
  flex-shrink: 0;
  box-shadow: 0 40px 80px rgba(0,0,0,0.6), 0 10px 20px rgba(0,0,0,0.4);
}
.iphone-hero:nth-child(2) { transform: translateY(-30px) scale(1.05); }
.iphone-hero:nth-child(3) { transform: translateY(10px) scale(0.95); }
.iphone-hero::before {
  content:''; position:absolute; top:10px; left:50%;
  transform:translateX(-50%);
  width:60px; height:20px; background:#111;
  border-radius:15px; z-index:10;
}
.iphone-hero::after {
  content:''; position:absolute; inset:0;
  background:linear-gradient(125deg, rgba(255,255,255,0.08) 0%, transparent 50%);
  z-index:9; pointer-events:none;
}
.iphone-screen {
  width:100%; height:100%;
  object-fit:cover;
  object-position:center top;
  display:block;
}


/* ======================== SOCIAL PROOF ======================== */
.social-proof {
  padding:70px 0;
  background:var(--warm-white);
  border-bottom:1px solid var(--border);
}
.stats-grid {
  display:grid; grid-template-columns:repeat(4,1fr);
  gap:20px; text-align:center;
}
.stat-item {}
.stat-num {
  font-family:'Cormorant Garamond', serif;
  font-size:3rem; font-weight:600; color:var(--blue-main);
  display:block; line-height:1;
}
.stat-label {
  font-size:0.82rem; color:var(--text-mid);
  text-transform:uppercase; letter-spacing:1.5px; margin-top:8px; display:block;
}

/* ======================== SECTION SHARED ======================== */
.section-label {
  font-size:0.75rem; font-weight:700; color:var(--blue-main);
  text-transform:uppercase; letter-spacing:3px; margin-bottom:16px; display:block;
}
.section-title {
  font-family:'Cormorant Garamond', serif;
  font-size:clamp(2.2rem, 4vw, 3.5rem); font-weight:600;
  color:var(--text-dark); line-height:1.15; margin-bottom:20px;
}
.section-title .gold { color:var(--blue-main); font-style:italic; }
.section-sub {
  font-size:1rem; color:var(--text-mid); max-width:550px; line-height:1.7;
}

/* ======================== CATEGORÍAS ======================== */
.categories-section { padding:120px 0; background:var(--cream); }
.categories-header { text-align:center; margin-bottom:70px; }
.categories-header .section-sub { margin:0 auto; }

.cats-grid {
  display:grid; grid-template-columns:repeat(3,1fr); gap:30px;
}
@media(min-width:1100px){ .cats-grid { grid-template-columns:repeat(3,1fr); } }

.cat-card {
  background:white; border-radius:var(--radius-card);
  overflow:hidden; position:relative;
  box-shadow:0 5px 25px rgba(0,0,0,0.05);
  transition:transform 0.4s cubic-bezier(.25,1,.5,1), box-shadow 0.4s;
  cursor:pointer;
  display:flex; flex-direction:column; /* ← evita espacio vacío abajo */
}
.cat-card:hover {
  transform:translateY(-12px);
  box-shadow:0 25px 60px rgba(0,71,171,0.12);
}
.cat-card-img {
  width:100%;
  height:380px;          /* altura fija en lugar de aspect-ratio */
  object-fit:cover;
  object-position:center top;  /* muestra la cara/sujeto, no los pies */
  display:block;
  background:var(--blue-light);
  flex-shrink:0; /* ← imagen no se encoge */
}

/* Placeholder si la imagen no carga */
.cat-card-placeholder {
  width:100%; height:380px;
  background:linear-gradient(160deg, var(--blue-light), var(--blue-mid));
  display:flex; align-items:center; justify-content:center;
  color:white; font-size:4rem;
  flex-shrink:0;
}

.cat-card-body {
  padding:28px 25px;
  flex:1; /* ← ocupa el espacio disponible pero sin crecer de más */
  display:flex; flex-direction:column;
}
.cat-tag {
  font-size:0.72rem; font-weight:700; color:var(--blue-main);
  text-transform:uppercase; letter-spacing:2px;
  background:var(--blue-light); padding:5px 12px;
  border-radius:var(--radius-pill); display:inline-block; margin-bottom:14px;
}
.cat-name {
  font-family:'Cormorant Garamond', serif;
  font-size:1.7rem; font-weight:600; margin-bottom:10px;
}
.cat-desc { font-size:0.85rem; color:var(--text-mid); line-height:1.6; margin-bottom:22px; }
.cat-link {
  display:inline-flex; align-items:center; gap:8px;
  font-size:0.8rem; font-weight:700; text-decoration:none;
  color:var(--blue-main); letter-spacing:1px;
  text-transform:uppercase; transition:gap 0.3s;
}
.cat-link::after { content:'→'; font-size:1rem; }
.cat-card:hover .cat-link { gap:14px; }

/* ======================== CÓMO FUNCIONA ======================== */
.how-section { padding:120px 0; }
.how-inner {
  display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center;
}
.how-steps { display:flex; flex-direction:column; gap:50px; }
.step {
  display:flex; gap:25px; align-items:flex-start;
  opacity:0.4; transition:opacity 0.3s;
}
.step.active, .step:hover { opacity:1; }
.step-num {
  font-family:'Cormorant Garamond', serif;
  font-size:3.5rem; font-weight:600; color:var(--blue-light);
  line-height:1; min-width:60px; color:var(--blue-main); opacity:0.3;
}
.step.active .step-num { opacity:1; }
.step-text {}
.step-title { font-size:1.1rem; font-weight:700; margin-bottom:8px; }
.step-desc { font-size:0.9rem; color:var(--text-mid); line-height:1.7; }

.how-phone {
  display:flex; justify-content:center; align-items:center;
}
.iphone-showcase {
  width:280px; height:580px;
  background:#0d0d0d; border:12px solid #1a1a1a;
  border-radius:50px; overflow:hidden; position:relative;
  box-shadow: 0 50px 100px rgba(0,0,0,0.2), 0 15px 30px rgba(0,0,0,0.1);
}
.iphone-showcase::before {
  content:''; position:absolute; top:18px; left:50%;
  transform:translateX(-50%); width:90px; height:28px;
  background:#0d0d0d; border-radius:20px; z-index:10;
}
.iphone-showcase img { width:100%; height:100%; object-fit:cover; }

/* ======================== FEATURES ======================== */
.features-section { padding:100px 0; background:var(--cream); }
.features-header { text-align:center; margin-bottom:70px; }
.features-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:30px;
}
.feat-card {
  background:white; border-radius:var(--radius-card);
  padding:40px 30px; text-align:center;
  border:1px solid var(--border);
  transition:transform 0.3s, box-shadow 0.3s;
}
.feat-card:hover {
  transform:translateY(-8px);
  box-shadow:0 20px 50px rgba(0,71,171,0.08);
}
.feat-icon {
  width:64px; height:64px;
  background:var(--blue-light); border-radius:20px;
  display:flex; align-items:center; justify-content:center;
  margin:0 auto 25px; font-size:1.7rem;
}
.feat-title { font-size:1rem; font-weight:700; margin-bottom:12px; }
.feat-desc { font-size:0.85rem; color:var(--text-mid); line-height:1.6; }

/* ======================== FAQ ======================== */
.faq-section { padding:120px 0; }
.faq-inner {
  display:grid; grid-template-columns:1fr 1.5fr; gap:80px; align-items:start;
}
.faq-list { display:flex; flex-direction:column; gap:0; }
.faq-item {
  border-bottom:1px solid var(--border); padding:25px 0;
  cursor:pointer;
}
.faq-q {
  display:flex; justify-content:space-between; align-items:center;
  font-size:1rem; font-weight:700; color:var(--text-dark);
}
.faq-icon {
  width:32px; height:32px; border-radius:50%;
  background:var(--blue-light); color:var(--blue-main);
  display:flex; align-items:center; justify-content:center;
  font-size:1.2rem; font-weight:300; transition:transform 0.3s;
  flex-shrink:0;
}
.faq-item.open .faq-icon { transform:rotate(45deg); background:var(--blue-main); color:white; }
.faq-a {
  font-size:0.9rem; color:var(--text-mid); line-height:1.7;
  margin-top:15px; display:none;
}
.faq-item.open .faq-a { display:block; }

/* ======================== CTA FINAL ======================== */
.cta-section {
  padding:150px 0;
  background:linear-gradient(135deg, var(--blue-deep) 0%, var(--blue-main) 100%);
  text-align:center; position:relative; overflow:hidden;
}
.cta-section::before {
  content:''; position:absolute; top:-300px; right:-300px;
  width:800px; height:800px;
  background:radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  border-radius:50%;
}
.cta-title {
  font-family:'Cormorant Garamond', serif;
  font-size:clamp(2.5rem, 5vw, 4rem); color:white;
  font-weight:600; margin-bottom:25px; position:relative; z-index:1;
}
.cta-sub { color:rgba(255,255,255,0.7); font-size:1.1rem; margin-bottom:50px; position:relative; z-index:1; }

/* ======================== FOOTER ======================== */
footer {
  background:var(--text-dark); color:rgba(255,255,255,0.6);
  padding:60px 0 30px;
}
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:60px; margin-bottom:60px; }
.footer-brand img { height:35px; margin-bottom:20px; filter:brightness(0) invert(1); }
.footer-brand p { font-size:0.85rem; line-height:1.7; }
.footer-col h4 { color:white; font-size:0.75rem; text-transform:uppercase; letter-spacing:2px; margin-bottom:20px; }
.footer-col a {
  display:block; color:rgba(255,255,255,0.5); text-decoration:none;
  font-size:0.85rem; margin-bottom:10px; transition:color 0.3s;
}
.footer-col a:hover { color:white; }
.footer-bottom {
  border-top:1px solid rgba(255,255,255,0.08);
  padding-top:30px; display:flex; justify-content:space-between; align-items:center;
}
.footer-bottom p { font-size:0.8rem; }
.footer-social { display:flex; gap:15px; }
.social-btn {
  width:38px; height:38px; border-radius:50%;
  background:rgba(255,255,255,0.08); display:flex;
  align-items:center; justify-content:center;
  color:rgba(255,255,255,0.6); text-decoration:none; font-size:0.9rem;
  transition:background 0.3s;
}
.social-btn:hover { background:var(--blue-main); color:white; }

/* ======================== RESPONSIVE ======================== */
@media(max-width:1024px){
  .container { padding:0 25px; }
  .cats-grid { grid-template-columns:repeat(2,1fr); }
  .features-grid { grid-template-columns:repeat(2,1fr); }
  .how-inner { grid-template-columns:1fr; }
  .how-phone { display:none; }
  .faq-inner { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .stats-grid { grid-template-columns:repeat(2,1fr); }
  /* Hero en tablet: 2 columnas más compactas */
  .hero { padding: 120px 40px 80px; gap:20px; }
  .iphone-hero { width:155px; height:320px; }
}
@media(max-width:768px){
  /* Hero: 1 columna en mobile */
  .hero {
    grid-template-columns: 1fr;   /* una sola columna */
    padding: 100px 24px 60px;
    text-align: center;
  }
  .hero-content {
    text-align: center;  /* centrado en mobile */
  }
  .hero-sub { max-width: 100%; margin: 0 auto 40px; }
  .hero-actions { justify-content: center; }
  /* Ocultar iPhones en mobile — evitan overflow */
  .hero-phone-wrap { display: none; }
}
@media(max-width:600px){
  .cats-grid { grid-template-columns:1fr; }
  .features-grid { grid-template-columns:1fr; }
  .nav-links { display:none; }
  .footer-grid { grid-template-columns:1fr; gap:30px; }
  .footer-bottom { flex-direction:column; gap:20px; text-align:center; }
}