/* ===== FUENTES ===== */
/* Cargadas desde el <head> del HTML */

/* ===== BASE ===== */
:root {
  --blue:       #004aad;
  --blue-dark:  #003580;
  --blue-deep:  #0c2d6b;
  --blue-light: #eff6ff;
  --blue-mid:   #0284c7;
  --teal:       #0d9488;
  --teal-light: #f0fdfa;
  --slate:      #1e293b;
  --slate-mid:  #475569;
  --slate-light:#94a3b8;
  --border:     #e2e8f0;
  --bg:         #f8fafc;
  --white:      #ffffff;
}

* { box-sizing: border-box; }

body {
  font-family: 'DM Sans', 'Segoe UI', Arial, sans-serif;
  background-color: var(--bg);
  color: var(--slate);
  line-height: 1.7;
  font-size: 1rem;
}

/* ===== HEADINGS ===== */
h2 {
  font-family: 'DM Serif Display', serif;
  font-size: 1.75rem;
  color: var(--blue);
  margin-bottom: 1.25rem;
  font-weight: 400;
  border-left: 4px solid var(--blue);
  padding-left: 12px;
  line-height: 1.3;
}

p { color: var(--slate-mid); }
ul li { color: var(--slate-mid); margin-bottom: 6px; }
strong { color: var(--slate); }

/* ===== HERO ===== */
header {
  background: linear-gradient(140deg, var(--blue-deep) 0%, var(--blue) 60%, #0066ff 100%);
  box-shadow: 0 4px 24px rgba(0,0,0,0.18);
  padding-bottom: 60px !important;
  position: relative;
  overflow: hidden;
}
header::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 40px;
  background: var(--bg);
  clip-path: ellipse(55% 100% at 50% 100%);
}
header img {
  border-radius: 12px;
  margin-bottom: 0.5rem;
  filter: drop-shadow(0 4px 16px rgba(0,0,0,0.25));
}
header p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 0;
}

/* ===== BOTONES ===== */
.btn-primary {
  background-color: var(--blue);
  border: none;
  font-weight: 500;
  transition: all 0.25s ease;
  border-radius: 8px;
}
.btn-primary:hover {
  background-color: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,74,173,0.3);
}
.btn-light {
  color: var(--blue);
  font-weight: 600;
  border-radius: 8px;
}
.btn-light:hover {
  background: #fff;
  color: var(--blue-dark);
  transform: translateY(-2px);
}

/* ===== DARKMODE BTN ===== */
.darkmode-btn {
  position: absolute; top: 16px; right: 20px;
  border-radius: 50%; padding: 8px 12px; font-size: 1.1rem;
  background-color: rgba(0,0,0,0.3);
  color: #fff; border: 1px solid rgba(255,255,255,0.2);
  transition: all 0.25s ease; cursor: pointer;
  z-index: 10;
}
.darkmode-btn:hover { background-color: rgba(0,0,0,0.5); transform: scale(1.1); }

/* ===== SECCIONES ===== */
section.container { padding-top: 48px; padding-bottom: 48px; }
section.bg-light { background-color: #f1f5fb !important; }
section.bg-light .container { padding-top: 48px; padding-bottom: 48px; }

/* ===== ACCORDION ===== */
.accordion-item {
  border: 1px solid var(--border);
  border-radius: 10px !important;
  margin-bottom: 8px;
  overflow: hidden;
}
.accordion-button {
  font-weight: 500;
  color: var(--blue);
  font-size: 0.95rem;
  background: var(--white);
  border-radius: 10px !important;
}
.accordion-button:not(.collapsed) {
  background-color: var(--blue-light);
  color: var(--blue-dark);
  box-shadow: none;
}
.accordion-button:focus { box-shadow: none; }
.accordion-body {
  font-size: 0.9rem;
  color: var(--slate-mid);
  background: var(--white);
  padding-top: 0;
}

/* ==========================================
   SECCIÓN DE PLANES
========================================== */
.planes-section {
  background: #f0f5ff;
}

.planes-main-title {
  font-family: 'DM Serif Display', serif;
  font-size: 2.2rem;
  color: #1e293b;
  border: none;
  padding: 0;
  margin-bottom: 0.5rem;
}

.planes-main-sub {
  color: #64748b;
  font-size: 1rem;
  margin: 0;
}

/* Early adopter banner */
.ea-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #fffbeb;
  border: 1.5px solid #fde68a;
  border-radius: 12px;
  padding: 14px 20px;
  max-width: 720px;
  margin: 0 auto;
}
.ea-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: #f59e0b; flex-shrink: 0;
  box-shadow: 0 0 0 4px rgba(245,158,11,0.2);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 4px rgba(245,158,11,0.2); }
  50%      { box-shadow: 0 0 0 8px rgba(245,158,11,0.08); }
}
.ea-banner p { font-size: 0.9rem; color: #92400e; margin: 0; line-height: 1.6; }

/* Block header (purificadoras / pipas) */
.planes-block-header { text-align: center; }
.planes-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #0284c7;
  margin-bottom: 6px;
}
.planes-eyebrow--teal { color: #0d9488; }
.planes-block-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.8rem;
  color: #1e293b;
  margin-bottom: 4px;
}
.planes-block-title--teal { color: #1e293b; }
.planes-block-sub { font-size: 0.875rem; color: #64748b; margin: 0; }

/* Grid 3 columnas */
.planes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  align-items: start;
}
@media (max-width: 768px) {
  .planes-grid { grid-template-columns: 1fr; }
}

/* ===== PLAN CARD ===== */
.plan-card {
  background: #fff;
  border: 1.5px solid #e2e8f0;
  border-radius: 16px;
  padding: 28px 22px;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.plan-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,74,173,0.1);
}

/* Featured (azul) */
.plan-card--featured {
  border-color: #004aad;
  box-shadow: 0 0 0 3px rgba(0,74,173,0.1);
}
.plan-card--featured:hover {
  box-shadow: 0 0 0 3px rgba(0,74,173,0.18), 0 12px 32px rgba(0,74,173,0.12);
}

/* Teal variant */
.plan-card--teal { border-color: #e2e8f0; }
.plan-card--teal:hover { box-shadow: 0 12px 32px rgba(13,148,136,0.1); }
.plan-card--featured-teal {
  border-color: #0d9488;
  box-shadow: 0 0 0 3px rgba(13,148,136,0.1);
}
.plan-card--featured-teal:hover {
  box-shadow: 0 0 0 3px rgba(13,148,136,0.18), 0 12px 32px rgba(13,148,136,0.12);
}

/* Badge "Más popular" */
.popular-badge {
  position: absolute;
  top: -12px; left: 50%; transform: translateX(-50%);
  background: #004aad; color: #fff;
  font-size: 10px; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 4px 14px; border-radius: 20px; white-space: nowrap;
}
.popular-badge--teal { background: #0d9488; }

/* Nombre del plan */
.plan-name {
  font-size: 11px; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase;
  color: #0284c7; margin-bottom: 14px;
}
.plan-name--teal  { color: #0d9488; }
.plan-name--gold  { color: #b45309; }
.plan-name--gold-teal { color: #b45309; }

/* Precio */
.price-block { margin-bottom: 16px; }
.price-ea {
  font-family: 'DM Serif Display', serif;
  font-size: 2.4rem;
  color: #1e293b;
  line-height: 1.1;
}
.price-ea sup { font-family: 'DM Sans', sans-serif; font-size: 1rem; font-weight: 500; vertical-align: super; }
.price-ea span { font-family: 'DM Sans', sans-serif; font-size: 0.85rem; font-weight: 400; color: #64748b; }
.price-regular { font-size: 0.78rem; color: #94a3b8; margin-top: 4px; }
.price-regular s { color: #94a3b8; }

.ea-label {
  display: inline-block;
  background: #fffbeb;
  color: #92400e;
  border: 1px solid #fde68a;
  font-size: 10px; font-weight: 600;
  padding: 2px 8px; border-radius: 20px;
  margin-top: 6px; letter-spacing: .04em;
}
.ea-label--teal {
  background: #f0fdfa;
  color: #134e4a;
  border-color: #99f6e4;
}

/* Divisor */
.plan-divider { border: none; border-top: 1px solid #f1f5f9; margin: 16px 0; }

/* Features */
.plan-features { list-style: none; padding: 0; margin: 0 0 18px; }
.plan-features li {
  display: flex; align-items: flex-start; gap: 8px;
  font-size: 0.875rem; color: #475569;
  padding: 5px 0; border-bottom: 1px solid #f8fafc;
  line-height: 1.5;
}
.plan-features li:last-child { border-bottom: none; }

.chk { color: #0284c7; font-size: 0.95rem; flex-shrink: 0; margin-top: 2px; font-weight: 700; }
.chk--teal { color: #0d9488; }

/* Bloque de choferes */
.chofer-note {
  display: flex; align-items: flex-start; gap: 10px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: #1e3a8a;
  margin-top: 4px;
}
.chofer-note .bi { font-size: 1.2rem; flex-shrink: 0; margin-top: 1px; }
.chofer-note span { color: #64748b; }

.chofer-note--teal {
  background: #f0fdfa;
  border-color: #99f6e4;
  color: #134e4a;
}
.chofer-note--teal span { color: #64748b; }

/* Descuento anual */
.annual-box {
  display: flex; align-items: center; gap: 16px;
  background: #f0fdfa;
  border: 1.5px solid #99f6e4;
  border-radius: 12px;
  padding: 18px 24px;
}
.annual-badge {
  background: #0d9488; color: #fff;
  border-radius: 8px; padding: 8px 14px;
  font-size: 1.3rem; font-weight: 700;
  white-space: nowrap; flex-shrink: 0;
}
.annual-box p { font-size: 0.9rem; color: #134e4a; margin: 0; line-height: 1.7; }

/* ==========================================
   MODO OSCURO
========================================== */
body.dark-mode {
  background-color: #0f172a;
  color: #e2e8f0;
}

body.dark-mode h2 {
  color: #60a5fa;
  border-left-color: #60a5fa;
}
body.dark-mode p { color: #94a3b8; }
body.dark-mode ul li { color: #94a3b8; }
body.dark-mode strong { color: #e2e8f0; }

body.dark-mode header {
  background: linear-gradient(140deg, #060f1e 0%, #0c2d6b 60%, #004aad 100%);
}

body.dark-mode .bg-light {
  background-color: #1e293b !important;
}
body.dark-mode .bg-light h2 { color: #60a5fa; border-left-color: #60a5fa; }
body.dark-mode .bg-light p,
body.dark-mode .bg-light li { color: #94a3b8; }

body.dark-mode .accordion-item { background-color: #1e293b; border-color: #334155; }
body.dark-mode .accordion-button { background-color: #1e293b; color: #60a5fa; }
body.dark-mode .accordion-button:not(.collapsed) { background-color: #0c2d6b; color: #93c5fd; }
body.dark-mode .accordion-body { background-color: #1e293b; color: #94a3b8; }

/* Planes modo oscuro */
body.dark-mode .planes-section { background: #0f172a; }
body.dark-mode .planes-main-title { color: #f1f5f9; }
body.dark-mode .planes-main-sub { color: #64748b; }
body.dark-mode .planes-block-title { color: #f1f5f9; }
body.dark-mode .planes-block-sub { color: #64748b; }

body.dark-mode .ea-banner { background: #1c1208; border-color: #78350f; }
body.dark-mode .ea-banner p { color: #fcd34d; }

body.dark-mode .plan-card { background: #1e293b; border-color: #334155; }
body.dark-mode .plan-card:hover { box-shadow: 0 12px 32px rgba(0,0,0,0.4); }
body.dark-mode .plan-card--featured { border-color: #3b82f6; box-shadow: 0 0 0 3px rgba(59,130,246,0.15); }
body.dark-mode .plan-card--featured-teal { border-color: #2dd4bf; box-shadow: 0 0 0 3px rgba(45,212,191,0.12); }

body.dark-mode .price-ea { color: #f1f5f9; }
body.dark-mode .price-regular { color: #475569; }
body.dark-mode .plan-features li { color: #94a3b8; border-bottom-color: #1e293b; }

body.dark-mode .chofer-note { background: #1e3a5f; border-color: #1e40af; color: #bfdbfe; }
body.dark-mode .chofer-note span { color: #64748b; }
body.dark-mode .chofer-note--teal { background: #0d2e2a; border-color: #0f766e; color: #99f6e4; }
body.dark-mode .chofer-note--teal span { color: #64748b; }

body.dark-mode .annual-box { background: #0d2e2a; border-color: #0f766e; }
body.dark-mode .annual-box p { color: #99f6e4; }

body.dark-mode .ea-label { background: #1c1208; color: #fcd34d; border-color: #78350f; }
body.dark-mode .ea-label--teal { background: #0d2e2a; color: #99f6e4; border-color: #0f766e; }

body.dark-mode .plan-name { color: #38bdf8; }
body.dark-mode .plan-name--teal { color: #2dd4bf; }
body.dark-mode .plan-name--gold,
body.dark-mode .plan-name--gold-teal { color: #fbbf24; }

body.dark-mode a { color: #60a5fa; }
body.dark-mode .btn-primary { background-color: #1d4ed8; }
body.dark-mode .btn-primary:hover { background-color: #1e40af; }
/* ===== FOOTER ===== */
.site-footer {
  background: var(--slate);
  color: var(--slate-light);
  text-align: center;
  padding: 24px;
  font-size: 0.85rem;
  line-height: 1.8;
}
.site-footer a {
  color: #60a5fa;
  text-decoration: none;
}
.site-footer a:hover { text-decoration: underline; }

body.dark-mode .site-footer {
  background: #060f1e;
}