/* ===== RESET & BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #0057B8;
  --primary-dark: #003D82;
  --primary-light: #E8F0FE;
  --accent: #FF6B00;
  --accent-light: #FFF3E8;
  --dark: #1A1A2E;
  --gray-900: #2D2D3F;
  --gray-700: #4A4A5A;
  --gray-500: #7A7A8A;
  --gray-300: #B8B8C8;
  --gray-100: #F0F0F5;
  --white: #FFFFFF;
  --success: #10B981;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--gray-700);
  line-height: 1.6;
  background: var(--white);
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.revealed { opacity: 1; transform: translateY(0); }

/* ===== HEADER / NAV ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: var(--transition);
}

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

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--gray-700);
  transition: var(--transition);
  position: relative;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  background: var(--primary) !important;
  color: var(--white) !important;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: var(--transition);
}

.nav-cta:hover {
  background: var(--primary-dark) !important;
  transform: translateY(-1px);
}

.nav-cta::after { display: none !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  z-index: 1001;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--dark);
  transition: var(--transition);
  border-radius: 2px;
}

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

/* ===== MOBILE MENU (slide-in) ===== */
.mobile-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 1100;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-overlay.active {
  display: block;
  opacity: 1;
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  max-width: 85vw;
  height: 100vh;
  background: var(--white);
  z-index: 1200;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -4px 0 24px rgba(0,0,0,0.15);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--gray-100);
}

.mobile-close {
  width: 40px;
  height: 40px;
  border: none;
  background: var(--gray-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--gray-700);
  transition: var(--transition);
}

.mobile-close:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.mobile-menu-links {
  flex: 1;
  padding: 16px 0;
}

.mobile-menu-links a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 24px;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.mobile-menu-links a:hover,
.mobile-menu-links a.active {
  color: var(--primary);
  background: var(--primary-light);
  border-left-color: var(--primary);
}

.mobile-menu-links a i {
  width: 20px;
  text-align: center;
  color: var(--gray-500);
}

.mobile-menu-links a:hover i {
  color: var(--primary);
}

.mobile-menu-cta {
  padding: 20px 24px;
  border-top: 1px solid var(--gray-100);
}

/* ===== HERO ===== */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--white) 50%, var(--accent-light) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,87,184,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--gray-300);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: 20px;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero h1 span {
  color: var(--primary);
}

.hero p {
  font-size: 1.15rem;
  color: var(--gray-500);
  margin-bottom: 32px;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,87,184,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-lg);
  max-width: 400px;
  width: 100%;
}

.hero-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-700);
}

.hero-feature-item i {
  font-size: 1.1rem;
}

/* ===== SERVICES ===== */
.services {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-header h2 {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--primary);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

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

.service-icon {
  width: 56px;
  height: 56px;
  background: var(--primary-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: var(--primary);
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ===== COMPONENTS ===== */
.components {
  padding: 100px 0;
  background: var(--gray-100);
}

.components-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.component-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.component-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.comp-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: white;
}

.component-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.component-card p {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.7;
  flex: 1;
}

.comp-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  transition: var(--transition);
}

.comp-link:hover {
  gap: 10px;
  color: var(--primary-dark);
}

/* ===== ABOUT ===== */
.about {
  padding: 100px 0;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-features {
  display: grid;
  gap: 20px;
  margin-top: 32px;
}

.about-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.about-feature-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
}

.about-feature h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.about-feature p {
  font-size: 0.9rem;
  color: var(--gray-500);
}

.about-image {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius);
  padding: 48px;
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 360px;
}

.about-image h3 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.about-image p {
  font-size: 1.05rem;
  opacity: 0.85;
  line-height: 1.7;
}

/* ===== BRANDS ===== */
.brands {
  padding: 80px 0;
  background: var(--gray-100);
}

.brands-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
  align-items: center;
  opacity: 0.5;
}

.brand-item {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-500);
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ===== COVERAGE ===== */
.coverage {
  padding: 100px 0;
  background: var(--dark);
  color: var(--white);
}

.coverage .section-tag {
  background: rgba(255,255,255,0.1);
  color: var(--accent);
}

.coverage .section-header h2 {
  color: var(--white);
}

.coverage .section-header p {
  color: var(--gray-300);
}

.coverage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.coverage-item {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  padding: 24px;
  text-align: center;
  transition: var(--transition);
}

.coverage-item:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}

.coverage-item .icon {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.coverage-item h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.coverage-item p {
  font-size: 0.85rem;
  color: var(--gray-300);
}

/* ===== NEWSLETTER ===== */
.newsletter {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
}

.newsletter-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.newsletter-text h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: white;
}

.newsletter-text h2 i {
  margin-right: 10px;
  opacity: 0.8;
}

.newsletter-text p {
  font-size: 1.05rem;
  opacity: 0.85;
  margin-bottom: 20px;
  line-height: 1.7;
}

.newsletter-benefits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.benefit {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  opacity: 0.9;
}

.benefit i {
  color: #6EE7B7;
  font-size: 0.85rem;
}

.newsletter-form {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid rgba(255,255,255,0.15);
}

.newsletter-inputs {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.newsletter-inputs input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.1);
  color: white;
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
}

.newsletter-inputs input::placeholder {
  color: rgba(255,255,255,0.5);
}

.newsletter-inputs input:focus {
  outline: none;
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.15);
}

.newsletter-btn {
  width: 100%;
  justify-content: center;
  background: white !important;
  color: var(--primary) !important;
  font-weight: 700 !important;
  padding: 14px 28px;
}

.newsletter-btn:hover {
  background: var(--gray-100) !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

.newsletter-privacy {
  font-size: 0.8rem;
  opacity: 0.6;
  margin-top: 12px;
  text-align: center;
}

/* ===== CONTACT ===== */
.contact {
  padding: 100px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: var(--primary-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.2rem;
}

.contact-item h4 {
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.contact-item p {
  color: var(--gray-500);
  font-size: 0.95rem;
}

.contact-form {
  background: var(--gray-100);
  border-radius: var(--radius);
  padding: 36px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--dark);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-family: inherit;
  transition: var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,87,184,0.1);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit {
  width: 100%;
  padding: 14px;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-submit:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark);
  color: var(--gray-300);
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--gray-300);
}

.footer h4 {
  color: var(--white);
  font-weight: 700;
  margin-bottom: 16px;
  font-size: 1rem;
}

.footer ul li {
  margin-bottom: 10px;
}

.footer ul li a,
.footer ul li {
  color: var(--gray-300);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer ul li a:hover {
  color: var(--white);
}

.footer ul li i {
  margin-right: 6px;
  width: 16px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-300);
  transition: var(--transition);
}

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

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  z-index: 9999;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-lg);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

.toast-success {
  background: var(--success);
  color: white;
}

.toast-error {
  background: #EF4444;
  color: white;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero h1 { font-size: 2.6rem; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .components-grid { grid-template-columns: repeat(2, 1fr); }
  .coverage-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .newsletter-inner { grid-template-columns: 1fr; gap: 32px; }
}

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

  .hero { padding: 120px 0 60px; }
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .hero h1 { font-size: 2.2rem; }
  .hero p { margin: 0 auto 32px; }
  .hero-buttons { justify-content: center; }

  .about-content { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .components-grid { grid-template-columns: 1fr; }
  .coverage-grid { grid-template-columns: repeat(2, 1fr); }
  .newsletter-inner { grid-template-columns: 1fr; }
  .newsletter-benefits { grid-template-columns: 1fr; }

  .section-header h2 { font-size: 1.8rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  .form-row { grid-template-columns: 1fr; }

  .services, .components, .about, .contact { padding: 60px 0; }
  .coverage { padding: 60px 0; }
  .newsletter { padding: 60px 0; }
  .brands { padding: 40px 0; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }
  .hero-features { grid-template-columns: 1fr; }
  .coverage-grid { grid-template-columns: 1fr; }
  .brands-grid { gap: 24px; }
  .about-image { padding: 32px; min-height: auto; }
  .about-image h3 { font-size: 1.5rem; }
  .newsletter-form { padding: 24px; }
  .contact-form { padding: 24px; }
}