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

:root {
  --color-primary: #31a1d1;
  --color-primary-dark: #2788b3;
  --color-primary-light: #e8f4fa;
  --color-accent: #1a7ba8;
  --color-bg: #faf8f5;
  --color-bg-warm: #f5f0ea;
  --color-white: #ffffff;
  --color-text: #2d2d2d;
  --color-text-light: #6b6b6b;
  --color-text-muted: #999999;
  --color-border: #e8e4df;
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Poppins', -apple-system, 'Segoe UI', Roboto, sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 60px rgba(0,0,0,0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul { list-style: none; }

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

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(49, 161, 209, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}

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

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

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

.btn-lg {
  padding: 16px 36px;
  font-size: 1rem;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.85rem;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  box-shadow: var(--shadow-sm);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 1001;
}

.logo-img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--color-white);
  transition: var(--transition);
}

.navbar.scrolled .logo-text {
  color: var(--color-text);
}

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  position: relative;
  padding: 4px 0;
}

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

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

.navbar.scrolled .nav-links a {
  color: var(--color-text);
}

.nav-cta {
  padding: 10px 24px;
  font-size: 0.85rem;
}

.nav-cta-mobile {
  display: none;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

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

.navbar.scrolled .hamburger span {
  background: var(--color-text);
}

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

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

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  from { transform: scale(1.05); }
  to { transform: scale(1.12); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0,0,0,0.55) 0%,
    rgba(0,0,0,0.3) 50%,
    rgba(0,0,0,0.15) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 120px;
  padding-bottom: 80px;
}

.hero-text {
  max-width: 650px;
}

.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 24px;
  border: 1px solid rgba(255,255,255,0.2);
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 520px;
}

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

.hero .btn-outline {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}

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

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.hero-scroll-indicator span {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.6);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.6), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.7); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ===== Trust Banner ===== */
.trust-banner {
  background: var(--color-white);
  padding: 28px 0;
  border-bottom: 1px solid var(--color-border);
}

.trust-items {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-light);
  font-size: 0.9rem;
  font-weight: 500;
}

.trust-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ===== Section Headers ===== */
.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-header h2,
.about-content h2,
.mission-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ===== Products ===== */
.products {
  padding: 100px 0;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.product-card {
  display: block;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.product-card-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  background: var(--color-bg-warm);
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.product-card:hover .product-card-img img {
  transform: scale(1.08);
}

.product-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover .product-card-overlay {
  opacity: 1;
}

.product-card-body {
  padding: 20px;
}

.product-card-body h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.3;
}

.product-card-body p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* ===== Feature Banner ===== */
.feature-banner {
  position: relative;
  padding: 240px 0;
  overflow: hidden;
}

.feature-banner-bg {
  position: absolute;
  inset: 0;
}

.feature-banner-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% center;
}

.feature-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0,0,0,0.55) 0%,
    rgba(0,0,0,0.3) 50%,
    rgba(0,0,0,0.15) 100%
  );
}

.feature-banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 750px;
  margin: 0 auto;
}

.feature-banner-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 16px;
  line-height: 1.3;
}

.feature-banner-content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
  line-height: 1.7;
}

/* ===== About ===== */
.about {
  padding: 100px 0;
  background: var(--color-white);
}

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

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: var(--transition-slow);
}

.about-image:hover img {
  transform: scale(1.03);
}

.about-content .section-label {
  display: block;
  margin-bottom: 8px;
}

.about-content h2 {
  margin-bottom: 20px;
}

.about-lead {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.7;
}

.about-content p {
  color: var(--color-text-light);
  margin-bottom: 12px;
  line-height: 1.7;
}

.about-stats {
  display: flex;
  gap: 32px;
  margin: 32px 0;
  padding: 24px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
}

.stat-icon {
  font-size: 2rem;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-light);
  font-weight: 500;
}

/* ===== Advantages ===== */
.advantages {
  padding: 100px 0;
  background: var(--color-bg-warm);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.advantage-card {
  background: var(--color-white);
  padding: 36px 28px;
  border-radius: var(--radius-md);
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

.advantage-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.advantage-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: var(--transition);
}

.advantage-card:hover .advantage-icon {
  background: var(--color-primary);
}

.advantage-icon svg {
  color: var(--color-primary);
  transition: var(--transition);
}

.advantage-card:hover .advantage-icon svg {
  color: var(--color-white);
}

.advantage-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.advantage-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ===== Mission ===== */
.mission {
  padding: 100px 0;
}

.mission-card {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  align-items: center;
}

.mission-content {
  padding: 48px;
}

.mission-content .section-label {
  display: block;
  margin-bottom: 8px;
}

.mission-content h2 {
  margin-bottom: 20px;
}

.mission-content p {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 28px;
}

.mission-image {
  height: 100%;
}

.mission-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.cta-card {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-card h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.cta-card > p {
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  margin-bottom: 32px;
}

.newsletter-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto 32px;
}

.newsletter-form input {
  flex: 1;
  padding: 14px 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.newsletter-form input::placeholder {
  color: rgba(255,255,255,0.6);
}

.newsletter-form input:focus {
  border-color: var(--color-white);
  background: rgba(255,255,255,0.25);
}

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

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

.cta-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.cta-social > span {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

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

.social-links a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-3px);
}

/* ===== Footer ===== */
.footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.footer-logo span {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-white);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-links h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}

.footer-links a:hover {
  color: var(--color-white);
  padding-left: 4px;
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.8rem;
}

.footer-currency {
  font-size: 0.8rem;
}

/* ===== Animations ===== */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate="fade-right"] {
  transform: translateX(-30px);
}

[data-animate="fade-left"] {
  transform: translateX(30px);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .mission-card {
    grid-template-columns: 1fr;
  }

  .mission-image {
    height: 300px;
    order: -1;
  }

  .mission-content {
    padding: 32px;
  }

  .about-grid {
    gap: 40px;
  }

  .feature-banner {
    padding: 160px 0;
  }
}

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

  .hamburger {
    display: flex;
  }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    align-items: center;
    justify-content: center;
    gap: 24px;
    z-index: 1000;
  }

  .nav-links.active a {
    color: var(--color-text);
    font-size: 1.2rem;
  }

  .nav-links.active .nav-cta-mobile {
    display: block;
    margin-top: 12px;
  }

  .hamburger.active span {
    background: var(--color-text);
  }

  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero-content {
    padding-top: 100px;
    padding-bottom: 60px;
  }

  .hero-bg-img {
    object-position: 85% center;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-scroll-indicator {
    display: none;
  }

  .trust-items {
    gap: 16px;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .trust-item {
    flex-direction: column;
    text-align: center;
    gap: 6px;
  }

  .trust-item span {
    font-size: 0.75rem;
  }

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

  .about-image img {
    height: 280px;
  }

  .about-stats {
    gap: 20px;
    flex-wrap: wrap;
  }

  .about-stats .stat {
    min-width: 120px;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .newsletter-form .btn-primary {
    align-self: center;
    width: auto;
    min-width: 160px;
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-links a {
    padding: 6px 0;
    font-size: 0.9rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .feature-banner {
    padding: 80px 0;
  }

  .products,
  .about,
  .advantages,
  .mission,
  .cta-section {
    padding: 72px 0;
  }

  .social-links a {
    width: 44px;
    height: 44px;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    justify-content: center;
  }

  .trust-items {
    gap: 12px;
  }

  .trust-item svg {
    width: 22px;
    height: 22px;
  }

  .trust-item span {
    font-size: 0.7rem;
  }

  .cta-social {
    flex-direction: column;
    gap: 12px;
  }
}