/* =========================================================
   SER INTEGRAL CONSULTORÍA S.A.S — Portal de Aplicativos
   Comparte la identidad visual del sitio principal.
   ========================================================= */

:root {
  --primary: #14324f;
  --primary-dark: #0b1f33;
  --secondary: #2f6fad;
  --accent: #b8872b;
  --accent-dark: #96701f;
  --background: #f6f8fb;
  --surface: #ffffff;
  --surface-alt: #eef2f7;
  --text: #1c2530;
  --text-light: #5b6b7c;
  --border: #dfe6ee;
  --success: #1f8a4c;
  --muted: #98a5b3;

  --font-heading: 'Poppins', 'Segoe UI', Arial, sans-serif;
  --font-body: 'Inter', 'Segoe UI', Arial, sans-serif;

  --radius: 10px;
  --shadow-sm: 0 2px 8px rgba(11, 31, 51, 0.08);
  --shadow-md: 0 8px 24px rgba(11, 31, 51, 0.12);
  --shadow-lg: 0 16px 40px rgba(11, 31, 51, 0.16);
  --transition: 0.25s ease;
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--background);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--primary);
  line-height: 1.25;
  margin: 0 0 0.6em;
}

p { margin: 0 0 1em; color: var(--text-light); }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--surface);
  box-shadow: 0 1px 0 rgba(11, 31, 51, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
  gap: 16px;
}

.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 44px; width: auto; }
.brand .brand-name {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--primary);
  font-size: 0.95rem;
  line-height: 1.2;
}
.brand .brand-name span { display: block; font-size: 0.72rem; color: var(--text-light); font-weight: 500; }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--secondary);
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.back-link:hover { background: var(--surface-alt); }

/* ---------- Hub hero ---------- */
.hub-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 72px 0 56px;
  text-align: center;
}

.hub-hero .eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  font-weight: 600;
  color: #cfe0f0;
  margin-bottom: 16px;
}

.hub-hero h1 {
  color: #fff;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 14px;
}

.hub-hero p {
  color: #dbe6f0;
  max-width: 620px;
  margin: 0 auto;
  font-size: 1.05rem;
}

.hub-hero .hub-stats {
  margin-top: 28px;
  display: inline-flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.hub-stat-pill {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.85rem;
  color: #e4edf5;
}

.hub-stat-pill strong { color: #fff; }

/* ---------- Apps grid ---------- */
.hub-apps { padding: 56px 0 96px; }

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.app-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  opacity: 0;
  transform: translateY(16px);
  animation: app-card-in 0.5s ease forwards;
}

@keyframes app-card-in {
  to { opacity: 1; transform: translateY(0); }
}

.app-card.is-available:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.app-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.app-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--surface-alt);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.app-card.is-coming-soon .app-icon { color: var(--muted); }

.app-status {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.app-status.available { background: rgba(31, 138, 76, 0.12); color: var(--success); }
.app-status.coming-soon { background: var(--surface-alt); color: var(--muted); }

.app-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.app-card p { font-size: 0.9rem; flex: 1; margin-bottom: 20px; }

.app-card .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), transform var(--transition);
  width: 100%;
}

.app-card.is-available .btn {
  background: var(--primary);
  color: #fff;
}
.app-card.is-available .btn:hover { background: var(--primary-dark); }

.app-card.is-coming-soon {
  background: var(--surface-alt);
}

.app-card.is-coming-soon .btn {
  background: transparent;
  border-color: var(--border);
  color: var(--muted);
  cursor: not-allowed;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 20px);
  background: var(--primary-dark);
  color: #fff;
  padding: 14px 22px;
  border-radius: 10px;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  z-index: 1000;
  text-align: center;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------- WhatsApp flotante ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 900;
  transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 28px; height: 28px; color: #fff; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--primary-dark);
  color: #b7c4d1;
  padding: 32px 0;
  text-align: center;
  font-size: 0.85rem;
}

.site-footer a { color: var(--accent); font-weight: 600; }
.site-footer a:hover { text-decoration: underline; }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .header-inner { height: auto; padding: 16px 0; flex-wrap: wrap; gap: 12px; }
  .hub-hero { padding: 56px 0 40px; }
  .hub-apps { padding: 40px 0 64px; }
  .apps-grid { grid-template-columns: 1fr; }
  .whatsapp-float { right: 20px; bottom: 20px; }
}