/* ----- RESET & BASE (mobile-first) ----- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}
body {
  font-family: 'Poppins', sans-serif;
  background: #f8fafc;
  color: #1e293b;
  line-height: 1.6;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  display: block;
  height: auto;
}
a {
  text-decoration: none;
  color: inherit;
}
ul {
  list-style: none;
}
.container {
  width: 100%;
  max-width: 1200px;
  padding: 0 16px;
  margin: 0 auto;
}
@media (min-width: 768px) {
  .container {
    padding: 0 24px;
  }
}
@media (min-width: 1024px) {
  .container {
    padding: 0 32px;
  }
}

/* ----- VARIABLES ----- */
:root {
  --primary-blue: #2563eb;
  --dark-blue: #1d4ed8;
  --light-blue: #dbeafe;
  --accent-blue: #3b82f6;
  --corporate-blue: #1e40af;
  --white: #ffffff;
  --off-white: #f8fafc;
  --light-gray: #f1f5f9;
  --medium-gray: #e2e8f0;
  --dark-gray: #64748b;
  --text-dark: #1e293b;
  --success-green: #10b981;
  --warning-yellow: #f59e0b;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.1);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --radius: 12px;
  --radius-lg: 20px;
}

/* ----- ANIMATIONS ----- */
.animate-text,
.animate-image,
.animate-header,
.animate-card,
.animate-left,
.animate-right {
  opacity: 0;
  animation-duration: 0.8s;
  animation-fill-mode: forwards;
}
.animate-text {
  animation-name: fadeInUp;
}
.animate-image {
  animation-name: fadeInScale;
  animation-delay: 0.2s;
}
.animate-header {
  animation-name: fadeInUp;
}
.animate-card {
  animation-name: fadeInUp;
}
.animate-left {
  animation-name: slideInLeft;
}
.animate-right {
  animation-name: slideInRight;
}
@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeInScale {
  to {
    opacity: 1;
    transform: scale(1);
  }
}
@keyframes slideInLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes slideInRight {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes bounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}
@keyframes pulseGlow {
  0%,
  100% {
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
  }
  50% {
    box-shadow: 0 10px 40px rgba(16, 185, 129, 0.5);
  }
}
@keyframes spin {
  0% {
    transform: rotate(0);
  }
  100% {
    transform: rotate(360deg);
  }
}
@keyframes highlightExpand {
  to {
    transform: scaleX(1);
  }
}
@keyframes corporatePulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(30, 64, 175, 0.7);
  }
  70% {
    box-shadow: 0 0 0 20px rgba(30, 64, 175, 0);
  }
}
@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* ----- NAVIGATION (mobile-first) ----- */
.navbar {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  padding: 10px 0;
  transition: var(--transition);
}
.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-icon img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}
@media (min-width: 768px) {
  .logo-icon img {
    width: 44px;
    height: 44px;
  }
}
.logo-text h1 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.2;
}
.logo-text p {
  font-size: 9px;
  color: var(--dark-gray);
  font-weight: 500;
}
@media (min-width: 768px) {
  .logo-text h1 {
    font-size: 18px;
  }
  .logo-text p {
    font-size: 11px;
  }
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-links {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: var(--white);
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  gap: 6px;
}
.nav-links.active {
  display: flex;
}
@media (min-width: 992px) {
  .nav-links {
    display: flex !important;
    flex-direction: row;
    position: static;
    width: auto;
    padding: 0;
    box-shadow: none;
    gap: 8px;
    background: transparent;
  }
}
.nav-links a {
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dark);
  transition: var(--transition);
  border-radius: 8px;
  display: block;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--corporate-blue);
  background: var(--light-blue);
}
.dropdown {
  position: relative;
}
.dropdown-content {
  display: none;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 8px 0;
  min-width: 180px;
}
@media (min-width: 992px) {
  .dropdown:hover .dropdown-content {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 100;
  }
}
.dropdown-content a {
  padding: 8px 20px;
  font-size: 13px;
}
.dropdown-content a:hover {
  background: var(--light-blue);
}
.btn-signup {
  display: none;
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  color: var(--white);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-signup:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(30, 64, 175, 0.3);
}
@media (min-width: 992px) {
  .btn-signup {
    display: inline-flex;
  }
}
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}
@media (min-width: 992px) {
  .hamburger {
    display: none;
  }
}

/* ----- HERO (mobile-first) ----- */
.commercial-hero {
  padding: 100px 0 60px;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  position: relative;
  overflow: hidden;
  margin-top: 60px;
  color: var(--white);
}
@media (min-width: 768px) {
  .commercial-hero {
    padding: 140px 0 80px;
    margin-top: 70px;
  }
}
.commercial-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><path d="M0,0H1000V1000H0Z" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="2"/></svg>');
  background-size: 100px 100px;
  opacity: 0.3;
}
.hero-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
  position: relative;
  z-index: 2;
}
@media (min-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
}
.hero-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.2;
}
@media (min-width: 576px) {
  .hero-title {
    font-size: 34px;
  }
}
@media (min-width: 768px) {
  .hero-title {
    font-size: 40px;
  }
}
@media (min-width: 1024px) {
  .hero-title {
    font-size: 48px;
  }
}
.hero-title .highlight {
  background: linear-gradient(135deg, var(--accent-blue), #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 20px;
  line-height: 1.6;
}
@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 18px;
  }
}
.hero-stats {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}
@media (min-width: 576px) {
  .hero-stats {
    flex-direction: row;
    gap: 24px;
  }
}
.stat-number {
  font-size: 32px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-blue), #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
@media (min-width: 768px) {
  .stat-number {
    font-size: 40px;
  }
}
.stat-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
}
@media (min-width: 768px) {
  .stat-label {
    font-size: 14px;
  }
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.1);
  padding: 8px 16px;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition);
  font-size: 12px;
}
@media (min-width: 768px) {
  .badge {
    padding: 10px 20px;
    font-size: 14px;
  }
}
.badge:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}
.badge i {
  color: var(--accent-blue);
  font-size: 16px;
}
@media (min-width: 768px) {
  .badge i {
    font-size: 18px;
  }
}
.badge span {
  font-weight: 600;
}
.hero-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
@media (min-width: 576px) {
  .hero-cta {
    flex-direction: row;
    gap: 16px;
  }
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  border: 2px solid transparent;
}
@media (min-width: 768px) {
  .cta-btn {
    padding: 14px 28px;
    font-size: 16px;
  }
}
.cta-btn.primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--primary-blue));
  color: var(--white);
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}
.cta-btn.primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(37, 99, 235, 0.4);
  gap: 14px;
}
.cta-btn.secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.3);
}
.cta-btn.secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-3px);
  border-color: var(--accent-blue);
}
.hero-image {
  position: relative;
}
.image-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transform: perspective(1000px) rotateY(-5deg);
  transition: var(--transition);
}
.image-container:hover {
  transform: perspective(1000px) rotateY(0deg);
}
.image-container img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: var(--transition);
}
@media (min-width: 576px) {
  .image-container img {
    height: 300px;
  }
}
@media (min-width: 768px) {
  .image-container img {
    height: 360px;
  }
}
@media (min-width: 992px) {
  .image-container img {
    height: 400px;
  }
}
.image-container:hover img {
  transform: scale(1.05);
}
.image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(30, 64, 175, 0.9), transparent);
  padding: 16px 20px;
  color: var(--white);
}
@media (min-width: 768px) {
  .image-overlay {
    padding: 24px 30px;
  }
}
.overlay-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}
@media (min-width: 768px) {
  .overlay-content h3 {
    font-size: 26px;
  }
}
.overlay-content p {
  margin-bottom: 12px;
  opacity: 0.9;
  font-size: 14px;
}
@media (min-width: 768px) {
  .overlay-content p {
    font-size: 16px;
  }
}
.clients-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.logo-item {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.1);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 11px;
  transition: var(--transition);
}
@media (min-width: 768px) {
  .logo-item {
    padding: 8px 16px;
    font-size: 13px;
  }
}
.logo-item:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}
.logo-item i {
  color: var(--accent-blue);
}
.hero-scroll {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
}
.scroll-down {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--white);
  transition: var(--transition);
  font-size: 12px;
}
@media (min-width: 768px) {
  .scroll-down {
    font-size: 14px;
    gap: 8px;
  }
}
.scroll-down i {
  font-size: 20px;
  animation: bounce 2s infinite;
}
@media (min-width: 768px) {
  .scroll-down i {
    font-size: 24px;
  }
}
.scroll-down span {
  opacity: 0.8;
}

/* ----- COMMERCIAL STATS (mobile-first) ----- */
.commercial-stats {
  padding: 40px 0;
  background: var(--white);
}
@media (min-width: 768px) {
  .commercial-stats {
    padding: 60px 0;
  }
}
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (min-width: 576px) {
  .stats-grid {
    gap: 20px;
  }
}
@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }
}
.stat-card {
  background: var(--white);
  padding: 16px 14px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 2px solid var(--light-blue);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
@media (min-width: 768px) {
  .stat-card {
    padding: 24px 20px;
  }
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--corporate-blue), var(--primary-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s ease;
}
.stat-card:hover::before {
  transform: scaleX(1);
}
.stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--corporate-blue);
}
.stat-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.1), rgba(37, 99, 235, 0.05));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  font-size: 20px;
  color: var(--corporate-blue);
  border: 2px solid rgba(30, 64, 175, 0.1);
  transition: var(--transition);
}
@media (min-width: 768px) {
  .stat-icon {
    width: 60px;
    height: 60px;
    font-size: 28px;
    border-radius: 16px;
  }
}
.stat-card:hover .stat-icon {
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  color: var(--white);
  transform: rotate(10deg);
}
.stat-content h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--corporate-blue);
  margin-bottom: 2px;
}
@media (min-width: 768px) {
  .stat-content h3 {
    font-size: 32px;
  }
}
.stat-content p {
  color: var(--dark-gray);
  font-size: 12px;
  font-weight: 500;
}
@media (min-width: 768px) {
  .stat-content p {
    font-size: 14px;
  }
}
.stat-trend {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--success-green);
  margin-top: 6px;
}
@media (min-width: 768px) {
  .stat-trend {
    font-size: 12px;
  }
}
.stat-trend i {
  font-size: 10px;
}

/* ----- COMMERCIAL SEGMENTS (mobile-first) ----- */
.commercial-segments {
  padding: 50px 0;
  background: var(--off-white);
}
@media (min-width: 768px) {
  .commercial-segments {
    padding: 80px 0;
  }
}
.section-header {
  text-align: center;
  margin-bottom: 30px;
}
@media (min-width: 768px) {
  .section-header {
    margin-bottom: 40px;
  }
}
.section-header h2 {
  font-size: 26px;
  color: var(--text-dark);
  margin-bottom: 8px;
  font-weight: 700;
}
@media (min-width: 576px) {
  .section-header h2 {
    font-size: 30px;
  }
}
@media (min-width: 768px) {
  .section-header h2 {
    font-size: 36px;
  }
}
@media (min-width: 1024px) {
  .section-header h2 {
    font-size: 42px;
  }
}
.section-header .highlight {
  color: var(--corporate-blue);
}
.section-description {
  font-size: 14px;
  color: var(--dark-gray);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}
@media (min-width: 768px) {
  .section-description {
    font-size: 16px;
  }
}
.segments-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 768px) {
  .segments-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}
@media (min-width: 992px) {
  .segments-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }
}
.segment-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}
.segment-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.segment-header {
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  padding: 20px;
  color: var(--white);
  position: relative;
}
@media (min-width: 768px) {
  .segment-header {
    padding: 24px 28px;
  }
}
.segment-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  font-size: 22px;
}
@media (min-width: 768px) {
  .segment-icon {
    width: 56px;
    height: 56px;
    font-size: 28px;
    border-radius: 14px;
  }
}
.segment-header h3 {
  font-size: 18px;
  font-weight: 600;
}
@media (min-width: 768px) {
  .segment-header h3 {
    font-size: 22px;
  }
}
.segment-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.2);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 9px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}
@media (min-width: 768px) {
  .segment-badge {
    top: 16px;
    right: 16px;
    padding: 5px 14px;
    font-size: 11px;
  }
}
.segment-content {
  padding: 16px;
}
@media (min-width: 768px) {
  .segment-content {
    padding: 20px 24px;
  }
}
.segment-content p {
  color: var(--dark-gray);
  font-size: 13px;
  line-height: 1.5;
  margin-bottom: 16px;
}
@media (min-width: 768px) {
  .segment-content p {
    font-size: 14px;
  }
}
.segment-features {
  margin-bottom: 16px;
}
.segment-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 12px;
}
@media (min-width: 768px) {
  .segment-features li {
    font-size: 14px;
    margin-bottom: 8px;
  }
}
.segment-features i {
  color: var(--success-green);
  font-size: 12px;
}
.segment-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
  padding: 12px;
  background: var(--off-white);
  border-radius: var(--radius);
}
@media (min-width: 768px) {
  .segment-stats {
    padding: 16px 20px;
    gap: 16px;
  }
}
.segment-stats .stat {
  text-align: center;
}
.stat-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--corporate-blue);
}
@media (min-width: 768px) {
  .stat-value {
    font-size: 18px;
  }
}
.stat-label {
  font-size: 10px;
  color: var(--dark-gray);
}
@media (min-width: 768px) {
  .stat-label {
    font-size: 12px;
  }
}
.segment-btn {
  width: 100%;
  padding: 10px;
  background: transparent;
  border: 2px solid var(--corporate-blue);
  border-radius: var(--radius);
  color: var(--corporate-blue);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
@media (min-width: 768px) {
  .segment-btn {
    padding: 12px;
    font-size: 14px;
  }
}
.segment-btn:hover {
  background: var(--corporate-blue);
  color: var(--white);
  transform: translateY(-2px);
}

/* ----- FEATURED PROJECTS (mobile-first) ----- */
.featured-projects {
  padding: 50px 0;
  background: var(--white);
}
@media (min-width: 768px) {
  .featured-projects {
    padding: 80px 0;
  }
}
.projects-filter {
  display: flex;
  gap: 6px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
@media (min-width: 576px) {
  .projects-filter {
    gap: 8px;
  }
}
@media (min-width: 768px) {
  .projects-filter {
    gap: 10px;
    margin-bottom: 32px;
  }
}
.filter-btn {
  padding: 8px 14px;
  background: var(--white);
  border: 2px solid var(--medium-gray);
  border-radius: 50px;
  color: var(--dark-gray);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-size: 11px;
}
@media (min-width: 576px) {
  .filter-btn {
    padding: 10px 18px;
    font-size: 13px;
  }
}
@media (min-width: 768px) {
  .filter-btn {
    padding: 12px 24px;
    font-size: 14px;
  }
}
.filter-btn.active {
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  color: var(--white);
  border-color: var(--corporate-blue);
  box-shadow: 0 8px 20px rgba(30, 64, 175, 0.2);
}
.filter-btn:hover:not(.active) {
  border-color: var(--corporate-blue);
  color: var(--corporate-blue);
}
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 30px;
}
@media (min-width: 576px) {
  .projects-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
}
@media (min-width: 992px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}
.project-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.project-image {
  position: relative;
  height: 180px;
  overflow: hidden;
}
@media (min-width: 576px) {
  .project-image {
    height: 200px;
  }
}
@media (min-width: 768px) {
  .project-image {
    height: 220px;
  }
}
.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
.project-card:hover .project-image img {
  transform: scale(1.05);
}
.project-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--success-green);
  color: var(--white);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 10px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
  z-index: 2;
}
@media (min-width: 768px) {
  .project-badge {
    padding: 5px 14px;
    font-size: 12px;
    top: 14px;
    right: 14px;
  }
}
.project-badge.premium {
  background: linear-gradient(135deg, var(--warning-yellow), #d97706);
}
.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(30, 64, 175, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  z-index: 1;
}
.project-card:hover .project-overlay {
  opacity: 1;
}
.view-project {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--white);
  color: var(--corporate-blue);
  border-radius: 50px;
  font-weight: 600;
  font-size: 13px;
  transition: var(--transition);
}
@media (min-width: 768px) {
  .view-project {
    padding: 12px 24px;
    font-size: 14px;
  }
}
.view-project:hover {
  transform: scale(1.05);
  gap: 12px;
}
.project-content {
  padding: 16px;
}
@media (min-width: 768px) {
  .project-content {
    padding: 20px 24px;
  }
}
.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 12px;
}
@media (min-width: 768px) {
  .project-meta {
    font-size: 14px;
    justify-content: space-between;
  }
}
.project-type,
.project-location {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--dark-gray);
}
.project-type i,
.project-location i {
  color: var(--corporate-blue);
}
.project-content h3 {
  font-size: 16px;
  color: var(--text-dark);
  margin-bottom: 8px;
  font-weight: 600;
  line-height: 1.3;
}
@media (min-width: 768px) {
  .project-content h3 {
    font-size: 18px;
  }
}
.project-content p {
  color: var(--dark-gray);
  font-size: 13px;
  line-height: 1.5;
  margin-bottom: 12px;
}
@media (min-width: 768px) {
  .project-content p {
    font-size: 14px;
  }
}
.project-features {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}
.project-features span {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(30, 64, 175, 0.1);
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 10px;
  color: var(--corporate-blue);
}
@media (min-width: 768px) {
  .project-features span {
    padding: 5px 12px;
    font-size: 12px;
  }
}
.project-features i {
  font-size: 9px;
}
.project-stats {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 0;
  border-top: 1px solid var(--medium-gray);
  border-bottom: 1px solid var(--medium-gray);
  margin-bottom: 12px;
}
@media (min-width: 576px) {
  .project-stats {
    flex-direction: row;
    gap: 16px;
  }
}
.project-stats .stat {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}
.project-stats .stat i {
  font-size: 18px;
  color: var(--corporate-blue);
  background: rgba(30, 64, 175, 0.1);
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
@media (min-width: 768px) {
  .project-stats .stat i {
    width: 40px;
    height: 40px;
    font-size: 22px;
  }
}
.project-stats .stat h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dark);
}
@media (min-width: 768px) {
  .project-stats .stat h4 {
    font-size: 18px;
  }
}
.project-stats .stat small {
  font-size: 10px;
  color: var(--dark-gray);
  display: block;
}
@media (min-width: 768px) {
  .project-stats .stat small {
    font-size: 12px;
  }
}
.project-roi {
  text-align: center;
}
.roi-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--success-green), #059669);
  color: var(--white);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
@media (min-width: 768px) {
  .roi-badge {
    padding: 8px 20px;
    font-size: 14px;
  }
}
.roi-badge i {
  font-size: 11px;
}
.load-more {
  text-align: center;
}
.btn-load-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  color: var(--white);
  border: none;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 8px 20px rgba(30, 64, 175, 0.25);
}
@media (min-width: 768px) {
  .btn-load-more {
    padding: 14px 40px;
    font-size: 16px;
  }
}
.btn-load-more:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(30, 64, 175, 0.35);
  gap: 12px;
}
.btn-load-more i {
  animation: spin 2s linear infinite;
}

/* ----- BENEFITS (mobile-first) ----- */
.benefits-section {
  padding: 50px 0;
  background: linear-gradient(135deg, var(--off-white) 0%, var(--light-gray) 100%);
}
@media (min-width: 768px) {
  .benefits-section {
    padding: 80px 0;
  }
}
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 576px) {
  .benefits-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
}
@media (min-width: 992px) {
  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }
}
.benefit-card {
  background: var(--white);
  padding: 24px 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 2px solid var(--light-blue);
  transition: var(--transition);
  text-align: center;
}
@media (min-width: 768px) {
  .benefit-card {
    padding: 32px 28px;
  }
}
.benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--corporate-blue);
}
.benefit-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.1), rgba(37, 99, 235, 0.05));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 28px;
  color: var(--corporate-blue);
  border: 2px solid rgba(30, 64, 175, 0.1);
  transition: var(--transition);
}
@media (min-width: 768px) {
  .benefit-icon {
    width: 72px;
    height: 72px;
    font-size: 32px;
    border-radius: 18px;
  }
}
.benefit-card:hover .benefit-icon {
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  color: var(--white);
  transform: rotate(15deg) scale(1.1);
}
.benefit-card h3 {
  font-size: 18px;
  color: var(--text-dark);
  margin-bottom: 10px;
  font-weight: 600;
}
@media (min-width: 768px) {
  .benefit-card h3 {
    font-size: 20px;
  }
}
.benefit-card p {
  color: var(--dark-gray);
  font-size: 13px;
  line-height: 1.5;
  margin-bottom: 16px;
}
@media (min-width: 768px) {
  .benefit-card p {
    font-size: 14px;
  }
}
.benefit-stats {
  background: var(--off-white);
  padding: 16px;
  border-radius: var(--radius);
}
.benefit-stats .stat {
  text-align: center;
}
.benefit-stats .stat-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--corporate-blue);
}
@media (min-width: 768px) {
  .benefit-stats .stat-value {
    font-size: 22px;
  }
}
.benefit-stats .stat-label {
  font-size: 12px;
  color: var(--dark-gray);
}
@media (min-width: 768px) {
  .benefit-stats .stat-label {
    font-size: 13px;
  }
}

/* ----- ROI CALCULATOR (mobile-first) ----- */
.roi-calculator {
  padding: 50px 0;
  background: var(--white);
}
@media (min-width: 768px) {
  .roi-calculator {
    padding: 80px 0;
  }
}
.calculator-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 992px) {
  .calculator-container {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
}
.calculator-input {
  background: var(--off-white);
  padding: 24px 20px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 2px solid var(--light-blue);
}
@media (min-width: 768px) {
  .calculator-input {
    padding: 32px 36px;
  }
}
.input-header {
  text-align: center;
  margin-bottom: 24px;
}
.input-header h3 {
  font-size: 22px;
  color: var(--text-dark);
  margin-bottom: 6px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}
@media (min-width: 768px) {
  .input-header h3 {
    font-size: 26px;
  }
}
.input-header h3 i {
  color: var(--corporate-blue);
  background: rgba(30, 64, 175, 0.1);
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
@media (min-width: 768px) {
  .input-header h3 i {
    width: 50px;
    height: 50px;
  }
}
.input-header p {
  color: var(--dark-gray);
  font-size: 14px;
}
@media (min-width: 768px) {
  .input-header p {
    font-size: 15px;
  }
}
.input-group {
  margin-bottom: 20px;
}
.input-group label {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--corporate-blue);
  font-weight: 600;
  margin-bottom: 10px;
  font-size: 14px;
}
@media (min-width: 768px) {
  .input-group label {
    font-size: 15px;
    gap: 12px;
  }
}
.input-group label i {
  font-size: 16px;
  background: rgba(30, 64, 175, 0.1);
  padding: 6px;
  border-radius: 8px;
}
.select-wrapper {
  position: relative;
}
.select-wrapper select {
  width: 100%;
  padding: 12px 40px 12px 16px;
  background: var(--white);
  border: 2px solid rgba(30, 64, 175, 0.2);
  border-radius: var(--radius);
  color: var(--text-dark);
  font-size: 14px;
  font-weight: 500;
  appearance: none;
  cursor: pointer;
  transition: var(--transition);
}
@media (min-width: 768px) {
  .select-wrapper select {
    padding: 14px 50px 14px 20px;
    font-size: 16px;
  }
}
.select-wrapper select:focus {
  outline: none;
  border-color: var(--corporate-blue);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}
.select-arrow {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--corporate-blue);
  font-size: 16px;
  pointer-events: none;
}
.input-wrapper {
  position: relative;
}
.input-wrapper input {
  width: 100%;
  padding: 12px 40px 12px 16px;
  background: var(--white);
  border: 2px solid rgba(30, 64, 175, 0.2);
  border-radius: var(--radius);
  color: var(--text-dark);
  font-size: 16px;
  font-weight: 500;
  transition: var(--transition);
}
@media (min-width: 768px) {
  .input-wrapper input {
    padding: 14px 50px 14px 20px;
    font-size: 18px;
  }
}
.input-wrapper input:focus {
  outline: none;
  border-color: var(--corporate-blue);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}
.input-symbol {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--corporate-blue);
  font-weight: 700;
  font-size: 16px;
}
@media (min-width: 768px) {
  .input-symbol {
    font-size: 18px;
  }
}
.input-slider {
  margin-top: 14px;
}
.input-slider input[type="range"] {
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--corporate-blue), var(--primary-blue));
  border-radius: 4px;
  outline: none;
  -webkit-appearance: none;
}
.input-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  background: var(--white);
  border: 3px solid var(--corporate-blue);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.3);
  transition: var(--transition);
}
@media (min-width: 768px) {
  .input-slider input[type="range"]::-webkit-slider-thumb {
    width: 26px;
    height: 26px;
  }
}
.slider-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  color: var(--dark-gray);
  font-size: 12px;
  font-weight: 500;
}
@media (min-width: 768px) {
  .slider-labels {
    font-size: 14px;
  }
}
.calculate-btn {
  width: 100%;
  padding: 14px 24px;
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 16px;
}
@media (min-width: 768px) {
  .calculate-btn {
    padding: 16px 30px;
    font-size: 18px;
  }
}
.calculate-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(30, 64, 175, 0.3);
  gap: 14px;
}
.calculator-results {
  background: var(--white);
  padding: 24px 20px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--light-blue);
}
@media (min-width: 768px) {
  .calculator-results {
    padding: 32px 36px;
  }
}
.results-header {
  text-align: center;
  margin-bottom: 24px;
}
.results-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--success-green), #059669);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 28px;
  color: var(--white);
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
  animation: pulseGlow 2s infinite;
}
@media (min-width: 768px) {
  .results-icon {
    width: 72px;
    height: 72px;
    font-size: 32px;
  }
}
.results-header h3 {
  font-size: 22px;
  color: var(--text-dark);
  margin-bottom: 6px;
  font-weight: 700;
}
@media (min-width: 768px) {
  .results-header h3 {
    font-size: 26px;
  }
}
.results-header p {
  color: var(--dark-gray);
  font-size: 14px;
}
@media (min-width: 768px) {
  .results-header p {
    font-size: 15px;
  }
}
.main-result {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
  padding: 16px;
  background: var(--off-white);
  border-radius: var(--radius);
}
@media (min-width: 768px) {
  .main-result {
    padding: 24px 28px;
    gap: 20px;
  }
}
.result-item {
  text-align: center;
}
.result-label {
  font-size: 12px;
  color: var(--dark-gray);
  margin-bottom: 4px;
}
@media (min-width: 768px) {
  .result-label {
    font-size: 14px;
  }
}
.result-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-dark);
}
@media (min-width: 768px) {
  .result-value {
    font-size: 34px;
  }
}
.result-value.highlight {
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.detailed-results {
  margin-bottom: 20px;
}
.result-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.result-row .result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--off-white);
  border-radius: var(--radius);
  border: 1px solid var(--medium-gray);
  text-align: left;
}
@media (min-width: 768px) {
  .result-row .result-item {
    padding: 14px 20px;
  }
}
.result-info {
  display: flex;
  align-items: center;
  gap: 12px;
}
.result-info i {
  font-size: 18px;
  color: var(--corporate-blue);
  background: rgba(30, 64, 175, 0.1);
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
@media (min-width: 768px) {
  .result-info i {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
}
.result-title {
  font-weight: 600;
  color: var(--text-dark);
  font-size: 14px;
}
@media (min-width: 768px) {
  .result-title {
    font-size: 15px;
  }
}
.result-desc {
  font-size: 11px;
  color: var(--dark-gray);
}
.result-amount {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-dark);
}
@media (min-width: 768px) {
  .result-amount {
    font-size: 18px;
  }
}
.result-amount.highlight-green {
  color: var(--success-green);
}
.tax-benefits {
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.05), rgba(37, 99, 235, 0.02));
  padding: 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  border: 1px solid rgba(30, 64, 175, 0.1);
}
@media (min-width: 768px) {
  .tax-benefits {
    padding: 20px 24px;
  }
}
.tax-benefits h4 {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-dark);
  margin-bottom: 10px;
  font-weight: 600;
  font-size: 15px;
}
@media (min-width: 768px) {
  .tax-benefits h4 {
    font-size: 17px;
  }
}
.tax-benefits h4 i {
  color: var(--corporate-blue);
}
.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.benefit-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--dark-gray);
}
@media (min-width: 768px) {
  .benefit-item {
    font-size: 14px;
  }
}
.benefit-item i {
  color: var(--success-green);
  font-size: 14px;
}
.results-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 14px 24px;
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  color: var(--white);
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  box-shadow: 0 10px 25px rgba(30, 64, 175, 0.3);
}
@media (min-width: 768px) {
  .results-cta {
    padding: 16px 30px;
    font-size: 16px;
  }
}
.results-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(30, 64, 175, 0.4);
  gap: 14px;
}

/* ----- COMMERCIAL PROCESS (mobile-first) ----- */
.commercial-process {
  padding: 50px 0;
  background: linear-gradient(135deg, var(--off-white) 0%, var(--light-gray) 100%);
}
@media (min-width: 768px) {
  .commercial-process {
    padding: 80px 0;
  }
}
.process-steps {
  max-width: 1200px;
  margin: 0 auto;
}
.step-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
@media (min-width: 576px) {
  .step-row {
    gap: 20px;
  }
}
@media (min-width: 992px) {
  .step-row {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 24px;
  }
}
.step-card {
  background: var(--white);
  padding: 20px 16px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 2px solid var(--light-blue);
  transition: var(--transition);
  text-align: center;
  position: relative;
  overflow: hidden;
}
@media (min-width: 768px) {
  .step-card {
    padding: 28px 24px;
  }
}
.step-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--corporate-blue), var(--primary-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s ease;
}
.step-card:hover::before {
  transform: scaleX(1);
}
.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--corporate-blue);
}
.step-number {
  font-size: 36px;
  font-weight: 700;
  color: rgba(30, 64, 175, 0.1);
  margin-bottom: 12px;
  line-height: 1;
}
@media (min-width: 768px) {
  .step-number {
    font-size: 44px;
  }
}
.step-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.1), rgba(37, 99, 235, 0.05));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 24px;
  color: var(--corporate-blue);
  border: 2px solid rgba(30, 64, 175, 0.1);
  transition: var(--transition);
}
@media (min-width: 768px) {
  .step-icon {
    width: 60px;
    height: 60px;
    font-size: 28px;
    border-radius: 16px;
  }
}
.step-card:hover .step-icon {
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  color: var(--white);
  transform: rotate(15deg) scale(1.1);
}
.step-card h3 {
  font-size: 16px;
  color: var(--text-dark);
  margin-bottom: 8px;
  font-weight: 600;
}
@media (min-width: 768px) {
  .step-card h3 {
    font-size: 18px;
  }
}
.step-card p {
  color: var(--dark-gray);
  font-size: 12px;
  line-height: 1.5;
  margin-bottom: 12px;
}
@media (min-width: 768px) {
  .step-card p {
    font-size: 14px;
  }
}
.step-duration {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  color: var(--corporate-blue);
  font-weight: 500;
}
@media (min-width: 768px) {
  .step-duration {
    font-size: 14px;
  }
}
.step-duration i {
  font-size: 11px;
}

/* ----- CTA (mobile-first) ----- */
.commercial-cta {
  padding: 50px 0;
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  position: relative;
  overflow: hidden;
}
@media (min-width: 768px) {
  .commercial-cta {
    padding: 80px 0;
  }
}
.commercial-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><rect x="100" y="100" width="800" height="800" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="2"/></svg>');
  background-size: 500px 500px;
  opacity: 0.3;
  animation: spin 30s linear infinite;
}
.cta-content {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  padding: 30px 20px;
  text-align: center;
  box-shadow: var(--shadow-xl);
  position: relative;
  z-index: 1;
}
@media (min-width: 576px) {
  .cta-content {
    padding: 36px 28px;
  }
}
@media (min-width: 768px) {
  .cta-content {
    padding: 48px 40px;
  }
}
.cta-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 32px;
  color: var(--white);
  box-shadow: 0 16px 32px rgba(30, 64, 175, 0.3);
  animation: corporatePulse 2s infinite;
}
@media (min-width: 768px) {
  .cta-icon {
    width: 90px;
    height: 90px;
    font-size: 42px;
  }
}
.cta-content h2 {
  font-size: 24px;
  color: var(--text-dark);
  margin-bottom: 12px;
  font-weight: 700;
}
@media (min-width: 576px) {
  .cta-content h2 {
    font-size: 28px;
  }
}
@media (min-width: 768px) {
  .cta-content h2 {
    font-size: 36px;
  }
}
.cta-content p {
  font-size: 15px;
  color: var(--dark-gray);
  max-width: 600px;
  margin: 0 auto 24px;
  line-height: 1.6;
}
@media (min-width: 768px) {
  .cta-content p {
    font-size: 17px;
  }
}
.cta-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  align-items: center;
}
@media (min-width: 576px) {
  .cta-features {
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
  }
}
.cta-features .feature {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--off-white);
  padding: 8px 16px;
  border-radius: 50px;
  color: var(--corporate-blue);
  font-weight: 500;
  font-size: 12px;
}
@media (min-width: 768px) {
  .cta-features .feature {
    padding: 10px 22px;
    font-size: 14px;
  }
}
.cta-features .feature i {
  color: var(--success-green);
}
.cta-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
  margin-bottom: 24px;
}
@media (min-width: 576px) {
  .cta-buttons {
    flex-direction: row;
    gap: 16px;
  }
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  border: 2px solid transparent;
}
@media (min-width: 768px) {
  .cta-btn {
    padding: 14px 36px;
    font-size: 16px;
  }
}
.cta-btn.primary {
  background: linear-gradient(135deg, var(--corporate-blue), var(--primary-blue));
  color: var(--white);
  box-shadow: 0 8px 20px rgba(30, 64, 175, 0.3);
}
.cta-btn.primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(30, 64, 175, 0.4);
  gap: 14px;
}
.cta-btn.secondary {
  background: transparent;
  color: var(--corporate-blue);
  border-color: var(--corporate-blue);
}
.cta-btn.secondary:hover {
  background: var(--corporate-blue);
  color: var(--white);
  transform: translateY(-3px);
}
.cta-guarantee {
  display: flex;
  flex-direction: column;
  gap: 8px;
  justify-content: center;
  padding-top: 20px;
  border-top: 1px dashed var(--medium-gray);
}
@media (min-width: 576px) {
  .cta-guarantee {
    flex-direction: row;
    gap: 16px;
  }
}
.guarantee-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--dark-gray);
  font-size: 12px;
  transition: var(--transition);
}
@media (min-width: 768px) {
  .guarantee-item {
    font-size: 14px;
  }
}
.guarantee-item:hover {
  color: var(--corporate-blue);
  transform: translateY(-2px);
}
.guarantee-item i {
  font-size: 16px;
  color: var(--corporate-blue);
}
@media (min-width: 768px) {
  .guarantee-item i {
    font-size: 18px;
  }
}

/* ----- FOOTER (mobile-first) ----- */
.footer {
  background: var(--text-dark);
  padding: 40px 0 20px;
  color: rgba(255, 255, 255, 0.8);
}
@media (min-width: 768px) {
  .footer {
    padding: 60px 0 30px;
  }
}
.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-bottom: 28px;
}
@media (min-width: 576px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}
@media (min-width: 992px) {
  .footer-content {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
  }
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.footer-logo .logo-icon img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}
@media (min-width: 768px) {
  .footer-logo .logo-icon img {
    width: 44px;
    height: 44px;
  }
}
.footer-logo .logo-text h3 {
  font-size: 16px;
  color: var(--white);
  font-weight: 700;
}
.footer-logo .logo-text p {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.7);
}
.footer-description {
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.7);
}
.social-links {
  display: flex;
  gap: 10px;
}
.social-links a {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: var(--transition);
}
.social-links a:hover {
  background: var(--corporate-blue);
  transform: translateY(-3px);
}
.footer-section h4 {
  color: var(--white);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
}
.footer-links li {
  margin-bottom: 6px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--white);
  padding-left: 4px;
}
.contact-info .contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}
.contact-info .contact-item i {
  color: var(--corporate-blue);
  font-size: 16px;
  margin-top: 2px;
  width: 18px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}
@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }
}
.footer-bottom-links {
  display: flex;
  gap: 16px;
  justify-content: center;
}
.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition);
}
.footer-bottom-links a:hover {
  color: var(--white);
}

/* ----- MODAL (mobile-first) ----- */
.project-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: 16px;
  backdrop-filter: blur(8px);
}
.project-modal.active {
  display: flex;
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.modal-content {
  background: var(--white);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: modalSlide 0.3s ease;
}
@keyframes modalSlide {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}
.modal-close {
  position: sticky;
  top: 12px;
  right: 12px;
  float: right;
  width: 36px;
  height: 36px;
  background: var(--white);
  border: 2px solid var(--medium-gray);
  border-radius: 50%;
  color: var(--text-dark);
  cursor: pointer;
  transition: var(--transition);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 12px 12px 0 0;
}
@media (min-width: 768px) {
  .modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    margin: 0;
  }
}
.modal-close:hover {
  background: var(--corporate-blue);
  border-color: var(--corporate-blue);
  color: var(--white);
  transform: rotate(90deg);
}
.modal-body {
  padding: 16px;
}
@media (min-width: 768px) {
  .modal-body {
    padding: 32px 40px;
  }
}