/* ===== Variables ===== */
:root {
  --color-bg: #000000;
  --color-bg-violet: #1c1c52;
  --color-bg-violet-deep: #14143d;
  --color-surface: #0c0c0c;
  --color-surface-raised: #141414;
  --color-surface-on-violet: rgba(0, 0, 0, 0.35);
  --color-text: #ffffff;
  --color-text-muted: rgba(255, 255, 255, 0.62);
  --color-primary: #8a8aff;
  --color-primary-dark: #6e6ee0;
  --color-primary-light: rgba(138, 138, 255, 0.14);
  --color-accent: #8a8aff;
  --color-success: #8a8aff;
  --color-whatsapp: #25d366;
  --color-border: rgba(138, 138, 255, 0.18);
  --color-excluded: rgba(255, 255, 255, 0.32);
  --font-display: 'Outfit', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 24px rgba(138, 138, 255, 0.12);
  --shadow-lg: 0 12px 40px rgba(138, 138, 255, 0.18);
  --header-h: 72px;
  --transition: 0.2s ease;
}

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

/* ===== Utilities ===== */
.container {
  width: min(1120px, 100% - 2rem);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.25rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--color-primary);
  color: #000000;
  box-shadow: 0 4px 20px rgba(138, 138, 255, 0.4);
}

.btn-primary:hover {
  background: #a0a0ff;
  box-shadow: 0 6px 28px rgba(138, 138, 255, 0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
  width: 100%;
}

.btn-outline:hover {
  background: var(--color-primary-light);
  color: #ffffff;
}

.btn-whatsapp {
  background: var(--color-whatsapp);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: #1ebe57;
  color: #ffffff;
}

.icon-wa {
  flex-shrink: 0;
  color: #ffffff;
}

.pack-btn.btn-whatsapp {
  width: 100%;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-img {
  height: 32px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-menu a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.nav-menu a:hover {
  color: var(--color-text);
}

.nav-cta {
  padding: 0.5rem 1.125rem !important;
  font-weight: 600 !important;
  color: #ffffff !important;
}

.nav-menu .nav-cta:hover {
  color: #ffffff !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 4rem) 0 5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(138, 138, 255, 0.22), transparent),
    radial-gradient(ellipse 50% 40% at 100% 50%, rgba(138, 138, 255, 0.08), transparent);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  text-align: center;
  max-width: 760px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-light);
  border: 1px solid var(--color-border);
  border-radius: 100px;
}

.pulse {
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2.5rem;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  justify-content: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.hero-trust li::before {
  content: "✓ ";
  color: var(--color-success);
  font-weight: 700;
}

/* ===== Sections ===== */
.section {
  padding: 5rem 0;
}

.section--violet {
  background: linear-gradient(180deg, var(--color-bg-violet-deep) 0%, var(--color-bg-violet) 50%, var(--color-bg-violet-deep) 100%);
  border-top: 1px solid rgba(138, 138, 255, 0.2);
  border-bottom: 1px solid rgba(138, 138, 255, 0.2);
}

.section--violet .section-eyebrow {
  color: #ffffff;
}

.section--violet .pack-card,
.section--violet .caso-card {
  background: var(--color-surface-on-violet);
  border-color: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
}

.section--violet .pack-featured {
  background: rgba(0, 0, 0, 0.45);
  border-color: #ffffff;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.15);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
}

.section-eyebrow {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

/* ===== Packs ===== */
.packs {
  /* background set by .section--violet */
}

.packs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.pack-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 2rem;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition), transform var(--transition);
}

.pack-card:hover {
  box-shadow: var(--shadow-md);
}

.pack-featured {
  background: var(--color-surface);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(138, 138, 255, 0.25);
  transform: scale(1.02);
}

.pack-featured:hover {
  transform: scale(1.02) translateY(-2px);
}

.pack-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.35rem 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #000000;
  background: var(--color-accent);
  border-radius: 100px;
  white-space: nowrap;
}

.pack-header h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.pack-tagline {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.pack-price {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.price-amount {
  display: block;
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.price-period {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.price-extra {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
}

.pack-features {
  flex: 1;
  margin-bottom: 1.5rem;
}

.pack-features li {
  position: relative;
  padding: 0.5rem 0 0.5rem 1.75rem;
  font-size: 0.9375rem;
  line-height: 1.5;
}

.pack-features .included::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

.pack-features .excluded {
  color: var(--color-excluded);
  font-size: 0.875rem;
}

.pack-features .excluded s {
  text-decoration: line-through;
  text-decoration-color: var(--color-excluded);
}

.pack-btn {
  margin-top: auto;
}

/* ===== Pack opcional: mantenimiento ===== */
.pack-addon {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem 2rem;
  margin-top: 2.5rem;
  padding: 2rem 2.5rem;
  background: var(--color-surface-on-violet);
  border: 1px dashed rgba(138, 138, 255, 0.45);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
}

.pack-addon-badge {
  position: absolute;
  top: -12px;
  left: 2rem;
  padding: 0.35rem 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--color-border);
  border-radius: 100px;
}

.pack-addon-content {
  flex: 1;
  min-width: min(100%, 480px);
}

.pack-addon-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1rem 2rem;
  margin-bottom: 1rem;
}

.pack-addon-header h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
}

.pack-addon-price .price-amount {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.pack-addon-price .price-period {
  font-size: 1rem;
  color: var(--color-text-muted);
}

.pack-addon-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.pack-addon-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}

.pack-addon-features li {
  font-size: 0.9375rem;
  padding-left: 1.5rem;
  position: relative;
}

.pack-addon-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

.pack-addon-btn {
  width: auto;
  flex-shrink: 0;
}

/* ===== CTA Block ===== */
.cta-block {
  background: var(--color-bg);
  color: #ffffff;
}

.cta-inner {
  text-align: center;
  max-width: 640px;
}

.cta-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.cta-content p {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
  margin-bottom: 2rem;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.cta-block .btn-secondary {
  background: transparent;
  color: #ffffff;
  border-color: var(--color-border);
}

.cta-block .btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.cta-note {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ===== Casos de éxito ===== */
.casos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.caso-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.caso-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.caso-preview {
  height: 200px;
  background-size: cover;
  background-position: center top;
}

.caso-motolujan {
  background: linear-gradient(160deg, #000000 0%, #1a1a3e 50%, #8a8aff 100%);
}

.caso-chekamados {
  background: linear-gradient(160deg, #000000 0%, #2a2a5a 50%, #6e6ee0 100%);
}

.caso-body {
  padding: 1.75rem;
}

.caso-body h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.caso-body p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.caso-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition);
}

.caso-link:hover {
  gap: 0.6rem;
}

/* ===== Footer ===== */
.footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-nav {
  display: flex;
  gap: 1.5rem;
}

.footer-nav a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.footer-nav a:hover {
  color: var(--color-primary);
}

/* ===== WhatsApp flotante ===== */
.whatsapp-float {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: var(--color-whatsapp);
  color: #ffffff;
  border-radius: 50%;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  transition: transform var(--transition), box-shadow var(--transition);
  animation: whatsapp-pulse 2.5s ease-in-out infinite;
}

.whatsapp-float .icon-wa {
  color: #ffffff;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.55);
  animation: none;
}

.whatsapp-float-tooltip {
  position: absolute;
  right: calc(100% + 0.75rem);
  padding: 0.5rem 0.875rem;
  font-size: 0.8125rem;
  font-weight: 600;
  white-space: nowrap;
  color: #ffffff;
  background: #1a1a1a;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  opacity: 0;
  visibility: hidden;
  transform: translateX(8px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  pointer-events: none;
}

.whatsapp-float:hover .whatsapp-float-tooltip,
.whatsapp-float:focus-visible .whatsapp-float-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

@keyframes whatsapp-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45); }
  50% { box-shadow: 0 4px 28px rgba(37, 211, 102, 0.7), 0 0 0 8px rgba(37, 211, 102, 0.12); }
}

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .packs-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin-inline: auto;
  }

  .pack-featured {
    transform: none;
  }

  .pack-featured:hover {
    transform: translateY(-2px);
  }

  .pack-addon {
    flex-direction: column;
    align-items: stretch;
    padding: 2rem 1.5rem;
    padding-top: 2.25rem;
  }

  .pack-addon-btn {
    align-self: center;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: 1rem;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s;
  }

  .nav-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu a {
    display: block;
    padding: 0.875rem 1rem;
    text-align: center;
  }

  .nav-cta {
    display: block;
    text-align: center;
    margin-top: 0.5rem;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .casos-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .cta-actions {
    flex-direction: column;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .whatsapp-float {
    right: 1rem;
    bottom: 1rem;
    width: 56px;
    height: 56px;
  }

  .whatsapp-float-tooltip {
    display: none;
  }
}