/* ============================================================
   CATÁLOGO — Soluciones · Invitaciones Digitales
   Paleta tomada del logo de Soluciones (Agencia de Publicidad y Eventos).
   Cambia estas variables para ajustar toda la paleta del sitio.
   ============================================================ */
:root {
  --color-bg:          #ffffff;
  --color-bg-alt:      #f7f9fa;
  --color-text:        #1c1c1c;
  --color-text-soft:   #6b6b6b;
  --color-accent:      #29b6c4;   /* teal — del logo */
  --color-accent-dark: #1c8e9a;
  --color-soft:        #e6f6f8;
  --color-magenta:     #d63b7a;
  --color-yellow:      #ffc72c;
  --color-orange:      #ef7d24;
  --color-purple:      #b98fcc;
  --color-green:       #8bc34a;
  --color-maroon:      #7a1f3d;
  --color-premium:     #ffc72c;
  --color-premium-bg:  #1c1c1c;
  --color-premium-text:#f5f0e6;
  --color-whatsapp:    #25D366;
  --shadow: 0 8px 24px rgba(28, 28, 28, 0.08);
  --radius: 16px;
  --font-display: 'Fredoka', sans-serif;
  --font-script:  'Caveat', cursive;
  --font-sans:    'Poppins', sans-serif;
}

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

html { scroll-behavior: smooth; overflow-x: hidden; max-width: 100%; }

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

img { max-width: 100%; display: block; }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

a { color: inherit; text-decoration: none; }

/* ---------- confeti decorativo (triángulos, como el logo) ---------- */
.confetti { position: absolute; width: 0; height: 0; opacity: 0.9; pointer-events: none; }
.confetti.tri {
  border-left: 13px solid transparent;
  border-right: 13px solid transparent;
  border-bottom: 22px solid var(--tri-color, var(--color-yellow));
}

/* ---------- NAV ---------- */
nav.topnav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-soft);
}
nav.topnav .container {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 10px; padding-bottom: 10px;
}
.brand-block { display: flex; align-items: center; gap: 10px; }
.brand-logo { height: 42px; width: auto; display: block; }
.brand-text { line-height: 1.1; }
.brand-text .name {
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  color: #1c1c1c; letter-spacing: 0.01em;
}
.brand-text .sub {
  font-family: var(--font-sans); font-weight: 600; font-size: 9.5px;
  color: var(--color-accent-dark); text-transform: uppercase; letter-spacing: 0.04em;
}
.nav-links { display: none; gap: 28px; font-size: 14px; font-weight: 500; letter-spacing: 0.02em; }
.nav-links a:hover { color: var(--color-accent-dark); }
@media (min-width: 760px) { .nav-links { display: flex; } }
.nav-cta {
  background: var(--color-whatsapp); color: #fff; padding: 10px 18px;
  border-radius: 30px; font-size: 13px; font-weight: 600;
  display: flex; align-items: center; gap: 6px;
}

/* ---------- HERO ---------- */
header.hero {
  text-align: center;
  padding: 60px 24px 60px;
  background: linear-gradient(180deg, #fff 0%, var(--color-soft) 130%);
  position: relative; overflow: hidden;
}
.hero-logo { width: 92px; height: auto; margin: 0 auto 18px; }
.hero .kicker {
  font-family: var(--font-sans);
  font-size: 12.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-accent-dark); font-weight: 700; margin-bottom: 14px;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(30px, 5.6vw, 48px);
  max-width: 760px; margin: 0 auto 16px;
  color: var(--color-text);
}
.hero .script-line {
  font-family: var(--font-script);
  font-size: 26px; color: var(--color-magenta); margin-bottom: 14px;
}
.hero p.sub {
  max-width: 560px; margin: 0 auto 32px;
  color: var(--color-text-soft); font-size: 16px;
}
.hero-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; position: relative; z-index: 2; }
.btn {
  display: inline-block; padding: 14px 28px; border-radius: 30px;
  font-size: 14px; font-weight: 600; letter-spacing: 0.02em;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer; border: none;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-primary { background: var(--color-accent); color: #fff; }
.btn-outline { background: transparent; border: 1.5px solid var(--color-accent); color: var(--color-accent-dark); }
.btn-whatsapp { background: var(--color-whatsapp); color: #fff; }

/* ---------- SECTION HEADERS ---------- */
section { padding: 66px 0; }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 44px; }
.section-head .kicker {
  font-size: 12px; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--color-accent-dark); font-weight: 700; margin-bottom: 10px;
}
.section-head h2 {
  font-family: var(--font-display); font-size: clamp(24px, 3.6vw, 34px); font-weight: 600;
}
.section-head p { color: var(--color-text-soft); margin-top: 10px; font-size: 15px; }

/* ---------- PAQUETES ---------- */
.pkg-grid {
  display: grid; grid-template-columns: 1fr; gap: 24px;
}
@media (min-width: 860px) { .pkg-grid { grid-template-columns: repeat(3, 1fr); } }

.pkg-card {
  background: var(--color-bg-alt); border-radius: var(--radius);
  padding: 32px 26px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; position: relative;
  border: 1px solid var(--color-soft); border-top: 5px solid var(--color-accent);
}
.pkg-card.destacado { border-top-color: var(--color-magenta); box-shadow: 0 14px 30px rgba(214,59,122,0.18); }
.pkg-ribbon {
  position: absolute; top: -12px; right: 22px;
  background: var(--color-magenta); color: #fff;
  font-size: 11px; font-weight: 700; letter-spacing: 0.05em;
  padding: 5px 14px; border-radius: 20px; text-transform: uppercase;
}
.pkg-card.premium { background: var(--color-premium-bg); color: var(--color-premium-text); border-top-color: var(--color-premium); }
.pkg-card.premium .pkg-desc,
.pkg-card.premium .pkg-price small { color: #b5ab98; }
.pkg-card.premium .pkg-ribbon { background: var(--color-premium); color: #1c1c1c; }
.pkg-card.premium li::before { color: var(--color-premium); }
.pkg-card.premium .btn-outline { border-color: var(--color-premium); color: var(--color-premium); }

.pkg-name { font-family: var(--font-display); font-size: 23px; font-weight: 700; margin-bottom: 6px; }
.pkg-desc { font-size: 13px; color: var(--color-text-soft); margin-bottom: 18px; min-height: 34px; }
.pkg-price { font-size: 34px; font-weight: 700; margin-bottom: 4px; font-family: var(--font-display); }
.pkg-price small { font-size: 13px; font-weight: 500; color: var(--color-text-soft); font-family: var(--font-sans); }
.pkg-list { list-style: none; margin: 20px 0 26px; flex-grow: 1; }
.pkg-list li {
  font-size: 14px; padding: 7px 0 7px 26px; position: relative;
}
.pkg-list li::before {
  content: "✓"; position: absolute; left: 0; top: 7px;
  color: var(--color-accent); font-weight: 700;
}
.pkg-list li.no::before { content: "–"; color: #c7c7c7; }
.pkg-list li.no { color: #a3a3a3; }
.pkg-card:nth-child(1) .pkg-list li::before { color: var(--color-accent); }
.pkg-card.destacado .pkg-list li::before { color: var(--color-magenta); }

/* ---------- EJEMPLOS ---------- */
.cat-block { margin-bottom: 40px; }
.cat-title {
  font-family: var(--font-display); font-size: 19px; font-weight: 700;
  margin-bottom: 18px; color: var(--color-accent-dark);
  display: flex; align-items: center; gap: 10px;
}
.cat-title::after { content: ""; flex-grow: 1; height: 2px; background: var(--color-soft); }

.demo-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
@media (min-width: 640px) { .demo-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .demo-grid { grid-template-columns: repeat(3, 1fr); } }

.demo-card {
  background: var(--color-bg-alt); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--color-soft);
  display: flex; flex-direction: column;
}
.demo-thumb {
  height: 130px; background-size: cover; background-position: center;
  position: relative; display: flex; align-items: center; justify-content: center;
}
.demo-thumb .thumb-icon {
  font-size: 44px; filter: drop-shadow(0 2px 8px rgba(0,0,0,.25));
}
.demo-thumb .swatch {
  position: absolute; bottom: 10px; left: 10px; display: flex; gap: 5px;
}
.demo-thumb .dot { width: 16px; height: 16px; border-radius: 50%; border: 2px solid #fff; box-shadow: 0 1px 4px rgba(0,0,0,0.3); }
.demo-body { padding: 16px 18px 20px; display: flex; flex-direction: column; flex-grow: 1; }
.demo-body h4 { font-size: 15px; font-weight: 700; margin-bottom: 4px; font-family: var(--font-display); }
.demo-body p { font-size: 12.5px; color: var(--color-text-soft); margin-bottom: 14px; flex-grow: 1; }
.demo-link {
  font-size: 13px; font-weight: 700; color: var(--color-accent-dark);
  display: inline-flex; align-items: center; gap: 5px;
}

.demo-card.especial { border: 2px dashed var(--color-magenta); }
.especial-badge {
  display: inline-block; background: #fbe3ee; color: var(--color-magenta);
  font-size: 10.5px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 3px 10px; border-radius: 20px; margin-bottom: 8px;
}

/* ---------- COMO FUNCIONA ---------- */
.steps { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 700px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .steps { grid-template-columns: repeat(4, 1fr); } }
.step {
  background: var(--color-bg-alt); border-radius: var(--radius); padding: 24px 20px;
  border: 1px solid var(--color-soft);
}
.step-num {
  width: 34px; height: 34px; border-radius: 50%;
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px; margin-bottom: 14px; font-family: var(--font-display);
}
.steps .step:nth-child(8n+1) .step-num { background: var(--color-accent); }
.steps .step:nth-child(8n+2) .step-num { background: var(--color-magenta); }
.steps .step:nth-child(8n+3) .step-num { background: var(--color-orange); }
.steps .step:nth-child(8n+4) .step-num { background: var(--color-purple); }
.steps .step:nth-child(8n+5) .step-num { background: var(--color-green); }
.steps .step:nth-child(8n+6) .step-num { background: var(--color-accent-dark); }
.steps .step:nth-child(8n+7) .step-num { background: var(--color-maroon); }
.steps .step:nth-child(8n+8) .step-num { background: #d9a400; }
.step h4 { font-size: 14.5px; margin-bottom: 6px; }
.step p { font-size: 13px; color: var(--color-text-soft); }

/* ---------- FAQ ---------- */
.faq-list { max-width: 720px; margin: 0 auto; }
details {
  background: var(--color-bg-alt); border: 1px solid var(--color-soft);
  border-radius: 12px; padding: 16px 20px; margin-bottom: 12px;
}
details summary {
  cursor: pointer; font-weight: 700; font-size: 15px; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; font-size: 20px; color: var(--color-accent); font-weight: 400; }
details[open] summary::after { content: "–"; }
details p { margin-top: 12px; font-size: 14px; color: var(--color-text-soft); }

/* ---------- FOOTER ---------- */
footer {
  background: var(--color-premium-bg); color: var(--color-premium-text);
  text-align: center; padding: 50px 24px 40px;
}
footer .brand-logo { height: 56px; width: auto; margin: 0 auto 14px; }
footer .name { font-family: var(--font-display); font-weight: 700; font-size: 20px; color: #fff; }
footer .sub { font-family: var(--font-sans); font-weight: 600; font-size: 11px; color: var(--color-accent); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 16px; }
footer p.tagline { font-family: var(--font-script); font-size: 18px; color: #d9cdb0; margin-bottom: 24px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 22px; justify-content: center; }
.footer-links a { color: var(--color-premium-text); font-size: 13px; font-weight: 600; opacity: .8; }
.footer-links a:hover { opacity: 1; color: var(--color-accent); }

.wa-float {
  position: fixed; bottom: 22px; right: 22px; z-index: 60;
  background: var(--color-whatsapp); color: #fff;
  width: 58px; height: 58px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25); font-size: 26px;
}