/* ==================================
   CSS Variables (Theme svcnet.ru)
===================================== */
:root {
  /* Colors */
  --c-primary: #0071E3; /* Apple Blue Accent */
  --c-primary-hover: #005BB5;
  --c-text-main: #1D2939;
  --c-text-muted: #475467;
  --c-bg-body: #FFFFFF;
  --c-bg-gray: #F2F4F7;
  --c-border: #E4E7EC;
  --c-white: #FFFFFF;

  /* Typography */
  --font-main: 'Montserrat', sans-serif;
  
  /* Radiuses */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  /* Shadows */
  --shadow-sm: 0 4px 12px rgba(29, 41, 57, 0.04);
  --shadow-md: 0 12px 32px rgba(29, 41, 57, 0.08);
  --shadow-hover: 0 20px 48px rgba(0, 113, 227, 0.15);
  
  /* Transitions */
  --trans: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  color: var(--c-text-main);
  font-weight: 700;
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 100px 0;
}
@media (max-width: 768px) {
  .section-padding { padding: 60px 0; }
}

.bg-gray {
  background-color: var(--c-bg-gray);
}

/* ==================================
   Typography Utilities
===================================== */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.section-desc {
  font-size: 1.125rem;
  color: var(--c-text-muted);
  max-width: 600px;
  margin: 0 auto;
}
@media (max-width: 768px) {
  .section-title { font-size: 2rem; }
}

/* ==================================
   Buttons
===================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: none;
  transition: var(--trans);
}
.btn--small {
    padding: 10px 20px;
    font-size: 0.95rem;
}
.btn--primary {
  background-color: var(--c-primary);
  color: var(--c-white);
  box-shadow: 0 4px 15px rgba(0, 113, 227, 0.3);
}
.btn--primary:hover {
  background-color: var(--c-primary-hover);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.btn--secondary {
  background-color: var(--c-white);
  color: var(--c-text-main);
  border: 1px solid var(--c-border);
}
.btn--secondary:hover {
  border-color: var(--c-text-main);
  background-color: var(--c-bg-gray);
  transform: translateY(-2px);
}
.btn--full {
  width: 100%;
}

/* ==================================
   Cards & Layouts
===================================== */
.grid {
  display: grid;
  gap: 24px;
}
.card {
  background-color: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: var(--trans);
  border: 1px solid transparent;
}
.card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 113, 227, 0.1);
  transform: translateY(-4px);
}

/* ==================================
   Header
===================================== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 80px;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: var(--trans);
  border-bottom: 1px solid transparent;
}
.header.scrolled {
  border-bottom: 1px solid var(--c-border);
  box-shadow: 0 2px 10px rgba(0,0,0,0.02);
}
.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo__img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 8px; /* Небольшое скругление на случай если картинка квадратная */
}
.logo__text {
  font-weight: 800;
  font-size: 1.5rem;
  color: #000000;
  letter-spacing: -0.5px;
}
.nav__list {
  display: flex;
  gap: 32px;
}
.nav__link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--c-text-main);
}
.nav__link:hover {
  color: var(--c-primary);
}
.header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.burger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.burger span {
  width: 24px;
  height: 2px;
  background-color: var(--c-text-main);
  transition: var(--trans);
}

@media (max-width: 992px) {
  .nav {
    position: fixed;
    top: 80px;
    left: 100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--c-white);
    padding: 40px 24px;
    flex-direction: column;
    transition: var(--trans);
    visibility: hidden;
  }
  .nav.open {
    left: 0;
    visibility: visible;
  }
  .nav__list {
    flex-direction: column;
    gap: 24px;
    font-size: 1.25rem;
  }
  .burger {
    display: flex;
  }
  .burger.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
  .burger.active span:nth-child(2) { opacity: 0; }
  .burger.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }
  .header__actions .btn { display: none; }
}

/* ==================================
   Hero Section
===================================== */
.hero {
  padding: 160px 0 100px;
  overflow: hidden;
}
.hero__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}
.hero__content {
  flex: 1;
  max-width: 600px;
}
.badge {
  display: inline-block;
  padding: 6px 14px;
  background-color: rgba(0, 113, 227, 0.1);
  color: var(--c-primary);
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero__title {
  font-size: 3.5rem;
  margin-bottom: 24px;
  letter-spacing: -1px;
}
.hero__title span {
  color: var(--c-primary);
}
.hero__subtitle {
  font-size: 1.25rem;
  margin-bottom: 32px;
  color: var(--c-text-muted);
}
.hero__features {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.hero__features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  color: var(--c-text-main);
}
.icon-check {
  width: 20px;
  height: 20px;
  color: var(--c-primary);
}
.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero__visual {
  flex: 1;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
/* Abstract Illustration (CSS Based) */
.hero__illustration {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: 500px;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  z-index: -1;
  animation: float 8s ease-in-out infinite;
}
.shape-1 {
  width: 300px; height: 300px;
  background: rgba(0, 113, 227, 0.2);
  top: 10%; right: 10%;
}
.shape-2 {
  width: 250px; height: 250px;
  background: rgba(147, 197, 253, 0.4);
  bottom: 0; left: 10%;
  animation-delay: -4s;
}
@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}
.equipment-img {
  width: 100%;
  max-width: 600px; /* Увеличили размер картинки для лучшей детализации */
  height: auto;
  position: relative;
  z-index: 10;
  mix-blend-mode: multiply; /* Убирает белый фон */
  animation: float 6s ease-in-out infinite;
  transform-origin: center;
}

@media (max-width: 992px) {
  .hero { padding: 112px 0 72px; }
  .hero__container { flex-direction: column; padding-top: 0; gap: 24px; }
  .hero__visual { display: none; }
  .hero__title { font-size: 2.5rem; }
}

/* ==================================
   Services Section
===================================== */
.services__grid {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.service-card {
  background: var(--c-white);
}
.service-card .card__icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}
.service-card .card__title {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

/* ==================================
   Benefits Section
===================================== */
.benefits__layout {
  display: flex;
  align-items: center;
  gap: 60px;
}
.benefits__content {
  flex: 1;
}
.benefits__list {
  margin-top: 32px;
  display: flex; flex-direction: column; gap: 20px;
}
.benefits__list li {
  padding-left: 32px;
  position: relative;
}
.benefits__list li::before {
  content: '✓';
  position: absolute;
  left: 0; top: 0;
  color: var(--c-primary);
  font-weight: bold;
  font-size: 1.2rem;
}
.benefits__image {
  flex: 1;
  display: flex; justify-content: center;
}
.glass-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.stat-card {
  background: var(--c-bg-gray);
  padding: 40px;
  border-radius: var(--radius-lg);
  text-align: center;
}
.stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--c-primary);
  margin-top: 10px;
}
@media (max-width: 992px) {
  .benefits__layout { flex-direction: column; }
}

@media (max-width: 768px) {
  .glass-container { gap: 12px; }
  .stat-card { padding: 20px 14px; border-radius: 14px; }
  .stat-card h4 { font-size: 1.05rem; line-height: 1.2; margin-bottom: 6px; }
  .stat-value { font-size: 2rem; line-height: 1.1; margin-top: 6px; }
}

/* ==================================
   Process Section
===================================== */
.process__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}
.step-card {
  background: var(--c-white);
  padding: 32px;
  border-radius: var(--radius-lg);
  position: relative;
  border: 1px solid var(--c-border);
}
.step-number {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(0, 113, 227, 0.1);
  position: absolute;
  top: 16px; right: 24px;
}
.step-title {
  margin-top: 24px;
  margin-bottom: 12px;
  font-size: 1.25rem;
}

/* ==================================
   Why Us
===================================== */
.why-us__grid {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.feature-card {
  background: var(--c-bg-gray);
}
.feature-card .card__title { margin-bottom: 16px; font-size: 1.125rem; }

/* ==================================
   Tariffs
===================================== */
.tariffs__grid {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  align-items: start;
}
.tariff-card {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--c-border);
  position: relative;
}
.featured-tariff {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-md);
  transform: scale(1.02);
}
.featured-badge {
  position: absolute;
  top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--c-primary);
  color: white;
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: bold;
}
.tariff-title {
  font-size: 1.5rem; margin-bottom: 16px;
}
.tariff-desc {
  color: var(--c-text-muted);
  margin-bottom: 32px;
  min-height: 70px;
}
.tariff-features {
  margin-bottom: 32px;
  display: flex; flex-direction: column; gap: 12px;
}
.tariff-features li {
  padding-left: 24px; position: relative; font-size: 0.95rem;
}
.tariff-features li::before {
  content: '→';
  color: var(--c-primary);
  position: absolute; left: 0; font-weight: bold;
}
@media (max-width: 992px) {
  .featured-tariff { transform: scale(1); }
}

/* ==================================
   About
===================================== */
.about__container {
  text-align: center;
  max-width: 800px;
}
.about__text p {
  font-size: 1.125rem; margin-bottom: 24px;
}

/* ==================================
   Contact Form
===================================== */
.contact__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.contact-item {
  display: flex; align-items: flex-start; gap: 16px;
  margin-bottom: 24px;
}
.contact-item i {
  font-size: 1.5rem; font-style: normal;
}
.contact-item span {
  display: block; font-size: 0.875rem; color: var(--c-text-muted); margin-bottom: 4px;
}
.contact-item a {
  font-weight: 600; font-size: 1.125rem; color: var(--c-text-main);
}
.contact__form-wrapper {
  background: var(--c-white);
  padding: 40px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}
.form-group {
  margin-bottom: 24px;
}
.form-group label {
  display: block; margin-bottom: 8px; font-weight: 500; font-size: 0.95rem; color: var(--c-text-main);
}
.form-group input, .form-group textarea {
  width: 100%;
  padding: 16px;
  background: var(--c-bg-gray);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--trans);
  outline: none;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--c-primary);
  background: var(--c-white);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.1);
}
.form-policy {
  font-size: 0.8rem; color: var(--c-text-muted); text-align: center; margin-top: 16px;
}
.form-message {
  margin-top: 16px;
  padding: 12px;
  border-radius: var(--radius-sm);
  display: none;
  text-align: center;
  font-weight: 500;
}
.form-message.success { display: block; background: #D1FAE5; color: #065F46; }
.form-message.error { display: block; background: #FEE2E2; color: #991B1B; }

@media (max-width: 992px) {
  .contact__container { grid-template-columns: 1fr; }
}

/* ==================================
   Footer
===================================== */
.footer {
  background: var(--c-text-main);
  color: var(--c-white);
  padding: 44px 0 18px;
}
.footer__container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 18px;
}
.footer__brand .logo__text { color: var(--c-white); }
.footer__brand .logo__img { filter: invert(1); }
.footer__brand p { color: #9CA3AF; margin-top: 12px; }
.footer__links { color: #9CA3AF; line-height: 1.8; }
.footer__bottom {
  text-align: center;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: #9CA3AF;
  font-size: 0.9rem;
}

/* ==================================
   Animations (Scroll Reveal)
===================================== */
.section-fade {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.section-fade.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }


@media (max-width: 768px) {
  .footer { padding: 28px 0 12px; }
  .footer__container { gap: 12px; margin-bottom: 10px; }
  .footer__brand p, .footer__links, .footer__bottom { font-size: 0.86rem; line-height: 1.5; }
  .footer__bottom { padding-top: 10px; }
}