/* ============================================
   POWERTEC DESENTUPIDORA - DESIGN SYSTEM
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Colors */
  --color-white: #FFFFFF;
  --color-black: #0D0D0D;
  --color-blue: #2563EB;
  --color-blue-light: #3B82F6;
  --color-blue-dark: #1D4ED8;
  --color-blue-glow: rgba(37, 99, 235, 0.15);

  --color-gray-50: #FAFAFA;
  --color-gray-100: #F4F4F5;
  --color-gray-200: #E4E4E7;
  --color-gray-300: #D4D4D8;
  --color-gray-400: #A1A1AA;
  --color-gray-500: #71717A;
  --color-gray-600: #52525B;
  --color-gray-700: #3F3F46;
  --color-gray-800: #27272A;
  --color-gray-900: #18181B;

  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #1EBE5A;
  --color-star: #FBBF24;

  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
  --shadow-glow: 0 0 40px rgba(37,99,235,0.2);
  --shadow-cta: 0 4px 24px rgba(37,211,102,0.3);
  --shadow-cta-hover: 0 8px 32px rgba(37,211,102,0.4);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-black);
  background: var(--color-white);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

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

@media (min-width: 768px) {
  .container { padding: 0 32px; }
}

@media (min-width: 1280px) {
  .container { padding: 0; }
}

/* ---------- Utility ---------- */
.text-blue { color: var(--color-blue); }

.overline {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-blue);
  display: block;
  margin-bottom: var(--space-4);
}

.overline--light { color: var(--color-blue-light); }

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-black);
}

@media (min-width: 768px) {
  .overline { font-size: 14px; }
  .section-header h2 { font-size: 2.75rem; }
}

/* ---------- Reveal Animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 16px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-out);
  white-space: nowrap;
}

.btn--whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-white);
  box-shadow: var(--shadow-cta);
}

.btn--whatsapp:hover {
  background: var(--color-whatsapp-hover);
  box-shadow: var(--shadow-cta-hover);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,0.3);
}

.btn--ghost:hover {
  border-color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.05);
}

.btn--sm {
  font-size: 14px;
  padding: 10px 20px;
}

.btn--lg {
  font-size: 18px;
  padding: 18px 36px;
}

.btn i { font-size: 1.2em; }

/* ---------- NAVIGATION ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 72px;
  transition: background var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.nav.scrolled {
  background: rgba(255,255,255,0.55);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  box-shadow: 0 1px 0 rgba(255,255,255,0.25), 0 4px 16px rgba(0,0,0,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.3);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo img {
  height: 56px;
  width: auto;
}

.nav__logo .nav__logo-light { display: none; }
.nav__logo .nav__logo-dark { display: block; }

.nav.scrolled .nav__logo .nav__logo-light { display: block; }
.nav.scrolled .nav__logo .nav__logo-dark { display: none; }

.nav__links {
  display: none;
  gap: var(--space-8);
}

.nav__links a {
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  transition: color var(--duration-fast);
}

.nav.scrolled .nav__links a { color: var(--color-black); }
.nav__links a:hover { color: var(--color-blue); }

.nav__cta { display: none; }

.nav__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--duration-normal) var(--ease-out);
}

.nav.scrolled .nav__hamburger span { background: var(--color-black); }

.nav__hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__hamburger.active span:nth-child(2) { opacity: 0; }
.nav__hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (min-width: 1024px) {
  .nav__links { display: flex; }
  .nav__cta { display: inline-flex; }
  .nav__hamburger { display: none; }
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--color-gray-900);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-10);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.mobile-menu.open { opacity: 1; pointer-events: all; }

.mobile-menu__links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}

.mobile-menu__links a {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-white);
  transition: color var(--duration-fast);
}

.mobile-menu__links a:hover { color: var(--color-blue); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: var(--color-gray-900);
  overflow: hidden;
}

.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
  animation: heroZoom 20s ease-out forwards;
}

@keyframes heroZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.12); }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13,13,13,0.85) 0%, rgba(13,13,13,0.6) 50%, rgba(13,13,13,0.9) 100%);
  z-index: 1;
}

/* Floating parallax tools */
.hero__tools {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.hero__tool {
  position: absolute;
  opacity: 1;
  transition: transform 0.1s ease-out;
  will-change: transform;
}

.hero__tool--wrench {
  top: 12%;
  left: 8%;
  animation: floatSlow 12s ease-in-out infinite alternate;
}

.hero__tool--pump {
  top: 20%;
  right: 12%;
  animation: floatMed 10s ease-in-out infinite alternate-reverse;
}

.hero__tool--pipe {
  bottom: 18%;
  left: 5%;
  animation: floatSlow 14s ease-in-out infinite alternate-reverse;
}

.hero__tool--gear {
  bottom: 15%;
  right: 8%;
  animation: floatMed 11s ease-in-out infinite alternate;
}

@keyframes floatSlow {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-20px) rotate(5deg); }
}

@keyframes floatMed {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-15px) rotate(-4deg); }
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  bottom: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(37,99,235,0.12) 0%, transparent 70%);
  animation: heroGlow 8s ease-in-out infinite alternate;
  z-index: 2;
}

@keyframes heroGlow {
  0% { opacity: 0.6; transform: translateX(-50%) scale(1); }
  100% { opacity: 1; transform: translateX(-50%) scale(1.15); }
}

.hero__content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding-top: 120px;
  padding-bottom: 80px;
}

.hero__overline { margin-bottom: var(--space-6); }

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.hero__sub {
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-gray-400);
  max-width: 560px;
  margin: 0 auto var(--space-10);
}

.hero__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .hero__actions { flex-direction: row; justify-content: center; }
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-gray-500);
  font-size: 24px;
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- TRUST BAR ---------- */
.trust-bar {
  padding: var(--space-10) 0;
  background: var(--color-black);
  border-bottom: 1px solid var(--color-gray-800);
}

.trust-bar__label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-gray-600);
  text-align: center;
  margin-bottom: var(--space-6);
}

.trust-bar__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-12);
  flex-wrap: wrap;
  overflow-x: auto;
}

.trust-bar__logos img {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.45;
  transition: all var(--duration-normal) var(--ease-out);
}

.trust-bar__logos img:hover {
  opacity: 0.9;
}

/* ---------- SERVICES ---------- */
.services {
  padding: 80px 0;
  background: var(--color-black);
  position: relative;
  z-index: 2;
  box-shadow: 0 -8px 24px rgba(0,0,0,0.12), 0 8px 24px rgba(0,0,0,0.12);
}

@media (min-width: 768px) { .services { padding: 120px 0; } }

.services__header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.services__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-white);
  margin-top: var(--space-4);
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) { .services__title { font-size: 2.75rem; } }

.services__subtitle {
  font-size: 18px;
  color: var(--color-gray-500);
  max-width: 600px;
  margin: 0 auto;
}

.services__showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) { .services__showcase { grid-template-columns: repeat(3, 1fr); } }

.service-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-blue);
  transform: scaleX(0);
  transition: transform var(--duration-normal) var(--ease-out);
}

.service-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(37,99,235,0.3);
  transform: translateY(-4px);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card__badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-blue);
  background: rgba(37,99,235,0.12);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: var(--space-5);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(37,99,235,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--color-blue);
  font-size: 28px;
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--color-white);
}

.service-card__desc {
  font-size: 15px;
  color: var(--color-gray-500);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.service-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-whatsapp);
  transition: gap var(--duration-normal) var(--ease-out);
}

.service-card__cta:hover { gap: var(--space-3); }

/* Video thumbnail */
.service-card__video-thumb {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: calc(-1 * var(--space-8)) calc(-1 * var(--space-8)) var(--space-6);
  cursor: pointer;
  aspect-ratio: 16 / 9;
}

.service-card__video-thumb video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}

.service-card__video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.1) 50%, rgba(0,0,0,0.05) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  transition: background var(--duration-normal);
}

.service-card__video-thumb:hover .service-card__video-overlay {
  background: linear-gradient(0deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.25) 50%, rgba(0,0,0,0.15) 100%);
}

.service-card__play-btn {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 2px solid rgba(255,255,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 22px;
  transition: all var(--duration-normal) var(--ease-out);
  animation: playPulse 2s ease-in-out infinite;
}

.service-card__video-thumb:hover .service-card__play-btn {
  background: var(--color-blue);
  border-color: var(--color-blue);
  transform: scale(1.1);
  animation: none;
}

@keyframes playPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255,255,255,0.3); }
  50% { box-shadow: 0 0 0 12px rgba(255,255,255,0); }
}

.service-card__video-label {
  font-size: 12px;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Video Modal */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal), visibility var(--duration-normal);
}

.video-modal.open {
  opacity: 1;
  visibility: visible;
}

.video-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.85);
}

.video-modal__content {
  position: relative;
  max-width: 90vw;
  max-height: 85vh;
  transform: scale(0.9);
  transition: transform var(--duration-normal) var(--ease-out);
}

.video-modal.open .video-modal__content {
  transform: scale(1);
}

.video-modal__player {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius-lg);
  background: #000;
  outline: none;
}

.video-modal__close {
  position: absolute;
  top: -40px;
  right: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: background var(--duration-fast);
}

.video-modal__close:hover {
  background: rgba(255,255,255,0.2);
}

/* Secondary services compact list */
.services__secondary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}

@media (min-width: 768px) { .services__secondary { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services__secondary { grid-template-columns: repeat(3, 1fr); } }

.service-compact {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-6);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background var(--duration-normal) var(--ease-out);
}

.service-compact:hover { background: rgba(255,255,255,0.03); }

.service-compact > i {
  flex-shrink: 0;
  font-size: 24px;
  color: var(--color-blue);
  margin-top: 2px;
}

.service-compact h4 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-1);
}

.service-compact p {
  font-size: 14px;
  color: var(--color-gray-500);
  line-height: 1.5;
}

.service-compact__arrow {
  flex-shrink: 0;
  margin-left: auto;
  color: var(--color-gray-500);
  font-size: 18px;
  transition: color var(--duration-fast);
  padding-top: 2px;
}

.service-compact:hover .service-compact__arrow { color: var(--color-blue); }

/* ---------- WHY CHOOSE US ---------- */
.why {
  padding: 80px 0;
  background: var(--color-gray-50);
}

@media (min-width: 768px) { .why { padding: 120px 0; } }

.why__top {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-16);
}

.why__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-black);
  margin-top: var(--space-4);
  margin-bottom: var(--space-5);
}

@media (min-width: 768px) { .why__title { font-size: 2.75rem; } }

.why__desc {
  font-size: 18px;
  color: var(--color-gray-500);
  line-height: 1.6;
}

.why__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) { .why__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .why__grid { grid-template-columns: repeat(4, 1fr); } }

.why-card {
  background: var(--color-gray-50);
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  border: none;
  position: relative;
  transition: all var(--duration-normal) var(--ease-out);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.why-card__number {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: var(--space-4);
  background: var(--color-blue);
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.02em;
}

.why-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--color-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--color-white);
  font-size: 28px;
  box-shadow: 0 0 0 4px var(--color-white), 0 0 0 6px var(--color-blue-glow);
}

.why-card__title {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.3;
}

.why-card__desc {
  font-size: 13px;
  color: var(--color-gray-700);
  line-height: 1.5;
}

/* Legacy feature__icon kept for compatibility */
.feature__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-blue-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-blue);
  font-size: 20px;
}

.feature__title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-1);
}

.feature__desc {
  font-size: 15px;
  color: var(--color-gray-500);
  line-height: 1.6;
}

/* ---------- STATS ---------- */
.stats {
  padding: 80px 0;
  background: var(--color-gray-900);
  position: relative;
  z-index: 2;
  box-shadow: 0 -8px 24px rgba(0,0,0,0.12), 0 8px 24px rgba(0,0,0,0.12);
}

@media (min-width: 768px) { .stats { padding: 120px 0; } }

.stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-10);
  text-align: center;
}

@media (min-width: 768px) {
  .stats__grid { grid-template-columns: repeat(4, 1fr); }
}

.stat__number, .stat__suffix {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-white);
  letter-spacing: -0.03em;
}

.stat__divider {
  width: 40px;
  height: 2px;
  background: var(--color-blue);
  margin: var(--space-4) auto;
}

.stat__label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-blue);
}

/* ---------- PROCESS ---------- */
.process {
  padding: 80px 0;
  background: var(--color-white);
}

@media (min-width: 768px) { .process { padding: 120px 0; } }

.process__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .process__steps {
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    align-items: stretch;
    gap: 0;
  }
}

.step {
  text-align: center;
  position: relative;
  border: 2.5px solid rgba(37,99,235,0.75);
  border-radius: var(--radius-lg);
  padding: var(--space-12) var(--space-6) var(--space-8);
  background: var(--color-white);
  transition: all var(--duration-normal) var(--ease-out);
  box-shadow: 0 0 12px rgba(37,99,235,0.08), inset 0 0 12px rgba(37,99,235,0.03);
  overflow: visible;
}

.step:hover {
  border-color: rgba(37,99,235,0.7);
  box-shadow: 0 0 20px rgba(37,99,235,0.2), 0 0 40px rgba(37,99,235,0.1), inset 0 0 16px rgba(37,99,235,0.05);
  transform: translateY(-4px);
}

.step__number {
  font-family: var(--font-heading);
  font-size: 64px;
  font-weight: 700;
  color: var(--color-blue);
  opacity: 0.15;
  line-height: 1;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}

.step__icon {
  position: relative;
  z-index: 1;
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-4);
  border-radius: var(--radius-full);
  background: var(--color-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 24px;
}

.step__title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.step__desc {
  font-size: 14px;
  color: var(--color-gray-600);
  line-height: 1.6;
  max-width: 200px;
  margin: 0 auto;
}

.step__line {
  display: block;
  width: 3px;
  height: 40px;
  margin: 0 auto;
  border: none;
  background: repeating-linear-gradient(
    180deg,
    var(--color-blue) 0px,
    var(--color-blue) 8px,
    transparent 8px,
    transparent 16px
  );
  background-size: 100% 200%;
  animation: flowLineVertical 2s linear infinite;
  border-radius: 2px;
}

@keyframes flowLineVertical {
  0% { background-position: 0 200%; }
  100% { background-position: 0 0%; }
}

@keyframes flowLine {
  0% { background-position: 200% 0; }
  100% { background-position: 0% 0; }
}

@media (min-width: 768px) {
  .step__line {
    display: block;
    width: auto;
    height: 3px;
    border: none;
    align-self: center;
    margin: -32px 0 0 0;
    flex: 1;
    min-width: 24px;
    background: repeating-linear-gradient(
      90deg,
      var(--color-blue) 0px,
      var(--color-blue) 8px,
      transparent 8px,
      transparent 16px
    );
    background-size: 200% 100%;
    animation: flowLine 2s linear infinite;
    border-radius: 2px;
  }
}

/* ---------- REVIEWS ---------- */
.reviews {
  padding: 80px 0;
  background: var(--color-black);
  overflow: hidden;
}

@media (min-width: 768px) { .reviews { padding: 120px 0; } }

.reviews__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.reviews__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  padding: 10px 24px;
  margin-bottom: var(--space-6);
}

.reviews__google-icon { flex-shrink: 0; }

.reviews__score {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}

.reviews__stars {
  color: var(--color-star);
  font-size: 14px;
  display: flex;
  gap: 1px;
}

.reviews__label {
  font-size: 13px;
  color: var(--color-gray-500);
  white-space: nowrap;
}

.reviews__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

@media (min-width: 768px) { .reviews__title { font-size: 2.75rem; } }

.reviews__carousel {
  position: relative;
}

.reviews__track {
  display: flex;
  gap: var(--space-6);
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.review-card {
  flex: 0 0 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-8) var(--space-8) var(--space-6);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

@media (min-width: 768px) { .review-card { flex: 0 0 calc(50% - 12px); } }
@media (min-width: 1024px) { .review-card { flex: 0 0 calc(33.333% - 16px); } }

.review-card__stars {
  color: var(--color-star);
  font-size: 16px;
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-4);
}

.review-card__quote {
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255,255,255,0.85);
  font-style: italic;
  flex: 1;
  margin-bottom: var(--space-6);
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.review-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-blue);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.review-card__author strong {
  display: block;
  font-size: 14px;
  color: var(--color-white);
}

.review-card__author span {
  font-size: 12px;
  color: var(--color-gray-500);
}

.reviews__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.reviews__arrow {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  background: transparent;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  transition: all var(--duration-fast);
}

.reviews__arrow:hover {
  background: var(--color-blue);
  border-color: var(--color-blue);
}

.reviews__dots {
  display: flex;
  gap: 8px;
}

.reviews__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  cursor: pointer;
  transition: all var(--duration-fast);
}

.reviews__dot.active {
  background: var(--color-blue);
  width: 24px;
  border-radius: 4px;
}

/* ---------- COVERAGE ---------- */
.coverage {
  padding: 80px 0;
  background: var(--color-black);
  position: relative;
  z-index: 2;
  box-shadow: 0 -8px 24px rgba(0,0,0,0.12), 0 8px 24px rgba(0,0,0,0.12);
}

@media (min-width: 768px) { .coverage { padding: 120px 0; } }

.coverage__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
}

@media (min-width: 1024px) {
  .coverage__inner { grid-template-columns: 1fr 1.5fr; gap: var(--space-20); }
}

.coverage__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-white);
  margin-bottom: var(--space-5);
}

@media (min-width: 768px) { .coverage__title { font-size: 2.75rem; } }

.coverage__image {
  margin-bottom: var(--space-8);
  border-radius: var(--radius-md);
  overflow: hidden;
  max-height: 200px;
}

.coverage__image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  opacity: 0.6;
}

.coverage__desc {
  font-size: 18px;
  color: var(--color-gray-500);
  line-height: 1.6;
  margin-bottom: var(--space-8);
}

.coverage__regions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

@media (min-width: 768px) { .coverage__regions { grid-template-columns: repeat(3, 1fr); } }

.coverage__col h4 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

.coverage__col li {
  font-size: 14px;
  color: var(--color-gray-500);
  padding: var(--space-1) 0;
  padding-left: var(--space-4);
  position: relative;
}

.coverage__col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-blue);
  transform: translateY(-50%);
}

/* ---------- FAQ ---------- */
.faq {
  padding: 80px 0;
  background: var(--color-white);
}

@media (min-width: 768px) { .faq { padding: 120px 0; } }

.faq__list {
  max-width: 768px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--color-gray-200);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) 0;
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 500;
  color: var(--color-black);
  text-align: left;
  gap: var(--space-4);
}

.faq__question i {
  flex-shrink: 0;
  font-size: 20px;
  color: var(--color-gray-400);
  transition: transform var(--duration-normal) var(--ease-out);
}

.faq__item.open .faq__question i { transform: rotate(180deg); }

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out);
}

.faq__answer p {
  padding-bottom: var(--space-5);
  font-size: 15px;
  color: var(--color-gray-500);
  line-height: 1.7;
}

/* ---------- FINAL CTA ---------- */
.final-cta {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--color-gray-900) 0%, var(--color-black) 100%);
  position: relative;
  overflow: hidden;
}

.final-cta__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(37,99,235,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.final-cta__content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.final-cta__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-white);
  margin-bottom: var(--space-5);
}

.final-cta__desc {
  font-size: 18px;
  color: var(--color-gray-400);
  margin-bottom: var(--space-10);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.final-cta__phone {
  display: block;
  margin-top: var(--space-6);
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 500;
  color: var(--color-gray-500);
  transition: color var(--duration-fast);
}

.final-cta__phone:hover { color: var(--color-white); }

/* ---------- FOOTER ---------- */
.footer {
  background: #0A0A0A;
  padding-top: var(--space-16);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .footer__inner { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer__logo { margin-bottom: var(--space-4); }

.footer__col--brand p {
  font-size: 14px;
  color: var(--color-gray-500);
  line-height: 1.7;
  max-width: 280px;
}

.footer__col h4 {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
}

.footer__col li {
  padding: var(--space-1) 0;
}

.footer__col a {
  font-size: 14px;
  color: var(--color-gray-500);
  transition: color var(--duration-fast);
}

.footer__col a:hover { color: var(--color-white); }

.footer__col li:not(:has(a)) {
  font-size: 14px;
  color: var(--color-gray-500);
}

.footer__bottom {
  border-top: 1px solid var(--color-gray-800);
  padding: var(--space-5) 0;
}

.footer__bottom-inner {
  font-size: 13px;
  color: var(--color-gray-600);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.footer-dev {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.3);
}

.footer-dev img {
  height: 18px;
  width: auto;
  opacity: 0.4;
  transition: opacity var(--duration-normal);
}

.footer-dev a:hover img {
  opacity: 0.7;
}

/* ---------- STICKY MOBILE CTA ---------- */
.sticky-cta {
  display: block;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 998;
  padding: 12px 16px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transform: translateY(100%);
  transition: transform var(--duration-normal) var(--ease-out);
}

.sticky-cta.visible { transform: translateY(0); }

.sticky-cta__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-full);
  background: var(--color-whatsapp);
  color: var(--color-white);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 16px;
  box-shadow: var(--shadow-cta);
}

@media (min-width: 1024px) {
  .sticky-cta { display: none; }
}

/* ---------- Padding bottom for mobile sticky CTA ---------- */
@media (max-width: 1023px) {
  .footer { padding-bottom: 80px; }
}