@import url("https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Roboto:wght@300;400;500;700;900&display=swap");
/* =========================
   VARIABLES
========================= */

:root {
  --black: #08090b;
  --dark: #101216;
  --dark-light: #191b1f;

  --white: #f4f4f4;
  --gray: #a5a5a5;

  --orange: #ff4b00;
  --orange-dark: #d83d00;

  --container: 1200px;
}

/* =========================
   RESET
========================= */

* {
  margin: 0;

  padding: 0;

  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--black);

  color: var(--white);

  font-family: "Roboto", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(var(--container), calc(100% - 40px));

  margin: 0 auto;
}

/* =========================
   HEADER
========================= */
.header-inner {
  height: 70px;
}

.logo-img {
  height: 40px;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 15, 15, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 92, 0, 0.3);
}

.header-inner {
  positon: relative;

  height: 70px;

  display: flex;

  align-items: center;

  justify-content: space-between;

  z-index: 10;
}

/* =========================
   LOGO
========================= */
.logo-img {
  margin-top: 30 px;
  position: relative;
  margin-left: -50px;
  height: 70px;
  width: auto;
  z-index: 10;
  padding: 8px 12px;
  animation: logo-glow 3s ease-in-out infinite;
  transition:
    transform 0.3s,
    filter 0.3s;
}
@keyframes logo-glow {
  0%,
  100% {
    filter: drop-shadow(0 0 4px rgba(255, 92, 0, 0.4));
  }
  50% {
    filter: drop-shadow(0 0 14px rgba(255, 92, 0, 0.8));
  }
}
.logo-img:hover {
  transform: scale(1.08);
}

.navigation {
  display: flex;

  align-items: right;

  margin-right: -50px;

  transition:
    transform 0.3s,
    filter 0.3s;

  gap: 35px;
}

.navigation a {
  font-family: "Oswald", sans-serif;

  font-size: 18px;

  font-weight: 600;

  letter-spacing: 0.5px;

  transition: 0.2s;
}

.navigation a:hover {
  color: var(--orange);
  transform: scale(1.05);
  filter: drop-shadow(0 0 12px rgba(255, 92, 0, 0.7));
}

.nav-button {
  background: var(--orange);

  padding: 15px 24px;
}

.nav-button:hover {
  background: var(--orange-dark);

  color: white !important;
}

/* =========================
   HERO
========================= */
.hero {
  margin-top: -90px;

  min-height: 700px;

  position: relative;

  z-index: 1;

  display: flex;

  align-items: center;

  overflow: hidden;

  background:
    linear-gradient(
      90deg,
      rgba(5, 6, 8, 0.98) 0%,
      rgba(5, 6, 8, 0.9) 35%,
      rgba(5, 6, 8, 0.3) 100%
    ),
    radial-gradient(circle at 75% 50%, #454545, #101216 55%, #050607 100%);
}

.hero::after {
  content: "";

  position: absolute;

  right: -100px;
  bottom: -200px;

  width: 700px;
  height: 700px;

  background: radial-gradient(circle, rgba(255, 75, 0, 0.15), transparent 65%);
}

.hero-content {
  position: relative;

  z-index: 2;
}

.hero-left {
  padding: 20px;
  max-width: 550px;
  background-size: cover;
  background-position: center;
  filter: drop-shadow(0 0 12px rgba(255, 92, 0, 0.2));
}

.hero-logo {
  font-family: "Oswald", sans-serif;

  font-size: clamp(55px, 7vw, 105px);

  line-height: 0.85;

  font-weight: 700;

  letter-spacing: -5px;

  margin-bottom: 45px;
}

.hero-logo small {
  display: block;

  font-size: 28px;

  letter-spacing: 15px;

  text-align: center;

  margin-top: 15px;
}

.hero h1 {
  font-family: "Oswald", sans-serif;

  font-size: clamp(40px, 5vw, 70px);

  line-height: 1.05;

  font-weight: 700;

  text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.8);
}

.hero h1 span {
  display: block;

  color: var(--orange);
}

.hero-description {
  max-width: 500px;

  color: #f0f0f0;

  font-size: 19px;

  text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.8);

  line-height: 1.6;

  margin-top: 15px;
}

.hero-buttons {
  display: flex;

  gap: 20px;

  margin-top: 10px;
}

/* =========================
   TTONS
========================= */

.button {
  display: inline-block;

  padding: 17px 30px;

  font-family: "Oswald";

  font-weight: 600;

  letter-spacing: 0.5px;

  transition: 0.2s;
}

.button-orange {
  background: var(--orange);

  color: white;
}

.button-orange:hover {
  background: var(--orange-dark);

  transform: translateY(-2px);
}

.button-outline {
  border: 1px solid white;
  margin-top: 15px;
}

.button-outline:hover {
  background: white;

  color: black;
}

.button-dark {
  background: var(--black);

  color: white;

  margin-top: 15px;
}

/* =========================
   INFO
========================= */

.info-bar {
  background: #181a1d;

  border-top: 1px solid #333;

  border-bottom: 1px solid #333;
}

.info-grid {
  display: grid;

  grid-template-columns: repeat(3, 1fr);
}

.info-item {
  min-height: 130px;

  display: flex;

  align-items: center;

  gap: 20px;

  padding: 25px 35px;

  border-right: 1px solid #444;
}

.info-item:last-child {
  border: none;
}

.info-icon {
  color: var(--orange);

  font-size: 42px;
}

.info-item span {
  display: block;

  color: #999;

  font-family: "Oswald";

  font-size: 13px;

  margin-bottom: 8px;
}

.info-item strong {
  display: block;

  font-family: "Oswald";

  font-size: 23px;
}

.info-item small {
  display: block;

  margin-top: 5px;

  color: #aaa;
}

/* =========================
   ABOUT
========================= */

.section-light {
  background: #eeeeee;

  color: #161616;
}

.about {
  padding: 110px 0;
}

.about-grid {
  display: grid;

  grid-template-columns: 1fr 1fr;

  align-items: center;

  gap: 80px;
}

.section-label {
  color: var(--orange);

  font-family: "Oswald";

  font-weight: 600;

  letter-spacing: 2px;
}

.about h2,
.section-heading h2 {
  font-family: "Oswald";

  font-size: 55px;

  margin-top: 8px;
}

.orange-line {
  width: 65px;
  height: 5px;

  background: var(--orange);

  margin: 20px 0 30px;
}

.about p {
  font-size: 18px;

  line-height: 1.7;

  max-width: 550px;

  margin-bottom: 15px;
}

/* =========================
   SYMBOL
========================= */

.about-symbol {
  height: 400px;

  display: flex;

  align-items: center;

  justify-content: center;

  position: relative;
}

.symbol-left,
.symbol-right {
  width: 150px;
  height: 230px;

  position: absolute;

  transform: rotate(45deg);
}

.symbol-left {
  border-left: 55px solid var(--orange);

  border-bottom: 55px solid var(--orange);

  left: 30%;
}

.symbol-right {
  border-top: 55px solid #555;

  border-right: 55px solid #555;

  right: 30%;
}

/* =========================
   ADVANTAGES
========================= */

.advantages {
  padding: 110px 0;

  background:
    linear-gradient(rgba(8, 9, 11, 0.95), rgba(8, 9, 11, 0.95)),
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 4px,
      rgba(255, 255, 255, 0.02) 4px,
      rgba(255, 255, 255, 0.02) 5px
    );
}

.section-heading {
  margin-bottom: 60px;
}

.section-heading span {
  color: var(--orange);

  font-family: "Oswald";

  letter-spacing: 2px;

  display: block;

  margin-bottom: -20px;
}

.section-heading h2 {
  color: white;
}

.advantages-grid {
  display: grid;

  grid-template-columns: repeat(4, 1fr);

  gap: 35px;
}

.advantage {
  text-align: center;
}

.advantage-icon {
  color: var(--orange);

  font-size: 50px;

  margin-bottom: 25px;
}

.advantage h3 {
  font-family: "Oswald";

  font-size: 20px;

  line-height: 1.3;
}

.advantage p {
  color: #999;
  line-height: 1.6;

  margin-top: 15px;
}

.contact {
  padding: 90px 0;

  background: #15171a;

  border-top: 4px solid var(--orange);
}

.contact-content {
  display: grid;

  grid-template-columns: 1fr 1fr auto;

  align-items: center;

  gap: 50px;
}

.contact h2 {
  font-family: "Oswald";

  font-size: 40px;

  margin-top: 10px;
}

.contact h2 span {
  display: block;

  color: var(--orange);
}

.contact p {
  color: #aaa;

  margin-top: 10px;
}

.contact-details {
  display: flex;

  gap: 50px;
}

.contact-details span {
  display: block;

  color: #777;

  font-family: "Oswald";

  font-size: 13px;

  margin-bottom: 8px;
}

.contact-details strong {
  font-family: "Oswald";

  font-size: 20px;
}

.contact-details p {
  margin-top: 5px;
}

/* =========================
   FOOTER
========================= */

.footer {
  background: #050607;

  padding: 30px 0;

  color: #777;

  font-size: 13px;
}

.footer-inner {
  display: flex;

  justify-content: space-between;

  align-items: center;
}

.footer-logo {
  font-family: "Oswald";

  font-size: 25px;

  font-weight: 700;

  color: white;
}

.footer-logo small {
  display: inline-block;

  margin-left: 10px;

  color: #777;
}


.mobile-menu-button {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 30px;
    height: 24px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.burger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: white;
    transition: transform 0.3s, opacity 0.3s;
}

.mobile-menu-button.active .burger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-button.active .burger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-button.active .burger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 900px) {
    .mobile-menu-button {
        display: flex;
    }
}
/* Настройки меню навигации для мобильных устройств */
@media (max-width: 900px) {
  .navigation { 

      display: flex;
      flex-direction: column;
      position: fixed;
      top: 80px;
      left: 20px;
      right: 20px;
      background: #101216;
      padding: 0 25px;
      max-height: 0;
      overflow: hidden;
      opacity: 0;
      transition: max-height 0.4s ease, opacity 0.3s ease, padding 0.4s ease;
      border-radius: 12px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
      overflow-y: auto;

  }

  .navigation.active {
      max-height: 500px;
      opacity: 1;
      padding: 30px;
  }
 
  .navigation a {
        padding: 16px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        font-size: 20px;
    }

  .navigation a:last-child {
        border-bottom: none;
    }
  
  .navigation a {
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: color 0.2s, padding-left 0.2s;
  }

  .navigation a::after {
      content: '→';
      opacity: 0;
      transform: translateX(-8px);
      transition: 0.2s;
  }

  .navigation a:active::after,
  .navigation a:hover::after {
      opacity: 1;
      transform: translateX(0);
  }


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

  .info-item {
    border-right: 0;

    border-bottom: 1px solid #444;
  }

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

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

  .contact-content {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 600px) {
  .container {
    width: min(100% - 30px, var(--container));
  }

  .hero {
    min-height: 700px;
  }

  .hero-logo {
    font-size: 55px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero-buttons {
    flex-direction: column;

    align-items: flex-start;
  }

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

  .about h2,
  .section-heading h2 {
    font-size: 45px;
  }

  .contact-details {
    flex-direction: column;

    gap: 25px;
  }

  .footer-inner {
    flex-direction: column;

    gap: 15px;

    text-align: center;
  }
  .logo-img {
    height: 60px;
    margin-left: auto;
    margin-right: auto;
  }
}
/* =========================
   PRICE SECTION
========================= */

.price-section {
  padding: 50px 0;

  border-top: 4px solid var(--orange);
  margin-bottom: 30px;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: -50px;
}

.price-card {
  background: #15171a;
  border: 1px solid #2a2a2a;
  border-radius: 12px;
  padding: 40px 30px;
  text-align: center;
  position: relative;
  transition:
    transform 0.3s,
    border-color 0.3s;
  dislay: flex;
  flex-direction: column;
  height: 100%;
}

.price-card:hover {
  transform: translateY(-8px);
  border-color: var(--orange);
}

.price-card-featured {
  background: #1a1310;
  border: 2px solid var(--orange);
}

.price-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orange);
  color: white;
  font-family: "Oswald";
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 6px 16px;
  border-radius: 20px;
}

.price-card h3 {
  font-family: "Oswald";
  font-size: 22px;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.price-amount {
  font-family: "Oswald";
  font-size: 42px;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 30px;
}

.price-amount span {
  font-size: 16px;
  color: #999;
  font-weight: 400;
}

.price-features {
  list-style: none;
  margin-bottom: 30px;
  text-align: left;
}

.price-features li {
  padding: 10px 0;
  border-bottom: 1px solid #2a2a2a;
  color: #ccc;
}

.price-features li:last-child {
  border-bottom: none;
}

.price-card .button {
  width: 100%;
  margin: 0:
  justify-content: center;
}

@media (max-width: 768px) {
  .price-grid {
    grid-template-columns: 1fr;
  }
}

.hero-buttons a {
  margin-top: 10px;
}