/* =====================================================
   Seguridad Premier — Premium Security Landing
   ===================================================== */

/* CSS Custom Properties */
:root {
  --color-primary: #0f172a;
  --color-primary-light: #1e293b;
  --color-secondary: #ef4444;
  --color-secondary-dark: #dc2626;
  --color-accent: #ef4444;
  --color-white: #ffffff;
  --color-gray-50: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-gray-900: #0f172a;

  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;

  --shadow-sm: 0 1px 2px 0 rgb(15 23 42 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(15 23 42 / 0.1), 0 2px 4px -2px rgb(15 23 42 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(15 23 42 / 0.1), 0 4px 6px -4px rgb(15 23 42 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(15 23 42 / 0.1), 0 8px 10px -6px rgb(15 23 42 / 0.1);
  --shadow-glow: 0 0 40px rgb(239 68 68 / 0.15);

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  --header-height: 5rem;
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-gray-700);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* Utility */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-dark {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.section-dark .section-title,
.section-dark .section-subtitle {
  color: var(--color-white);
}

.section-dark .eyebrow {
  color: var(--color-secondary);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-secondary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-gray-900);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-gray-400);
  max-width: 600px;
  margin: 0 auto;
}

.section-lead {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  margin-bottom: 1rem;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.text-accent {
  color: var(--color-secondary);
}

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

@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 450ms ease, transform 450ms ease;
  }

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgb(245 158 11 / 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgb(245 158 11 / 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 0.9375rem;
}

.btn-block {
  width: 100%;
}

/* Header */
.top-bar {
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 0.8125rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.top-bar-message {
  color: var(--color-gray-400);
}

.top-bar-phone {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-secondary);
  font-weight: 600;
  transition: color var(--transition-fast);
}

.top-bar-phone:hover {
  color: var(--color-white);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-shrink: 0;
}

.logo img {
  height: 46px;
  width: auto;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-gray-900);
  letter-spacing: -0.01em;
}

.logo-text strong {
  display: block;
  color: var(--color-accent);
  font-weight: 900;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  margin-left: auto;
}

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

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-700);
  position: relative;
  padding: 0.5rem 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-secondary);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-cta {
  display: none;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background-color: var(--color-gray-100);
}

.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-primary);
  transition: all var(--transition-base);
}

.hamburger {
  position: relative;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  left: 0;
}

.hamburger::before {
  top: -7px;
}

.hamburger::after {
  top: 7px;
}

.nav-toggle[aria-expanded="true"] .hamburger {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow: hidden;
  background-color: var(--color-primary);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(15, 23, 42, 0.95) 0%,
    rgba(15, 23, 42, 0.85) 45%,
    rgba(15, 23, 42, 0.4) 100%
  );
}

.hero-accent {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 35%;
  background: linear-gradient(180deg, transparent 0%, rgba(245, 158, 11, 0.06) 50%, transparent 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding-top: 3rem;
  padding-bottom: 3rem;
  color: var(--color-white);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  background-color: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.25);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  margin-bottom: 1.5rem;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}

.hero-text {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  line-height: 1.7;
  color: var(--color-gray-200);
  max-width: 560px;
  margin-bottom: 2rem;
}

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

.hero-trust {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--color-gray-300);
  font-size: 0.9375rem;
}

.trust-avatars {
  display: flex;
}

.trust-avatars span {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  margin-left: -10px;
}

.trust-avatars span:first-child {
  margin-left: 0;
}

.hero-trust strong {
  color: var(--color-white);
}

/* Stats */
.stats {
  background-color: var(--color-primary);
  padding: 3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.stat {
  text-align: center;
  color: var(--color-white);
  padding: 1rem;
}

.stat-number {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  color: var(--color-secondary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  display: block;
  font-size: 0.875rem;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* About */
.about {
  background-color: var(--color-gray-50);
}

.about-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image-wrapper img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.about-float-card {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  background-color: var(--color-white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.float-card-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-secondary);
  line-height: 1;
}

.float-card-text {
  font-size: 0.8125rem;
  color: var(--color-gray-600);
  line-height: 1.4;
}

.feature-list {
  margin-top: 1.5rem;
  display: grid;
  gap: 0.875rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: var(--color-gray-700);
}

.feature-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: rgba(245, 158, 11, 0.12);
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

/* Services */
.services-grid {
  display: grid;
  gap: 1.5rem;
}

.service-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.service-image {
  position: relative;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover .service-image img {
  transform: scale(1.05);
}

.service-body {
  padding: 1.75rem;
  position: relative;
}

.service-icon {
  position: absolute;
  top: -28px;
  right: 1.75rem;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgb(245 158 11 / 0.35);
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-gray-900);
  margin-bottom: 0.75rem;
  padding-right: 3rem;
}

.service-text {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  margin-bottom: 1.25rem;
  line-height: 1.65;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-secondary-dark);
  transition: gap var(--transition-fast);
}

.service-link:hover {
  gap: 0.5rem;
}

/* Why */
.why {
  background-color: var(--color-white);
}

.why-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.why-visual {
  order: -1;
}

.why-image-wrapper {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.why-image-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(15, 23, 42, 0.4) 100%);
  z-index: 1;
  pointer-events: none;
}

.why-image-wrapper img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.why-cards {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}

.why-card {
  position: relative;
  padding: 1.25rem 1.25rem 1.25rem 1.75rem;
  background-color: var(--color-gray-50);
  border-radius: var(--radius-lg);
  border-left: 3px solid var(--color-secondary);
}

.why-card-number {
  position: absolute;
  top: 0.75rem;
  right: 1rem;
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(245, 158, 11, 0.12);
  line-height: 1;
}

.why-card h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--color-gray-900);
  margin-bottom: 0.375rem;
}

.why-card p {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  line-height: 1.6;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  gap: 1.5rem;
}

.testimonial {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  transition: background-color var(--transition-base), border-color var(--transition-base);
}

.testimonial:hover {
  background-color: rgba(255, 255, 255, 0.07);
  border-color: rgba(245, 158, 11, 0.3);
}

.testimonial-rating {
  color: var(--color-secondary);
  font-size: 1.125rem;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.testimonial-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-gray-200);
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.author-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-info strong {
  color: var(--color-white);
  font-weight: 700;
}

.author-info span {
  font-size: 0.8125rem;
  color: var(--color-gray-400);
}

/* Contact */
.contact {
  background-color: var(--color-gray-50);
}

.contact-grid {
  display: grid;
  gap: 3rem;
  align-items: start;
}

.contact-methods {
  margin-top: 2rem;
  display: grid;
  gap: 1rem;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.contact-method:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: rgba(245, 158, 11, 0.12);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-method div {
  display: flex;
  flex-direction: column;
}

.contact-method strong {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-500);
  margin-bottom: 0.125rem;
}

.contact-method span {
  font-weight: 600;
  color: var(--color-gray-900);
}

.contact-form {
  background-color: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
}

.form-row {
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-700);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  color: var(--color-gray-900);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-gray-400);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-note {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--color-gray-500);
  text-align: center;
}

/* Footer */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding-top: 4rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-brand .logo img {
  height: 44px;
  width: auto;
}

.footer-brand .logo-text {
  color: var(--color-white);
}

.footer-brand p {
  color: var(--color-gray-400);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.footer-social a:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.footer-links h3,
.footer-contact h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.footer-links ul {
  display: grid;
  gap: 0.625rem;
}

.footer-links a,
.footer-contact a {
  color: var(--color-gray-400);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--color-secondary);
}

.footer-contact p {
  color: var(--color-gray-400);
  font-size: 0.9375rem;
  margin-bottom: 0.5rem;
}

.footer-bottom {
  padding: 1.5rem 0;
}

.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-gray-500);
}

.footer-bottom a {
  color: var(--color-secondary);
}

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 999;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: #25d366;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

/* Tablet */
@media (min-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }

  .nav-cta {
    display: inline-flex;
  }

  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .why-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
  }

  .why-visual {
    order: 1;
  }

  .why-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1fr 1.1fr;
    gap: 4rem;
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }

  .footer-bottom-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* Mobile nav */
@media (max-width: 1023px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: calc(var(--header-height) + 37px);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 2rem 1.5rem;
    gap: 0;
    margin-left: 0;
    transform: translateX(100%);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-xl);
    overflow-y: auto;
  }

  .nav-menu.is-open {
    transform: translateX(0);
  }

  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
    margin-bottom: 1.5rem;
  }

  .nav-links li {
    width: 100%;
    border-bottom: 1px solid var(--color-gray-100);
  }

  .nav-link {
    display: block;
    padding: 1rem 0;
    font-size: 1rem;
  }

  .nav-link::after {
    display: none;
  }

  .nav-cta {
    display: inline-flex;
    width: 100%;
  }

  .top-bar-message {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

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

@media (max-width: 639px) {
  .services-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .why-cards {
    grid-template-columns: 1fr;
  }

  .about-float-card {
    position: relative;
    bottom: auto;
    right: auto;
    margin-top: 1rem;
    width: fit-content;
  }

  .back-to-top {
    right: 1.25rem;
    bottom: 5.5rem;
    width: 44px;
    height: 44px;
  }
}

/* =====================================================
   Interactions & Micro-animations
   ===================================================== */

/* Scroll progress bar */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  z-index: 1001;
  background-color: transparent;
  pointer-events: none;
}

.scroll-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-secondary), #f97316);
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.5);
  transition: width 0.1s linear;
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 5.5rem;
  z-index: 998;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.4);
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.5);
}

.back-to-top svg {
  transition: transform var(--transition-fast);
}

.back-to-top:hover svg {
  transform: translateY(-2px);
}

/* Hero particles */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* Hero text rotator */
.hero-rotator {
  display: inline-grid;
  vertical-align: bottom;
}

.rotator-word {
  grid-area: 1 / 1;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 450ms ease, transform 450ms ease;
  white-space: nowrap;
}

.rotator-word.is-active {
  opacity: 1;
  transform: translateY(0);
}

/* 3D tilt on service cards */
.service-card {
  transform-style: preserve-3d;
  perspective: 1000px;
}

.service-card .service-body,
.service-card .service-image {
  transform: translateZ(20px);
}

.service-card .service-icon {
  transform: translateZ(40px);
}

/* Spotlight cursor effect on dark sections */
.section-dark,
.site-footer {
  position: relative;
  overflow: hidden;
}

.section-dark::after,
.site-footer::after {
  content: '';
  position: absolute;
  left: var(--mouse-x, 50%);
  top: var(--mouse-y, 50%);
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(239, 68, 68, 0.09) 0%, transparent 65%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 300ms ease;
  z-index: 0;
}

.section-dark:hover::after,
.site-footer:hover::after {
  opacity: 1;
}

.section-dark > *,
.site-footer > * {
  position: relative;
  z-index: 1;
}

/* Enhanced hover micro-interactions */
.service-card:hover .service-icon {
  transform: translateZ(40px) scale(1.08);
}

.service-link svg,
.service-link::after {
  transition: transform var(--transition-fast);
}

.contact-method:hover .contact-icon {
  background-color: var(--color-secondary);
  color: var(--color-white);
  transform: scale(1.05);
}

.contact-icon {
  transition: background-color var(--transition-base), color var(--transition-base), transform var(--transition-base);
}

.form-group input:hover,
.form-group textarea:hover,
.form-group select:hover {
  border-color: var(--color-gray-400);
}

.footer-social a {
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.footer-social a:hover {
  transform: translateY(-3px);
}

/* Floating badge pulse enhancement */
.badge-dot {
  box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(239, 68, 68, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
  }
}

/* Staggered reveal delays */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal.is-visible:nth-child(1) { transition-delay: 0ms; }
  .js .reveal.is-visible:nth-child(2) { transition-delay: 80ms; }
  .js .reveal.is-visible:nth-child(3) { transition-delay: 160ms; }
  .js .reveal.is-visible:nth-child(4) { transition-delay: 240ms; }
  .js .reveal.is-visible:nth-child(5) { transition-delay: 320ms; }
  .js .reveal.is-visible:nth-child(6) { transition-delay: 400ms; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .hero-particles,
  .scroll-progress,
  .back-to-top,
  .section-dark::after,
  .site-footer::after {
    display: none;
  }

  .rotator-word {
    opacity: 0;
    transform: none;
    transition: none;
  }

  .rotator-word.is-active {
    opacity: 1;
  }

  .service-card {
    transform: none !important;
  }
}