/* =========================================
   EuroHome.md — Main Stylesheet
   ========================================= */

/* Google Fonts are loaded via <head> partial */

/* =========================================
   CSS Variables
   ========================================= */
:root {
  /* Colors — brand palette matching eurohome.md */
  --c-primary:       #0055CC;
  --c-primary-dark:  #003FA3;
  --c-primary-light: #E6EEFF;
  --c-accent:        #FFCC00;
  --c-accent-dark:   #E6B800;
  --c-dark:          #0D1B3E;
  --c-text:          #1A1A2E;
  --c-text-muted:    #5A6070;
  --c-bg:            #FFFFFF;
  --c-bg-alt:        #F3F5FA;
  --c-border:        #DDE2EF;
  --c-success:       #3aaf70;

  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-body:    'Open Sans', sans-serif;

  /* Layout */
  --section-py:    80px;
  --container-max: 1200px;
  --container-px:  20px;

  /* Shadows */
  --shadow-sm:    0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md:    0 4px 20px rgba(0, 85, 204, 0.12);
  --shadow-lg:    0 8px 40px rgba(0, 85, 204, 0.18);
  --shadow-hover: 0 12px 40px rgba(0, 85, 204, 0.22);

  /* Border radius */
  --radius:      12px;
  --radius-sm:   8px;
  --radius-lg:   20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition:      all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;

  /* Header heights */
  --topbar-h:    42px;
  --navbar-h:    70px;
  --header-h:    112px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--c-text);
  background-color: var(--c-bg);
  overflow-x: hidden;
}

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

a {
  color: var(--c-primary);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover { color: var(--c-primary-dark); }

ul, ol { list-style: none; }

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

/* =========================================
   Utilities
   ========================================= */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

.section { padding: var(--section-py) 0; }
.section-alt { background-color: var(--c-bg-alt); }

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--c-dark);
  text-align: center;
  margin-bottom: 12px;
  line-height: 1.2;
}

.section-title::after {
  content: '';
  display: block;
  width: 56px;
  height: 4px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  border-radius: var(--radius-full);
  margin: 14px auto 0;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--c-text-muted);
  text-align: center;
  margin-bottom: 52px;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}

/* =========================================
   Fade-in Animations
   ========================================= */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-delay-1 { transition-delay: 0.08s; }
.fade-in-delay-2 { transition-delay: 0.16s; }
.fade-in-delay-3 { transition-delay: 0.24s; }
.fade-in-delay-4 { transition-delay: 0.32s; }
.fade-in-delay-5 { transition-delay: 0.40s; }
.fade-in-delay-6 { transition-delay: 0.48s; }

/* =========================================
   Topbar
   ========================================= */
.topbar {
  background: #002277;
  color: rgba(255, 255, 255, 0.82);
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  font-size: 0.85rem;
  position: relative;
  z-index: 1001;
}

.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.topbar a {
  color: rgba(255, 255, 255, 0.82);
  display: flex;
  align-items: center;
  gap: 6px;
}

.topbar a:hover { color: var(--c-accent); }

.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
}

.lang-btn {
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.5px;
  transition: var(--transition-fast);
}

.lang-btn:hover,
.lang-btn.active {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

/* =========================================
   Site Header / Navigation
   ========================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--c-bg);
  box-shadow: var(--shadow-sm);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--navbar-h);
  gap: 16px;
}

.nav-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  flex-shrink: 0;
  gap: 1px;
}

.logo-name {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--c-primary);
  line-height: 1;
  letter-spacing: -0.5px;
}

.logo-tagline {
  font-size: 0.68rem;
  color: var(--c-text-muted);
  font-weight: 500;
  letter-spacing: 0.2px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
}

.nav-menu li a {
  display: block;
  padding: 7px 12px;
  font-family: var(--font-heading);
  font-size: 0.855rem;
  font-weight: 600;
  color: var(--c-text);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  letter-spacing: 0.1px;
}

.nav-menu li a:hover,
.nav-menu li a.active {
  color: var(--c-primary);
  background: var(--c-primary-light);
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--c-primary);
  color: white !important;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  transition: var(--transition);
  box-shadow: 0 3px 14px rgba(0, 102, 204, 0.32);
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-phone:hover {
  background: var(--c-primary-dark);
  color: white !important;
  transform: translateY(-1px);
  box-shadow: 0 5px 20px rgba(0, 102, 204, 0.42);
}

/* Burger button */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 38px;
  height: 38px;
  justify-content: center;
  align-items: center;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.nav-burger:hover { background: var(--c-primary-light); }

.burger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-dark);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-burger.open .burger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-burger.open .burger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-burger.open .burger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile navigation overlay */
.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.97);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  backdrop-filter: blur(10px);
}

.nav-mobile.open {
  display: flex;
}

.nav-mobile-link {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.88);
  padding: 8px 32px;
  transition: var(--transition);
}

.nav-mobile-link:hover { color: var(--c-accent); }

.nav-mobile-phone {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  padding: 14px 32px;
  background: var(--c-accent);
  color: white;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  transition: var(--transition);
}

.nav-mobile-phone:hover {
  background: var(--c-accent-dark);
  color: white;
}

.nav-mobile-lang {
  display: flex;
  gap: 8px;
  margin-top: 24px;
}

.nav-mobile-lang .lang-btn {
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 0.85rem;
  padding: 6px 16px;
}

.nav-mobile-close {
  position: absolute;
  top: 20px;
  right: 20px;
  color: rgba(255, 255, 255, 0.6);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition-fast);
  cursor: pointer;
}

.nav-mobile-close:hover {
  background: rgba(255, 255, 255, 0.12);
  color: white;
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #001033 0%, #003399 45%, #004ec0 80%, #0055CC 100%);
}

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

.hero-circle {
  position: absolute;
  border-radius: 50%;
  background: white;
  opacity: 0.06;
}

.hero-circle-1 { width: 620px; height: 620px; top: -200px;  right: -140px; }
.hero-circle-2 { width: 420px; height: 420px; bottom: -120px; left: -100px; }
.hero-circle-3 { width: 220px; height: 220px; top: 28%; right: 28%; }

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 64px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  padding: 8px 18px;
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 28px;
  backdrop-filter: blur(6px);
  letter-spacing: 0.3px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4.2vw, 3.4rem);
  font-weight: 800;
  color: white;
  line-height: 1.18;
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}

.hero-title span { color: var(--c-accent); }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-bottom: 0;
}

.btn-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: var(--c-accent);
  color: var(--c-dark);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  box-shadow: 0 6px 24px rgba(255, 204, 0, 0.45);
  transition: var(--transition);
}

.btn-hero:hover {
  background: var(--c-accent-dark);
  color: var(--c-dark);
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(255, 204, 0, 0.55);
}

.hero-phone-hint {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.55);
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
  margin-top: 60px;
  padding-top: 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-stat { display: flex; flex-direction: column; }

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: white;
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 5px;
  max-width: 110px;
  line-height: 1.3;
}

.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255, 255, 255, 0.4);
  animation: bounce 2.2s ease-in-out infinite;
}

.hero-scroll:hover { color: rgba(255, 255, 255, 0.7); }

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(9px); }
}

/* =========================================
   About Section
   ========================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

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

.about-image-placeholder {
  width: 100%;
  height: 420px;
  background: linear-gradient(135deg, var(--c-primary-light) 0%, #c4d5ef 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
  opacity: 0.4;
}

.about-badge {
  position: absolute;
  bottom: 24px;
  right: 24px;
  background: var(--c-accent);
  color: var(--c-dark);
  padding: 16px 20px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: 0 8px 24px rgba(255, 204, 0, 0.45);
}

.about-badge-number {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
  display: block;
}

.about-badge-label {
  font-size: 0.72rem;
  font-weight: 600;
  opacity: 0.9;
  display: block;
  margin-top: 3px;
  letter-spacing: 0.3px;
}

.about-content .section-title { text-align: left; }
.about-content .section-title::after { margin-left: 0; }

.about-subtitle-text {
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-primary);
  margin-bottom: 18px;
  margin-top: 4px;
}

.about-text {
  color: var(--c-text-muted);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--c-text);
}

.about-feature-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--c-primary-light);
  color: var(--c-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* =========================================
   Services Section
   ========================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  transform: scaleX(0);
  transition: transform 0.35s ease;
}

.service-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: transparent;
  transform: translateY(-5px);
}

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

.service-icon {
  width: 60px;
  height: 60px;
  background: var(--c-primary-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--c-primary);
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--c-primary);
  color: white;
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--c-dark);
  margin-bottom: 8px;
}

.service-desc {
  font-size: 0.88rem;
  color: var(--c-text-muted);
  line-height: 1.6;
}

/* =========================================
   Products Section
   ========================================= */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.product-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: transparent;
  transform: translateY(-5px);
}

.product-image {
  height: 175px;
  position: relative;
  overflow: hidden;
  background: var(--c-bg-alt);
}

.product-image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #E8F0FB 0%, #C8D9F0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
  opacity: 0.45;
}

.product-badge-free {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--c-success);
  color: white;
  font-size: 0.66rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.product-body {
  padding: 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-brand {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--c-primary);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 5px;
}

.product-name {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--c-dark);
  margin-bottom: 12px;
  line-height: 1.3;
}

.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 14px;
}

.product-spec-tag {
  font-size: 0.7rem;
  padding: 3px 8px;
  background: var(--c-bg-alt);
  border-radius: var(--radius-full);
  color: var(--c-text-muted);
  font-weight: 500;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--c-border);
}

.product-price {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--c-dark);
}

.product-price span {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--c-text-muted);
}

.product-btn {
  padding: 8px 14px;
  background: var(--c-primary);
  color: white;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  transition: var(--transition);
  display: inline-block;
}

.product-btn:hover {
  background: var(--c-primary-dark);
  color: white;
  transform: scale(1.05);
}

/* =========================================
   Pricing Section
   ========================================= */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: start;
}

.pricing-card {
  background: var(--c-bg);
  border: 2px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  transition: var(--transition);
}

.pricing-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.pricing-card.featured {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-lg);
  transform: scale(1.02);
}

.pricing-card.featured:hover {
  transform: scale(1.02) translateY(-5px);
}

.pricing-popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 18px;
  border-radius: var(--radius-full);
  letter-spacing: 0.4px;
  white-space: nowrap;
}

.pricing-tier {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-primary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.pricing-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--c-dark);
  margin-bottom: 18px;
}

.pricing-price {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--c-dark);
  line-height: 1;
  margin-bottom: 6px;
}

.pricing-price .unit {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--c-text-muted);
}

.pricing-divider {
  height: 1px;
  background: var(--c-border);
  margin: 22px 0;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 11px;
  margin-bottom: 28px;
}

.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 0.88rem;
  color: var(--c-text);
}

.pricing-feature svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--c-success);
}

.pricing-btn {
  display: block;
  width: 100%;
  text-align: center;
  padding: 13px;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  transition: var(--transition);
}

.pricing-card:not(.featured) .pricing-btn {
  border: 2px solid var(--c-primary);
  color: var(--c-primary);
}

.pricing-card:not(.featured) .pricing-btn:hover {
  background: var(--c-primary);
  color: white;
}

.pricing-card.featured .pricing-btn {
  background: var(--c-primary);
  color: white;
  box-shadow: 0 4px 16px rgba(0, 102, 204, 0.38);
}

.pricing-card.featured .pricing-btn:hover {
  background: var(--c-primary-dark);
  box-shadow: 0 6px 22px rgba(0, 102, 204, 0.48);
}

/* =========================================
   FAQ Section
   ========================================= */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.faq-item.open {
  border-color: var(--c-primary);
  box-shadow: 0 4px 16px rgba(0, 102, 204, 0.1);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--c-dark);
  background: transparent;
  cursor: pointer;
  transition: color 0.2s ease;
}

.faq-question:hover { color: var(--c-primary); }

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--c-text-muted);
  transition: var(--transition);
}

.faq-item.open .faq-icon {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: white;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer.open { max-height: 280px; }

.faq-answer-inner {
  padding: 0 22px 20px;
  font-size: 0.92rem;
  color: var(--c-text-muted);
  line-height: 1.72;
  border-top: 1px solid var(--c-border);
  padding-top: 16px;
}

/* =========================================
   Contact Section
   ========================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 48px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 22px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.contact-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 102, 204, 0.3);
}

.contact-card-icon {
  width: 46px;
  height: 46px;
  background: var(--c-primary-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
  flex-shrink: 0;
}

.contact-card-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--c-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.contact-card-value {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-dark);
}

.contact-card-value a {
  color: var(--c-dark);
}

.contact-card-value a:hover { color: var(--c-primary); }

.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.map-container {
  width: 100%;
  height: 400px;
  border: 0;
  display: block;
}

/* =========================================
   Footer
   ========================================= */
.site-footer {
  background: #001a55;
  color: rgba(255, 255, 255, 0.65);
}

.footer-top {
  padding: 56px 0 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr;
  gap: 48px;
}

.footer-brand .logo-name {
  color: white;
  display: block;
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 0.86rem;
  line-height: 1.7;
  max-width: 280px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 20px;
}

.footer-lang-switch {
  display: flex;
  gap: 8px;
}

.footer-lang-btn {
  padding: 5px 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.5px;
  transition: var(--transition-fast);
  display: inline-block;
}

.footer-lang-btn:hover,
.footer-lang-btn.active {
  border-color: var(--c-primary);
  background: var(--c-primary);
  color: white;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 18px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-links a {
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.55);
  transition: var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--c-accent);
  transform: translateX(4px);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 12px;
  line-height: 1.4;
}

.footer-contact-item svg {
  flex-shrink: 0;
  margin-top: 1px;
  color: var(--c-primary-light);
  opacity: 0.7;
}

.footer-contact-item a {
  color: rgba(255, 255, 255, 0.6);
}

.footer-contact-item a:hover { color: var(--c-accent); }

.footer-bottom {
  padding: 18px 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
}

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

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

/* =========================================
   Responsive — Mobile (≤768px)
   ========================================= */
@media (max-width: 768px) {
  :root {
    --section-py:  52px;
    --topbar-h:    36px;
    --navbar-h:    62px;
    --header-h:    98px;
  }

  /* Header */
  .nav-menu, .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .topbar .topbar-email { display: none; }

  /* Hero */
  .hero-content { padding: 48px 0; }
  .hero-stats { gap: 24px; margin-top: 40px; padding-top: 28px; }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .about-content .section-title,
  .about-content .section-title::after { text-align: center; margin-left: auto; }
  .about-subtitle-text { text-align: center; }
  .about-text { text-align: center; }

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

  /* Pricing */
  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 420px;
    margin: 0 auto;
  }

  .pricing-card.featured {
    transform: none;
    order: -1;
  }

  .pricing-card.featured:hover { transform: translateY(-5px); }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* Footer */
  .footer-top-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* =========================================
   Responsive — Small Mobile (≤480px)
   ========================================= */
@media (max-width: 480px) {
  .services-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }

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

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

  .pricing-grid { max-width: 100%; }
}
