/* ═══════════════════════════════════════════════════
   NEXORASTUDIO — style.css
   Colores: #e8a410 (amarillo) | #10c0e8 (azul) | #e81054 (rojo)
   Tipografías: Syne (display) + DM Sans (body)
═══════════════════════════════════════════════════ */

/* ─── VARIABLES ─── */
:root {
  --yellow: #e8a410;
  --blue:   #10c0e8;
  --red:    #e81054;

  /* Dark theme — negro (#080809) y gris oscuro (#161619) claramente diferenciados */
  --bg:           #080809;
  --bg-2:         #141417;
  --bg-3:         #1d1f24;
  --surface:      #1e2028;
  --surface-2:    #262932;
  --border:       rgba(255,255,255,0.09);
  --text:         #f0f2f8;
  --text-2:       #a8aec4;
  --text-3:       #6b728e;
  --nav-bg:       rgba(8,8,9,0.88);
  --shadow:       0 24px 80px rgba(0,0,0,0.6);
  --card-shadow:  0 8px 32px rgba(0,0,0,0.5);

  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  32px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg:           #f4f5f9;
  --bg-2:         #ffffff;
  --bg-3:         #eaecf5;
  --surface:      #ffffff;
  --surface-2:    #f0f2fb;
  --border:       rgba(0,0,0,0.09);
  --text:         #0d1120;
  --text-2:       #3d4466;
  --text-3:       #7880a0;
  --nav-bg:       rgba(244,245,249,0.92);
  --shadow:       0 24px 80px rgba(0,0,0,0.10);
  --card-shadow:  0 8px 32px rgba(0,0,0,0.07);
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ─── CONTAINER ─── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── TYPOGRAPHY ─── */
h1, h2, h3, h4, h5 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; }
.gradient-text {
  background: linear-gradient(135deg, var(--yellow) 0%, var(--blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.accent-yellow { color: var(--yellow); }
.accent-blue   { color: var(--blue); }
.accent-red    { color: var(--red); }

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(16,192,232,0.1);
  border: 1px solid rgba(16,192,232,0.25);
  padding: 6px 16px;
  border-radius: 99px;
  margin-bottom: 20px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 16px;
}
.section-sub {
  font-size: 1.1rem;
  color: var(--text-2);
  max-width: 600px;
  margin-bottom: 48px;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-cta {
  background: var(--yellow);
  color: #080809;
  border-color: var(--yellow);
}
.btn-cta:hover {
  background: transparent;
  color: var(--yellow);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(232,164,16,0.35);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover {
  border-color: var(--yellow);
  color: var(--yellow);
  transform: translateY(-2px);
}
.btn-lg   { padding: 16px 36px; font-size: 1rem; }
.btn-xl   { padding: 20px 48px; font-size: 1.1rem; border-radius: var(--radius-md); }
.btn-sm   { padding: 10px 20px; font-size: 0.85rem; }
.btn-full { width: 100%; }

/* ─── REVEAL ANIMATIONS ─── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}
#navbar.scrolled {
  box-shadow: 0 4px 32px rgba(0,0,0,0.3);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  padding: 0 32px;
  max-width: 1280px;
  margin: 0 auto;
}
.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text);
  letter-spacing: -0.02em;
}
.logo-n { color: var(--yellow); }
.logo-s { color: var(--blue); }

.nav-links {
  display: flex;
  gap: 36px;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--yellow);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--text); }
.nav-links a.active::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 16px; }

#theme-toggle {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  width: 40px;
  height: 40px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--transition);
}
#theme-toggle:hover { background: var(--surface-2); }
[data-theme="light"] .icon-moon { display: none; }
[data-theme="dark"]  .icon-sun  { display: none; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
  display: none;
  padding: 20px 32px 28px;
  border-top: 1px solid var(--border);
}
.mobile-menu.open { display: block; }
.mobile-menu ul { display: flex; flex-direction: column; gap: 20px; }
.mobile-menu a { font-size: 1.1rem; font-weight: 500; }

/* ═══════════════════════════════════════════════════
   HERO  — fondo: --bg (negro puro)
═══════════════════════════════════════════════════ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
  background: var(--bg);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
}
.orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--yellow) 0%, transparent 70%);
  top: -200px; left: -200px;
  animation: orbFloat 8s ease-in-out infinite;
}
.orb-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--blue) 0%, transparent 70%);
  top: 100px; right: -150px;
  animation: orbFloat 10s ease-in-out infinite reverse;
}
.orb-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, var(--red) 0%, transparent 70%);
  bottom: -100px; left: 40%;
  animation: orbFloat 12s ease-in-out infinite;
}
@keyframes orbFloat {
  0%, 100% { transform: translateY(0px) scale(1); }
  50%       { transform: translateY(-40px) scale(1.05); }
}
.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 780px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,164,16,0.12);
  border: 1px solid rgba(232,164,16,0.3);
  color: var(--yellow);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: 99px;
  margin-bottom: 28px;
}
.hero-title {
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 1.1;
  margin-bottom: 24px;
  font-weight: 800;
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--text-2);
  max-width: 560px;
  margin-bottom: 40px;
  font-weight: 300;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-n {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
}
.stat-l { font-size: 0.8rem; color: var(--text-3); }
.stat-divider {
  width: 1px; height: 48px;
  background: var(--border);
}

/* ═══════════════════════════════════════════════════
   PROBLEMA — fondo: --bg-2 (gris oscuro visible)
═══════════════════════════════════════════════════ */
#problema {
  padding: 100px 0;
  background: var(--bg-2);
}
.problema-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}
.problema-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: all var(--transition);
}
.problema-card:hover {
  border-color: var(--yellow);
  transform: translateY(-4px);
  box-shadow: var(--card-shadow);
}
.problema-icon { font-size: 2.5rem; margin-bottom: 20px; }
.problema-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
  color: var(--text);
}
.problema-card p { color: var(--text-2); font-size: 0.95rem; }
.problema-cta {
  text-align: center;
  padding: 48px 32px;
  background: linear-gradient(135deg, rgba(232,164,16,0.07), rgba(16,192,232,0.07));
  border: 1px solid rgba(232,164,16,0.2);
  border-radius: var(--radius-xl);
}
.problema-transition {
  font-size: 1.2rem;
  margin-bottom: 24px;
  color: var(--text);
}

/* ═══════════════════════════════════════════════════
   SERVICIOS — fondo: --bg (negro puro)
═══════════════════════════════════════════════════ */
#servicios {
  padding: 100px 0;
  background: var(--bg);
}
.servicios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.servicio-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.servicio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-shadow);
}
.servicio-card.featured {
  border-color: var(--blue);
  background: linear-gradient(135deg, rgba(16,192,232,0.07), var(--surface));
  box-shadow: 0 0 0 1px rgba(16,192,232,0.2), 0 16px 48px rgba(16,192,232,0.1);
}
.featured-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 18px;
  border-radius: 99px;
  white-space: nowrap;
}
.servicio-icon-wrap {
  width: 64px; height: 64px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  flex-shrink: 0;
}
.icon-yellow { background: rgba(232,164,16,0.15); color: var(--yellow); }
.icon-blue   { background: rgba(16,192,232,0.15);  color: var(--blue); }
.icon-red    { background: rgba(232,16,84,0.15);   color: var(--red); }

.servicio-card h3 {
  font-size: 1.25rem;
  margin-bottom: 14px;
}
.servicio-card > p {
  color: var(--text-2);
  font-size: 0.95rem;
  margin-bottom: 24px;
}
.servicio-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
  flex: 1;
}
.servicio-features li {
  font-size: 0.9rem;
  color: var(--text-2);
}
.servicio-link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--yellow);
  transition: color var(--transition);
}
.servicio-link:hover { color: var(--blue); }

/* ═══════════════════════════════════════════════════
   BENEFICIOS — fondo: --bg-2 (gris oscuro)
═══════════════════════════════════════════════════ */
#beneficios {
  padding: 100px 0;
  background: var(--bg-2);
}
.beneficios-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}
.beneficios-left { position: sticky; top: 100px; }
.beneficios-left .section-title { margin-bottom: 20px; }
.beneficios-left p {
  color: var(--text-2);
  margin-bottom: 32px;
  font-size: 1rem;
}
.beneficios-right {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.beneficio-item {
  display: flex;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}
.beneficio-item:hover { padding-left: 12px; }
.beneficio-num {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  flex-shrink: 0;
  padding-top: 4px;
}
.beneficio-item h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}
.beneficio-item p { font-size: 0.9rem; color: var(--text-2); }

/* ═══════════════════════════════════════════════════
   PROCESO — fondo: --bg (negro puro)
═══════════════════════════════════════════════════ */
#proceso {
  padding: 100px 0;
  background: var(--bg);
}
.proceso-timeline {
  max-width: 800px;
  margin: 0 auto;
}
.proceso-step {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 32px;
  align-items: start;
}
.paso-num {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-3);
  letter-spacing: 0.1em;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  height: 48px;
  width: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 8px;
}
.paso-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}
.paso-content:hover {
  border-color: rgba(232,164,16,0.3);
  transform: translateX(4px);
}
.paso-icon { font-size: 1.8rem; margin-bottom: 14px; }
.paso-content h3 { font-size: 1.15rem; margin-bottom: 10px; }
.paso-content p { color: var(--text-2); font-size: 0.95rem; }
.paso-tag {
  display: inline-block;
  margin-top: 14px;
  background: rgba(232,164,16,0.1);
  border: 1px solid rgba(232,164,16,0.2);
  color: var(--yellow);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 99px;
}
.proceso-connector {
  width: 2px;
  height: 32px;
  background: linear-gradient(to bottom, var(--yellow), var(--blue));
  margin: 0 0 0 35px;
  border-radius: 2px;
}

/* ═══════════════════════════════════════════════════
   PORTAFOLIO — fondo: --bg-2 (gris oscuro)
═══════════════════════════════════════════════════ */
#portafolio {
  padding: 120px 0;
  background: var(--bg-2);
  position: relative;
}
.portafolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 56px;
}
.portafolio-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}
.portafolio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-shadow);
  border-color: rgba(16,192,232,0.3);
}
.portafolio-preview {
  position: relative;
  background: var(--bg-3);
  border-bottom: 1px solid var(--border);
  padding: 12px 12px 0;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  height: 190px;
}
.preview-bar {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
  align-items: center;
}
.preview-bar span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--border);
}
.preview-bar span:nth-child(1) { background: #ff5f57; }
.preview-bar span:nth-child(2) { background: #febc2e; }
.preview-bar span:nth-child(3) { background: #28c840; }
.preview-mockup {
  border-radius: 6px 6px 0 0;
  overflow: hidden;
  height: 148px;
  position: relative;
}
.pm-nav {
  height: 14px;
  background: rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.pm-hero {
  height: 68px;
  display: flex;
  align-items: center;
  padding: 0 12px;
}
.pm-hero-text {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 100%;
}
.pm-line {
  border-radius: 4px;
  background: rgba(255,255,255,0.15);
}
.pm-line--title { height: 10px; width: 65%; }
.pm-line--sub   { height: 6px;  width: 45%; background: rgba(255,255,255,0.08); }
.pm-btns {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}
.pm-btns span {
  width: 32px; height: 8px;
  border-radius: 4px;
  background: rgba(255,255,255,0.2);
}
.pm-cards {
  display: flex;
  gap: 6px;
  padding: 8px 10px;
}
.pm-card {
  flex: 1; height: 32px;
  border-radius: 5px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.06);
}

/* Paletas por proyecto */
.bakery          { background: #1a1410; }
.bakery .pm-nav  { background: #2a1f15; }
.bakery .pm-hero { background: #221810; }
.bakery .pm-line--title { background: #c4813a; }
.bakery .pm-btns span   { background: #c4813a; }
.bakery .pm-btns span:last-child { background: rgba(196,129,58,0.3); }

.patisserie          { background: #1e1510; }
.patisserie .pm-nav  { background: #2a1c12; }
.patisserie .pm-hero { background: #261b12; }
.patisserie .pm-line--title { background: #d4956a; }
.patisserie .pm-btns span   { background: #d4956a; }
.patisserie .pm-btns span:last-child { background: rgba(212,149,106,0.3); }

.marazul          { background: #0a1520; }
.marazul .pm-nav  { background: #0d1f2e; }
.marazul .pm-hero { background: #0f1e2c; }
.marazul .pm-line--title { background: #2980b9; }
.marazul .pm-btns span   { background: #2980b9; }
.marazul .pm-btns span:last-child { background: rgba(41,128,185,0.3); }

.spa          { background: #141008; }
.spa .pm-nav  { background: #1e1810; }
.spa .pm-hero { background: #1a150c; }
.spa .pm-line--title { background: #c9a84c; }
.spa .pm-btns span   { background: #c9a84c; }
.spa .pm-btns span:last-child { background: rgba(201,168,76,0.3); }

.voltex          { background: #050d14; }
.voltex .pm-nav  { background: #081520; }
.voltex .pm-hero { background: #061018; }
.voltex .pm-line--title { background: #00f5ff; }
.voltex .pm-btns span   { background: #ff9500; }
.voltex .pm-btns span:last-child { background: rgba(0,245,255,0.3); }

.stryde          { background: #0c0c0c; }
.stryde .pm-nav  { background: #141414; }
.stryde .pm-hero { background: #111111; }
.stryde .pm-line--title { background: #d4af37; }
.stryde .pm-btns span   { background: #d4af37; }
.stryde .pm-btns span:last-child { background: rgba(212,175,55,0.3); }

.portafolio-info {
  padding: 22px 24px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.portafolio-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.ptag {
  font-size: 0.7rem;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 100px;
  background: var(--surface-2);
  color: var(--text-2);
  border: 1px solid var(--border);
}
.portafolio-info h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}
.portafolio-info p {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}
.portafolio-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: var(--font-display);
  color: var(--blue);
  transition: gap var(--transition), color var(--transition);
}
.portafolio-link:hover { gap: 10px; color: var(--yellow); }
.link-arrow { transition: transform var(--transition); }
.portafolio-link:hover .link-arrow { transform: translateX(4px); }
.portafolio-footer {
  margin-top: 56px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.portafolio-footer p { color: var(--text-2); font-size: 1rem; }
.portafolio-footer strong { color: var(--text); }

/* ═══════════════════════════════════════════════════
   PRECIOS — fondo: --bg (negro puro)
═══════════════════════════════════════════════════ */
#precios {
  padding: 100px 0;
  background: var(--bg);
}
.precios-disclaimer {
  font-size: 0.8rem;
  color: var(--text-3);
  margin-top: -32px;
  margin-bottom: 48px;
}
.precios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.precio-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  transition: all var(--transition);
}
.precio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-shadow);
}
.precio-card.featured {
  border-color: var(--yellow);
  background: linear-gradient(135deg, rgba(232,164,16,0.07), var(--surface));
  box-shadow: 0 0 0 1px rgba(232,164,16,0.25), 0 24px 64px rgba(232,164,16,0.12);
  transform: scale(1.03);
}
.precio-card.featured:hover {
  transform: scale(1.03) translateY(-6px);
}
.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--yellow), #f0b818);
  color: #080809;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 6px 18px;
  border-radius: 99px;
  white-space: nowrap;
}
.plan-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 8px;
}
.plan-name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 20px;
}
.plan-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 16px;
}
.price-mxn {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--yellow);
  font-weight: 700;
}
.price-amount {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
}
.price-currency {
  font-size: 0.8rem;
  color: var(--text-3);
  font-weight: 500;
}
.plan-desc {
  font-size: 0.9rem;
  color: var(--text-2);
  margin-bottom: 28px;
  min-height: 56px;
}
.plan-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.plan-features li {
  font-size: 0.9rem;
  color: var(--text-2);
  display: flex;
  align-items: center;
  gap: 10px;
}
.check { color: var(--yellow); font-weight: 700; }
.cross  { color: var(--text-3); font-weight: 700; }

.precios-footer {
  text-align: center;
  margin-top: 56px;
  padding: 48px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}
.precios-footer p {
  font-size: 1.1rem;
  color: var(--text-2);
  margin-bottom: 24px;
}
.precios-footer strong { color: var(--text); }

/* ═══════════════════════════════════════════════════
   FAQ — fondo: --bg-2 (gris oscuro)
═══════════════════════════════════════════════════ */
#faq {
  padding: 100px 0;
  background: var(--bg-2);
}
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.open { border-color: rgba(232,164,16,0.35); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 28px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text);
  gap: 16px;
}
.faq-icon {
  font-size: 1.4rem;
  color: var(--yellow);
  transition: transform var(--transition);
  flex-shrink: 0;
  line-height: 1;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p {
  padding: 0 28px 24px;
  color: var(--text-2);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════════
   CIERRE — fondo: --bg (negro puro)
═══════════════════════════════════════════════════ */
#cierre {
  padding: 120px 0;
  background: var(--bg);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cierre-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.cierre-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.18;
}
.c-orb-1 {
  width: 500px; height: 500px;
  background: var(--blue);
  top: -200px; right: -100px;
}
.c-orb-2 {
  width: 400px; height: 400px;
  background: var(--yellow);
  bottom: -150px; left: -50px;
}
.cierre-content { position: relative; z-index: 1; }
.cierre-title {
  font-size: clamp(1.8rem, 4.5vw, 3.2rem);
  margin-bottom: 24px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.2;
}
.cierre-sub {
  font-size: 1.1rem;
  color: var(--text-2);
  max-width: 600px;
  margin: 0 auto 48px;
}
.cierre-ctas { margin-bottom: 48px; }
.cierre-nota {
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--text-3);
}
.cierre-garantia {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.garantia-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-2);
}

/* ═══════════════════════════════════════════════════
   FOOTER — fondo: --bg-3 (gris medio)
═══════════════════════════════════════════════════ */
#footer {
  background: var(--bg-3);
  border-top: 1px solid var(--border);
  padding: 64px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo { font-size: 1.4rem; margin-bottom: 16px; display: inline-block; }
.footer-brand > p {
  font-size: 0.9rem;
  color: var(--text-3);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 300px;
}
.footer-wa {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #25d366;
  font-weight: 600;
  font-size: 0.95rem;
  transition: opacity var(--transition);
}
.footer-wa:hover { opacity: 0.8; }
.footer-links h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 20px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 12px; }
.footer-links a {
  font-size: 0.9rem;
  color: var(--text-2);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--yellow); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 24px;
  text-align: center;
}
.footer-bottom p { font-size: 0.8rem; color: var(--text-3); }

/* ═══════════════════════════════════════════════════
   WHATSAPP FLOTANTE
═══════════════════════════════════════════════════ */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9999;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(37,211,102,0.45);
  transition: all var(--transition);
  animation: waPulse 3s infinite;
}
.wa-float:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 40px rgba(37,211,102,0.6);
}
@keyframes waPulse {
  0%,100% { box-shadow: 0 8px 32px rgba(37,211,102,0.45); }
  50%      { box-shadow: 0 8px 48px rgba(37,211,102,0.7), 0 0 0 8px rgba(37,211,102,0.1); }
}
.wa-tooltip {
  position: absolute;
  right: 72px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  opacity: 0;
  transform: translateX(8px);
  transition: all var(--transition);
  pointer-events: none;
}
.wa-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--border);
}
.wa-float:hover .wa-tooltip { opacity: 1; transform: translateX(0); }

/* ═══════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .problema-grid      { grid-template-columns: 1fr 1fr; }
  .servicios-grid     { grid-template-columns: 1fr 1fr; }
  .precios-grid       { grid-template-columns: 1fr 1fr; }
  .portafolio-grid    { grid-template-columns: repeat(2, 1fr); }
  .beneficios-inner   { grid-template-columns: 1fr; gap: 48px; }
  .beneficios-left    { position: static; }
  .footer-inner       { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links  { display: none; }
  .nav-cta    { display: none; }
  .hamburger  { display: flex; }

  .problema-grid    { grid-template-columns: 1fr; }
  .servicios-grid   { grid-template-columns: 1fr; }
  .precios-grid     { grid-template-columns: 1fr; }
  .portafolio-grid  { grid-template-columns: 1fr; }
  .precio-card.featured { transform: none; }
  .precio-card.featured:hover { transform: translateY(-6px); }
  .footer-inner     { grid-template-columns: 1fr; gap: 32px; }
  .cierre-garantia  { gap: 24px; flex-direction: column; align-items: center; }

  .proceso-step { grid-template-columns: 1fr; gap: 12px; }
  .paso-num { width: auto; height: auto; padding: 8px 16px; margin-top: 0; }
  .proceso-connector { margin: 0 0 0 16px; }

  .hero-stats { gap: 20px; }
  .stat-divider { display: none; }

  .hero-ctas { flex-direction: column; align-items: flex-start; }
  .btn-lg { width: 100%; justify-content: center; }
}

@media (max-width: 640px) {
  #portafolio { padding: 80px 0; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .nav-inner { padding: 0 16px; }
  .section-title { font-size: 1.6rem; }
  .hero-title { font-size: 2rem; }
  section { padding: 70px 0; }
  #cierre { padding: 80px 0; }
  .precio-card, .servicio-card, .problema-card {
    padding: 28px 20px;
  }
}